| Library | Image | Location | Notes |
| 1 | Arlington | | 203 Arlington Ave. at Warwick St. 40°40'50.4"N 73°53'14.0"W | Originally known as the East Branch and officially opened on November 7, 1906; renovated from 1950 to 1952 and in 1980. |
| 2 | Bedford | | 496 Franklin Avenue | This Library plan was recognized as an excellent example of library planning and design in the March 1903 issue of Library Journal. It was built using Carnegie funds. In 2000, an interior renovation and exterior restoration by Sen Architects was completed. |
| 3 | Brownsville | | 61 Glenmore Avenue | The first Brownsville Branch opened in 1905 on the second floor of the Alliance Building after the Hebrew Educational Society donated its books. The Carnegie-built branch, which opened at 61 Glenmore Avenue on December 19, 1908, continues to operate today. |
| 4 | Bushwick | | 340 Bushwick Avenue | Bushwick Library opened in the rented first floor of a church at Montrose Avenue and Humboldt Street in 1903 before moving to its present location on Bushwick Avenue in 1908. |
| 5 | Carroll Park | | 396 Clinton Street at Union Street | Designed by William B. Tubby, this location opened at 396 Clinton Street on March 3, 1905, and was originally called the Carroll Park Branch, until the name was changed to Carroll Gardens in 1973. A predecessor library operated out of a rented space at Smith Street and Carroll Streets from 1901 until completion of this building, which still serves the community today. |
| 6 | DeKalb | | 790 Bushwick Avenue | Located on bustling Bushwick Avenue in the neighborhood of the same name, DeKalb Library originally opened its doors on February 11, 1905. One of Brooklyn's most beautiful Carnegie branches, the building was designed by the Brooklyn architect William Tubby in the Classical Revival style. Many of the original features in this three-bay brick and limestone building remain today, including its spacious, high-ceilinged reading rooms. The library was rehabilitated in 1950. |
| 7 | Eastern Parkway | | 1044 Eastern Parkway | This medium-sized library, built with funds donated by Andrew Carnegie, was designed with a classical limestone facade with large arched windows and entrance portal. |
| 8 | Flatbush | | 22 Linden Blvd. at Flatbush Ave. | Flatbush Library has served patrons in its present location on Linden Boulevard since 1905; it was the sixth library built in Brooklyn with funds from philanthropist Andrew Carnegie. The building was designed by Rudolphe L. Daus, but an extensive renovation in 1934 has rendered the building almost unrecognizable. |
| 9 | Fort Hamilton | | 9424 Fourth Ave. | This library started out as an independent free library and was absorbed into Brooklyn Public Library in 1901. The building was designed by the Lord & Hewlett architecture firm and formally opened at 9424 Fourth Avenue on October 16, 1907. |
| 10 | Greenpoint | | | The original Greenpoint Library opened in 1906 and was one of Brooklyn's first Carnegie libraries, but the building's deterioration necessitated its replacement in the early 1970s. |
| 11 | Leonard | | 81 Devoe St. at Leonard St., Williamsburg | The Leonard Branch was officially opened on December 1, 1908, at its current site at Devoe and Leonard Streets. The one-story classically styled building, designed by William B. Tubby, has an elegantly designed interior of 10,000 square feet that originally featured molded skylights, wood paneling and wood-trimmed windows. |
| 12 | Macon | | 361 Lewis Avenue, Bedford-Stuyversant | The 11th Carnegie Brooklyn library, beautiful, historic Macon Library is one of the best preserved Carnegie branches in Brooklyn. Opened in 1907, the two-story, Classical Revival-style building retains its original fireplaces, oak paneling, alcoves and wooden benches, along with the warm charm that has welcomed patrons for more than 100 years. |
| 13 | Pacific | | 25 4th Avenue at Pacific Street | The Pacific Branch was the first of the Carnegie-funded libraries to open in Brooklyn, on October 8, 1904. Architect Raymond F. Almirall designed the building, at 25 Fourth Avenue, and was hired again as architect after the building suffered structural damages due to BMT subway construction in 1914. Upon its opening, New York Tribune praised the branch for its classical and dignified design. |
| 14 | Prospect | | 431 6th Ave. at 9th St. | This library began life as a small collection of books on natural history in the Litchfield Mansion in Prospect Park. In 1906, the building, designed by Raymond Almirall was finished, using Carnegie funds. |
| 15 | Red Hook | | | The original Red Hook Library, opened on April 22, 1915, was the only of Brooklyn's Carnegie libraries to be built in the Mediterranean Revival style. The architect, Richard A. Walker, accented the original interior of the building with decorative wooden staircases, pendant light fixtures and clerestory windows. This architectural gem was forced to close in August 1946 after suffering extensive damage from a fire, and was demolished soon after. |
| 16 | Saratoga | | 8 Thomas S Boyland Street | Saratoga Library is a Classical Revival-style Carnegie branch with a distinctive Spanish tile roof and a storied history. Opened in 1908, Saratoga was renovated in 1958, 1974 and 1990. |
| 17 | South | | 51st street and 4th Avenue | South Branch opened to the public on December 9, 1905, on the same site the Sunset Park branch occupies today. The original two-story, Classical Revival-style building, designed by architects Lord & Hewlett, was demolished in 1970. |
| 18 | Stone Avenue | | 581 Mother Gaston Boulevard | Originally constructed to relieve overcrowding at the nearby Brownsville branch, Stone Avenue Library was one of the last Carnegie libraries built in Brooklyn. Officially opened on September 24, 1914, it was originally called the Brownsville Children's Library and is believed to have been the first library in the world devoted exclusively to serving children. Designed by architect William B. Tubby in the Jacobethan style, many of the original architectural details that distinguished the branch as a place for children remain, including the Rookwood storybook fireplace tiles and the original carved wooden benches with rabbit-head finials. |
| 19 | Walt Whitman | | 93 Saint Edwards Street, Ft Greene | Originally called the City Park Branch, this library was renamed to honor Walt Whitman in 1943, on the 125th anniversary of his birth. The branch once boasted a naval architecture and science collection, to serve the workers of the Brooklyn Navy Yard. |
| 20 | Washington Irving | | 360 Irving Ave. Bushwick | Washington Irving Library was the 21st and final Carnegie library built in Brooklyn. |
| 21 | Williamsburg | | 240 Division Avenue | Although the branch didn't open until 1905, it is often considered the first of Brooklyn's Carnegie libraries. Thousands, including Mayor Seth Low, came out with much fanfare for a ceremony in November 1903, when a time capsule of documents including a copy of the Carnegie contract was laid in the cornerstone of the building at 240 Division Avenue. |