List of museums in New Hampshire
This list of museums in New Hampshire is a list of museums, defined for this context as institutions that collect and care for objects of cultural, artistic, scientific, or historical interest and make their collections or related exhibits available for public viewing. Museums that exist only in cyberspace are not included. Also included are non-profit art galleries.
| Name | Location | County | Region | Type | Notes |
| Abbot-Spaulding House | Nashua | Hillsborough | Merrimack Valley | Historic house | Operated by the Nashua Historical Society, Federal Revival style house |
| Academy Hall Museum | Lyme | Grafton | Dartmouth-Lake Sunapee | Local history | |
| Academy Museum | Walpole | Cheshire | Monadnock | Local history | Operated by the Walpole Historical Society, features large clothing collection |
| Aidron Duckworth Art Museum | Meriden | Sullivan | Dartmouth-Lake Sunapee | Art | , artworks of Aidron Duckworth |
| Albany Historical Society Museum | Albany | Carroll | White Mountains Region | Local history | |
| Alstead Historical Museum | Alstead | Cheshire | Monadnock | Local history | Open Sundays in the summer |
| Always Ready Engine House | Hollis | Hillsborough | Merrimack Valley | Fire | Operated by the Hollis Historical Society, also contains a hearse |
| American Independence Museum | Exeter | Rockingham | Seacoast | History | Stories of the American Revolution, includes the 18th-century Ladd-Gilman House |
| America's Credit Union Museum | Manchester | Hillsborough | Merrimack Valley | History | Site of the first credit union founded in the United States |
| Amos J. Blake House Museum | Fitzwilliam | Cheshire | Monadnock | Historic house | , home of the Fitzwilliam Historical Society |
| Amoskeag Fishways Learning and Visitors Center | Manchester | Hillsborough | Merrimack Valley | Natural history | , environmental education center, exhibits focus on the Merrimack River watershed, historical use of the Amoskeag area, and river wildlife |
| Andover Historical Society Museum | Andover | Merrimack | Dartmouth-Lake Sunapee | Railway | Includes a historic railroad station, also operates the Tucker Mountain Schoolhouse |
| Andres Institute of Art | Brookline | Hillsborough | Merrimack Valley | Art | sculpture park |
| Ashland Railroad Station Museum | Ashland | Grafton | Lakes Region | Railway | Operated by the Ashland Historical Society |
| AVA Gallery | Lebanon | Grafton | Dartmouth-Lake Sunapee | Art | , operated by the Alliance for Visual Art |
| Aviation Museum of New Hampshire | Manchester | Hillsborough | Merrimack Valley | Aviation | Home of the New Hampshire Aviation Historical Society, located in Manchester-Boston Regional Airport, history of aviation in NH, aviation science and technology |
| Barrett House | New Ipswich | Hillsborough | Monadnock | Historic house | Federal style American mansion operated by Historic New England |
| Belknap Mill | Laconia | Belknap | Lakes Region | Industry | Historic textile mill, industrial knitting museum, art and history center |
| Bethlehem Heritage Society Museum | Bethlehem | Grafton | White Mountains Region | Local history | |
| Boscawen Historical Museum | Boscawen | Merrimack | Merrimack Valley | Local history | Operated by the Boscawen Historical Society |
| Canaan Historical Society Museum | Canaan | Grafton | Dartmouth-Lake Sunapee | Local history | |
| Campton Historical Society Museum | Campton | Grafton | White Mountains Region | Local history | |
| Shaker Village | Canterbury | Merrimack | Merrimack Valley | Open-air | Includes 25 original and four reconstructed Shaker buildings on |
| Carey House | Milford | Hillsborough | Merrimack Valley | Historic house | , home of the Milford Historical Society |
| Castle in the Clouds | Moultonborough | Carroll | Lakes Region | Historic house | Arts & Crafts estate built in 1913-1914, over of trails on, science programs for children |
| Chapel Museum | Amherst | Hillsborough | Merrimack Valley | Local history | , operated by the Historical Society of Amherst, NH |
| Chatham Historical Society Museum | Chatham | Carroll | White Mountains Region | Local history | |
| Chichester Historical Society Museum | Chichester | Merrimack | Merrimack Valley | Local history | |
| Children's Museum of New Hampshire | Dover | Strafford | Seacoast | Children's | |
| Claremont Historical Society Museum | Claremont | Sullivan | Dartmouth-Lake Sunapee | Local history | |
| Clark House Museum Complex | Wolfeboro | Carroll | Lakes Region | Historic house | , operated by the Wolfeboro Historical Society, also includes a firehouse museum and schoolhouse |
| Clark's Trading Post | North Woodstock | Grafton | White Mountains Region | Multiple | Includes trained bear show, White Mountain Central Railroad train rides, Seyranyan Family Circus, Americana Museum, Pemigewasset Hook and Ladder Fire Station, Clark Museum about the Clark family, Florence Murray Museum of oddities, Avery’s Garage and more |
| Colebrook Area Historical Society | Colebrook | Coos | Great North Woods | Local history | Museum located on 2nd floor of Colebrook Town Hall |
| Contoocook Railroad Depot | Contoocook | Merrimack | Merrimack Valley | Railway | Historic site, railroad museum, and visitor center |
| Currier Museum of Art | Manchester | Hillsborough | Merrimack Valley | Art | European and American paintings, decorative arts, photographs and sculpture |
| Danbury North Road Schoolhouse Museum | Danbury | Merrimack | Lakes Region | Local history | 1853 red one-room schoolhouse operated by the Danbury Historical Society |
| Webster Birthplace State Historic Site | Franklin | Belknap | Lakes Region | Historic house | , managed by the New Hampshire Division of Parks and Recreation, late 18th-century log cabin, birthplace of politician Daniel Webster |
| Derry Museum of History | Derry | Rockingham | Merrimack Valley | Local history | |
| District #5 School | [East Washington, New Hampshire|Washington, New Hampshire|East Washington] | Sullivan | Dartmouth-Lake Sunapee | Education | Operated by the Washington Historical Society |
| Dorchester Historical Museum | Dorchester | Grafton | Dartmouth-Lake Sunapee | Local history | |
| Dublin Schoolhouse Museum | Dublin | Cheshire | Monadnock | Local history | Operated by the Dublin Historical Society |
| Durham Historic Museum | Durham | Strafford | Seacoast | Local history | Operated by the Durham Historic Association |
| Eastman Lord House | Conway | Carroll | White Mountains Region | Historic house | Operated by the Conway Historical Society |
| Elisha Marston House Museum | Center Sandwich | Carroll | Lakes Region | Local history | Home of the Sandwich Historical Society |
| Enfield Shaker Museum | Enfield | Grafton | Dartmouth-Lake Sunapee | Religious | Shaker buildings and history |
| Epping Historical Society Museum | Epping | Rockingham | Seacoast | Local history | |
| Exeter Historical Society | Exeter | Rockingham | Seacoast | Local history | , museum with artifacts of local history |
| The Fells | Newbury | Merrimack | Dartmouth-Lake Sunapee | Historic house | Early 20th century summer estate on 83 acres, located adjacent to the John Hay National Wildlife Refuge |
| Fitts Museum | Candia | Rockingham | Merrimack Valley | Local history | |
| Florence H. Speare Memorial Museum | Nashua | Hillsborough | Merrimack Valley | Local history | , operated by the Nashua Historical Society |
| Fort at Number 4 | Charlestown | Sullivan | Dartmouth-Lake Sunapee | Living history | 1744 period British fort with living history guides, set during King George's War |
| Francestown Improvement and Historical Society Museum | Francestown | Hillsborough | Monadnock | History | |
| Franconia Heritage Museum | Franconia | Grafton | White Mountains Region | Local history | |
| Franklin Pierce Homestead | Hillsborough | Hillsborough | Monadnock | Historic house | Operated by the Hillsborough Historical Society, early-19th-century childhood home of President Franklin Pierce |
| Fremont Historical Museum | Fremont | Rockingham | Seacoast | Local history | Operated by the Fremont Historical Society |
| The Frost Place | Franconia | Grafton | White Mountains Region | Historic house | Home of poet Robert Frost, museum and center for poetry and the arts |
| Funspot Family Fun Center: American Classic Arcade Museum | Laconia | Belknap | Lakes Region | Amusement | Arcade games, pinball machines, and electro-mechanic games built no later than 1987 |
| Gilman Garrison House | Exeter | Rockingham | Seacoast | Historic house | Operated by Historic New England, 18th-century house with exhibits on local history |
| Harold S. Gilman Museum | Alton | Belknap | Lakes Region | Local history | Collection of guns, furniture, dolls, buttons, toys and local artifacts, operated by the Alton Historical Society |
| Gilmanton Historical Society | Gilmanton | Belknap | Lakes Region | Local history | Museum in the Old Town Hall in Gilmanton Iron Works |
| Glidden Toy Museum | Ashland | Grafton | Lakes Region | Toy | Operated by the Ashland Historical Society, more than two thousand antique toys, open in summer on a limited basis |
| Goffstown Historical Society Museum | Goffstown | Hillsborough | Merrimack Valley | Local history | |
| Gorham Historical Society Museum | Gorham | Coos | White Mountains Region | Railway | , historic train depot, railroad cars and artifacts, model railroad |
| Governor John Langdon House | Portsmouth | Rockingham | Seacoast | Historic house | 18th-century-period mansion |
| Grant Hall Museum of Ossipee History | Center Ossipee | Carroll | Lakes Region | Local history | Operated by the Ossipee Historical Society |
| Great Bay Discovery Center | Greenland | Rockingham | Seacoast | Natural history | , conservation-education headquarters for the Great Bay National Estuarine Research Reserve, interactive exhibits and natural trails |
| Greenfield Historical Society Museum | Greenfield | Hillsborough | Monadnock | Local history | |
| Hampstead Historic Library Museum | Hampstead | Rockingham | Seacoast | Local history | , collection of the Hampstead Historical Society |
| Hancock Historical Society | Hancock | Hillsborough | Monadnock | Local history | |
| Hartmann Model Railroad & Toy Museum | Intervale | Carroll | White Mountains Region | Railway | , |
| Haverhill Historical Society Museum | Haverhill | Grafton | White Mountains Region | Local history | |
| Henniker Historical Society Museum | Henniker | Merrimack | Merrimack Valley | Local history | , located in Academy Hall |
| Henry Wilson Museum | Farmington | Strafford | Lakes Region | Local history | Operated by the Farmington Historical Society at the Goodwin Library |
| Historical Society of Cheshire County Museum | Keene | Cheshire | Monadnock | Local history | , located in the former Ball Residence, also tours of Wyman Tavern |
| Holderness Historical Society Museum | Holderness | Grafton | Lakes Region | Local history | |
| Hood Museum of Art | Hanover | Grafton | Dartmouth-Lake Sunapee | Art | Part of Dartmouth College, collections include art from ancient cultures, the Americas, Europe, Africa, Papua New Guinea and other world regions |
| Hopkins Center for the Arts | Hanover | Grafton | Dartmouth-Lake Sunapee | Art | Part of Dartmouth College, includes performing and visual arts center |
| Hopkinton Historical Society | Hopkinton | Merrimack | Merrimack Valley | Local history | Housed in the William H. Long Memorial Building |
| Horatio Colony House Museum | Keene | Cheshire | Monadnock | Historic house | |
| Hudson Historical Society | Hudson | Hillsborough | Merrimack Valley | Local history | Located in the late 19th-century Hills House |
| [Richard Jackson, New Hampshire|Jackson House|Jackson House] | Portsmouth | Rockingham | Seacoast | Historic house | Operated by Historic New England, 17th-century house |
| James House Museum | Hampton | Rockingham | Seacoast | Historic house | Early 18th-century house |
| Jefferson Historical Society Museum | Jefferson | Coos | White Mountains Region | Local history | |
| John Paul Jones House | Portsmouth | Rockingham | Seacoast | History | Operated by the Portsmouth Historical Society, 18th-century home lived in by American naval hero John Paul Jones, features exhibits of local history |
| John Wingate Weeks Estate | Lancaster | Coos | Great North Woods | Historic house | Operated by the New Hampshire Division of Parks and Recreation |
| Kendall Shop Museum and Carriage House | Bedford | Hillsborough | Merrimack Valley | Local history | Operated by the Bedford Historical Society |
| Kimball House Museum | Atkinson | Rockingham | Seacoast | Local history | Operated by the Atkinson Historical Society |
| Kimball Jenkins Estate | Concord | Merrimack | Merrimack Valley | Art | , art school with public galleries |
| Laconia Historical and Museum Society | Laconia | Belknap | Lakes Region | Local history | , exhibits and programs at the Laconia Public Library |
| Lake Winnipesaukee Museum | Weirs Beach | Belknap | Lakes Region | Local history | , operated by the Lake Winnipesaukee Historical Society |
| Lane Tavern | Sanbornton Square | Belknap | Lakes Region | Local history | , home of the Sanbornton Historical Society |
| Lee Scouting Museum | Manchester | Hillsborough | Merrimack Valley | Scouting | Located at Camp Carpenter, Boy Scout memorabilia and library |
| Lee Historical Society Museum | Lee | Strafford | Seacoast | Local history | |
| Libby Museum | Wolfeboro | Carroll | Lakes Region | Natural history | Open seasonally |
| Lisbon Area Historical Museum | Lisbon | Grafton | White Mountains Region | Local history | |
| Little Nature Museum | Warner | Merrimack | Merrimack Valley | Natural history | |
| Little Red Schoolhouse Museum | Newport | Sullivan | Dartmouth-Lake Sunapee | School | Operated by the National Society Daughters of the American Revolution |
| Littleton Area Historical Society | Littleton | Grafton | White Mountains Region | Local history | |
| Lockhaven Schoolhouse Museum | Enfield | Grafton | Dartmouth-Lake Sunapee | School | |
| Loon Center | Moultonborough | Carroll | Lakes Region | Natural history | |
| Madison Historical Society Museum | Madison | Carroll | Lakes Region | Local history | |
| Main Street House Museum | Warner | Merrimack | Dartmouth-Lake Sunapee | History | , operated by the Warner Historical Society in the Upton/Chandler House |
| Main Street Museum | Meredith | Belknap | Lakes Region | Local history | , home of the Meredith Historical Society |
| Margret and H.A. Rey Center | Waterville Valley | Grafton | White Mountains Region | Art | Includes an art gallery, programs in art, science, nature and children's literature |
| Marion Blodgett Museum | North Stratford | Coos | Great North Woods | Local history | Operated by the Cohos Historical Society |
| Mariposa Museum | Peterborough | Hillsborough | Monadnock | Culture | , folk art, textiles, costumes, art, puppets, toys and instruments from six continents |
| Marshall House Museum | Newton | Rockingham | Seacoast | Local history | Open by appointment with the Newton Historical Society |
| Mary Baker Eddy Historic House | Rumney | Grafton | Lakes Region | Historic house | |
| McAuliffe-Shepard Discovery Center | Concord | Merrimack | Merrimack Valley | Air and space science | Exhibits on astronomy, engineering, Earth and space sciences, honors the memories of Christa McAuliffe and Alan Shepard |
| Melville Academy Museum | Jaffrey | Cheshire | Monadnock | Local history | , operated by the Jaffrey Historical Society |
| Merrimack Historical Society Museum | Merrimack | Hillsborough | Merrimack Valley | Local history | |
| Millyard Museum | Manchester | Hillsborough | Merrimack Valley | Local history | , operated by the Manchester Historic Association in the historic Amoskeag Millyard, city history, immigrants, textile industry |
| Moffatt-Ladd House | Portsmouth | Rockingham | Seacoast | Historic house | Owned and operated by the National Society of the Colonial Dames in the State of New Hampshire, 18th-century house reflecting owners from 1763 through 1900 |
| Moffett House Museum & Genealogy Center | Berlin | Coos | Great North Woods | Local history | , operated by the Berlin and Coos Historical Society |
| Monadnock Center for History and Culture | Peterborough | Hillsborough | Monadnock | Local history | , operated by the Peterborough Historical Society, includes a late 18th-century period kitchen, early American furniture and decorative arts, local history and culture |
| Mont Vernon Historical Society Museum | Mont Vernon | Hillsborough | Merrimack Valley | Local history | |
| Morrison House Museum | Londonderry | Rockingham | Merrimack Valley | Historic house | , operated by the Londonderry Historical Society, 18th-century farmhouse |
| Moultonborough Town House | Moultonborough | Carroll | Lakes Region | Local history | Operated by the Moultonborough Historical Society |
| Mount Kearsarge Indian Museum | Warner | Merrimack | Dartmouth-Lake Sunapee | Ethnic - Native American | |
| Mount Washington Observatory Museum | Sargent's Purchase | Coos | White Mountains Region | Science | , focuses on weather and geology |
| MWV Children's Museum | North Conway | Carroll | White Mountains Region | Children's | |
| Museum of the White Mountains | Plymouth | Grafton | Lakes Region | History | Operated by Plymouth State University, history, culture, and environmental legacy of the region |
| Museum of White Mountain Art | Jackson | Carroll | White Mountains Region | Multiple | , operated by the Jackson Historical Society, display of White Mountain School of Art paintings as well as changing local history exhibits, permanent exhibit of old maps of the area |
| Muster Field Farm Museum | North Sutton | Merrimack | Dartmouth-Lake Sunapee | Agriculture | , working farm museum with 18th-century homestead |
| New England Racing Museum | Loudon | Merrimack | Lakes Region | Sports - Motor Racing | History of motor racing within the New England Region |
| New England Ski Museum | Franconia | Grafton | White Mountains Region | Sports - Skiing | History of commercial and recreational skiing in the northeastern United States, located in Franconia Notch State Park |
| New Hampshire Boat Museum | Wolfeboro | Carroll | Lakes Region | Maritime | |
| New Hampshire Farm Museum | Milton | Strafford | Lakes Region | Agriculture | Includes historic farmhouse and tavern, agricultural machinery, farm tools, sleighs and wagons, farm animals |
| New Hampshire Historical Society | Concord | Merrimack | Merrimack Valley | History | State history and culture |
| New Hampshire Snowmobile Museum | Allenstown | Merrimack | Merrimack Valley | Sports | Located in Bear Brook State Park |
| New Hampshire State House | Concord | Merrimack | Merrimack Valley | Historic building | Guided and self-guided tours available on weekdays |
| New Hampshire Telephone Museum | Warner | Merrimack | Dartmouth-Lake Sunapee | Commodity | , collection of historic telephones |
| New London Historical Society | New London | Merrimack | Dartmouth-Lake Sunapee | Living history | , small village of 19th-century buildings and many horse-drawn vehicles |
| Newport Historical Society Museum | Newport | Sullivan | Dartmouth-Lake Sunapee | Local history | |
| Northern Forest Heritage Park | Berlin | Coos | Great North Woods | Industry | , includes full-size replica logging camp, logging tools and equipment, Brown Company House Museum, artisans display gallery, 3 acre park |
| Northwood Historical Society Museum | Northwood | Rockingham | Merrimack Valley | Local history | |
| Nottingham Square Schoolhouse Museum | Nottingham | Rockingham | Merrimack Valley | Education | Open by appointment, historic schoolhouse |
| Old Country Store and Museum | Moultonborough | Carroll | Lakes Region | Historic store | |
| Old Webster Meeting House | Webster | Merrimack | Dartmouth-Lake Sunapee | Local history | |
| Old River Road School | Bridgewater | Grafton | Lakes Region | Local history | |
| Old Town Hall | Newington | Rockingham | Seacoast | History | |
| Patuccoway Grange Museum | Nottingham | Rockingham | Merrimack Valley | History | Open by appointment, implements of farming, early industry and home life |
| Peabody Farm Museum | Shelburne | Coos | White Mountains Region | Local history | |
| Pierce Manse | Concord | Merrimack | Merrimack Valley | Historic house | Home of President Franklin Pierce |
| Pittsburg Historical Society Museum | Pittsburg | Coos | Great North Woods | Local history | Museum located in Town Hall |
| Plaistow Historical Society | Plaistow | Rockingham | Seacoast | Local history | |
| Plymouth Historical Society Museum | Plymouth | Grafton | Lakes Region | Local history | Located in a former county courthouse and library |
| Poore Family Homestead and Historic Farm Museum | Colebrook | Coos | Great North Woods | Historic house | , historic farmstead that portrays one family's life from the 1830s to the 1980s |
| Portsmouth Athenæum | Portsmouth | Rockingham | Seacoast | Library | Includes museum gallery with changing exhibitions from its collections |
| Pottle Meeting House | Meredith | Belknap | Lakes Region | Agriculture | Operated by the Meredith Historical Society, historic farm tools and agriculture equipment |
| Quimby Transportation Museum | Center Sandwich | Carroll | Lakes Region | Transportation | Operated by the Sandwich Historical Society, horse-drawn vehicles |
| Raymond Historical Society | Raymond | Rockingham | Merrimack Valley | Railway | Local history and railroad artifacts |
| Remick Country Doctor Museum & Farm | Tamworth | Carroll | Lakes Region | Agriculture | Working farm museum with museum farmhouse of a country doctor |
| Richard Diehl Civilian Conservation Corps Museum | Allenstown | Merrimack | Merrimack Valley | History | Work of the Civilian Conservation Corps in New Hampshire, located in Bear Brook State Park |
| Rindge Historical Society Museum | Rindge | Cheshire | Monadnock | Local history | |
| Robert Frost Farm | Derry | Rockingham | Merrimack Valley | Historic house | Home of poet Robert Frost |
| Rochester Museum of Fine Arts | Rochester | Strafford | Seacoast | Art | Contemporary art in all media |
| Rumney Historical Society Museum | Rumney | Grafton | Lakes Region | Local history | |
| Rundlet-May House | Portsmouth | Rockingham | Seacoast | Historic house | Operated by Historic New England, early-19th-century mansion reflecting four generations of ownership |
| Rye Historical Society Museum | Rye | Rockingham | Seacoast | Local history | |
| Saint-Gaudens National Historic Site | Cornish | Sullivan | Dartmouth-Lake Sunapee | Historic house | Home, gardens, and studios of sculptor Augustus Saint-Gaudens |
| Salem Historical Museum | Salem | Rockingham | Merrimack Valley | Local history | Located in the Old Town Meeting House |
| Salisbury Historical Society Museum | Salisbury | Merrimack | Dartmouth-Lake Sunapee | Local history | |
| Sandown Historical Society & Museum | Sandown | Rockingham | Seacoast | Local history | Located in a historic depot |
| Seacoast Science Center | Rye | Rockingham | Seacoast | Science center | , marine science nature center |
| SEE Science Center | Manchester | Hillsborough | Merrimack Valley | Science center | |
| Sharon Arts Center | Peterborough | Hillsborough | Monadnock | Art | , arts center with fine art gallery |
| Sheridan House Museum | Winchester | Cheshire | Monadnock | Local history | Operated by the Winchester Historical Society |
| Springfield Historical Museum | West Springfield | Sullivan | Dartmouth-Lake Sunapee | Local history | Operated by the Springfield Historical Society |
| Stone Building Museum | Weare | Hillsborough | Merrimack Valley | Local history | home of the Weare Historical Society |
| Stone School Museum | Newmarket | Rockingham | Seacoast | Local history | Operated by the Newmarket Historical Society |
| Strawbery Banke | Portsmouth | Rockingham | Seacoast | Living | Includes 10 houses with costumed interpreters reflecting the 17th through the 19th centuries, crafts demonstrations |
| Sugar Hill Historical Museum | Sugar Hill | Grafton | White Mountains Region | History | |
| Summersworth Historical Society | Somersworth | Strafford | Seacoast | Local history | |
| Thompson-Ames Historical Society Museums | Gilford | Belknap | Lakes Region | Local history | , operates three museums that are open by appointment: Mount Belknap Grange, Union Meetinghouse, Benjamin Rowe House |
| Tip-Top House | Mount Washington State Park | Coos | White Mountains Region | History | Former hotel on Mount Washington |
| Tobias Lear House | Portsmouth | Rockingham | Seacoast | Historic house | Adjacent to Wentworth-Gardner House, mid 18th-century house |
| Troy Historical Society Museum | Troy | Cheshire | Monadnock | Local history | |
| Tuck Museum | Hampton | Rockingham | Seacoast | Open-air | , includes Tuck Memorial Museum, Farm Museum, Seacoast Fire Museum and the 19th-Century District Schoolhouse |
| Tuftonboro Historical Society Museum | Melvin Village | Carroll | Lakes Region | Local history | |
| University of New Hampshire Museum | Durham | Strafford | Seacoast | Local history | Located in the Dimond Library, hosts two exhibitions each year about the history of the University of New Hampshire |
| Upper Pemigewasset Historical Society and Museum | Lincoln | Grafton | White Mountains Region | Local history | |
| USS Albacore (AGSS-569) | Portsmouth | Rockingham | Seacoast | Museum ship | Decommissioned submarine |
| Van Dame School Museum and Research Center | Nottingham | Rockingham | Merrimack Valley | History | Open by appointment, local history |
| Warner House | Portsmouth | Rockingham | Seacoast | Historic house | 18th-century brick mansion, reflects six generations of family ownership |
| Warren Historical Museum | Warren | Grafton | White Mountains Region | Local history | Operated by the Warren Historical Society |
| Washington Historical Society Museum | Washington | Sullivan | Dartmouth-Lake Sunapee | Local history | |
| Webster Cottage Museum | Hanover | Grafton | Dartmouth-Lake Sunapee | Historic house | 18th-century farmhouse and residence of Daniel Webster as a student at Dartmouth College, operated by the Hanover Historical Society |
| Wentworth-Coolidge Mansion | Portsmouth | Rockingham | Seacoast | Historic house | 18th-century mansion of New Hampshire's first royal governor |
| Wentworth-Gardner House | Portsmouth | Rockingham | Seacoast | Historic house | 18th-century mansion, adjacent to Tobias Lear House |
| Westmoreland Historical Society | Westmoreland | Cheshire | Monadnock | Local history | |
| Wheeler House | Hollis | Hillsborough | Merrimack Valley | Local history | Home of the Hollis Historical Society |
| Whipple House Museum | Ashland | Grafton | Lakes Region | Local history | Operated by the Ashland Historical Society |
| Wigwam Museum | Amherst | Hillsborough | Merrimack Valley | Local history | , operated by the Historical Society of Amherst, NH |
| Wilder-Holton House | Lancaster | Coos | Great North Woods | Historic house | Operated by the Lancaster Historical Society |
| Windham Museum | Windham | Rockingham | Merrimack Valley | Local history | Open for events and by appointment |
| Works Barn Museum & Allard House | Freedom | Carroll | Lakes Region | History | Operated by the Freedom Historical Society |
| Woodman Institute Museum | Dover | Strafford | Seacoast | Multiple | Rocks & minerals, Indian artifacts, mammals & marine life, birds & butterflies, shells, snakes & turtles, dolls, military items, maps & documents, maritime, household and local history artifacts |
| Wright Museum | Wolfeboro | Carroll | Lakes Region | Military | , dedicated to celebrating Americans' sacrifices and achievements during WWII |
| Wyman Tavern | Keene | Cheshire | Monadnock | Historic House | Owned by the Cheshire County Historical Society |
| Zimmerman House | Manchester | Hillsborough | Merrimack Valley | Historic house | Designed by Frank Lloyd Wright, operated by the Currier Museum of Art |
Defunct museums
- Children’s Metamorphosis, Derry
- Christie's Maple Farm and Maple Museum, Lancaster