Buchanan County, Iowa
Buchanan County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,565. Its county seat is Independence. The county was created in 1837 and was named in honor of Senator James Buchanan, the 15th President of the United States.
History
Buchanan County was formed on December 21, 1837, from parts of Dubuque County. It was named after US Senator James Buchanan, who would later go on to be President of the United States.Geography
According to the U.S. Census Bureau, the county has a total area of, of which is land and is water.Major highways
Adjacent counties
- Clayton County
- Fayette County
- Delaware County
- Linn County
- Benton County
- Black Hawk County
- Bremer County
Demographics
2020 census
As of the 2020 census, the county had a population of 20,565 and a population density of ; 97.06% of residents reported being of one race.The median age was 39.8 years. 26.3% of residents were under the age of 18 and 18.8% of residents were 65 years of age or older. For every 100 females there were 98.8 males, and for every 100 females age 18 and over there were 96.7 males age 18 and over.
32.9% of residents lived in urban areas, while 67.1% lived in rural areas.
There were 8,198 households in the county, of which 30.1% had children under the age of 18 living in them. Of all households, 54.3% were married-couple households, 17.0% were households with a male householder and no spouse or partner present, and 22.1% were households with a female householder and no spouse or partner present. About 28.0% of all households were made up of individuals and 13.9% had someone living alone who was 65 years of age or older.
There were 8,886 housing units, of which 7.7% were vacant, leaving 8,198 occupied units. Among occupied housing units, 80.0% were owner-occupied and 20.0% were renter-occupied. The homeowner vacancy rate was 1.6% and the rental vacancy rate was 8.1%.
The racial makeup of the county was 95.8% White, 0.4% Black or African American, 0.1% American Indian and Alaska Native, 0.3% Asian, 0.1% Native Hawaiian and Pacific Islander, 0.5% from some other race, and 2.9% from two or more races. Hispanic or Latino residents of any race comprised 1.6% of the population.
2010 census
The 2010 census recorded a population of 20,958 in the county, with a population density of. There were 8,968 housing units, of which 8,161 were occupied.2000 census
As of the census of 2000, there were 21,093 people, 7,933 households, and 5,672 families residing in the county. The population density was. There were 8,697 housing units at an average density of. The racial makeup of the county was 98.41% White, 0.27% Black or African American, 0.21% Native American, 0.40% Asian, 0.16% from other races, and 0.54% from two or more races. 0.62% of the population were Hispanic or Latino of any race.There were 7,933 households, out of which 34.50% had children under the age of 18 living with them, 60.70% were married couples living together, 7.40% had a female householder with no husband present, and 28.50% were non-families. 24.70% of all households were made up of individuals, and 12.50% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.13.
In the county, the population was spread out, with 28.60% under the age of 18, 8.10% from 18 to 24, 26.30% from 25 to 44, 22.50% from 45 to 64, and 14.50% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 98.70 males. For every 100 females age 18 and over, there were 94.40 males.
The median income for a household in the county was $38,036, and the median income for a family was $45,421. Males had a median income of $30,212 versus $22,356 for females. The per capita income for the county was $18,405. About 6.80% of families and 9.40% of the population were below the poverty line, including 12.90% of those under age 18 and 7.60% of those age 65 or over.
Communities
Cities
Unincorporated communities
- Bryantsburg
- Castleville
- Chatham
- Doris
- Gatesville
- Hamerville
- Kiene
- Kier
- Littleton
- Middlefield
- Monti
- Newtonville
- Otterville
- Shady Grove
- Vista
- Wise
Townships
Buchanan County is divided into sixteen townships:- Buffalo
- Byron
- Cono
- Fairbank
- Fremont
- Hazleton
- Homer
- Jefferson
- Liberty
- Madison
- Middlefield
- Newton
- Perry
- Sumner
- Washington
- Westburg
Population ranking
The population ranking of the following table is based on the 2020 census of Buchanan County.† county seat
| Rank | City/Town/etc. | Municipal type | Population |
| 1 | † 'Independence | City | 6,064 |
| 2 | Jesup | City | 2,508 |
| 3 | Fairbank | City | 1,111 |
| 4 | Winthrop | City | 823 |
| 5 | Hazleton | City | 713 |
| 6 | Quasqueton | City | 570 |
| 7 | Lamont | City | 429 |
| 8 | Brandon | City | 341 |
| 9 | Rowley | City | 270 |
| 10 | Aurora | City | 169 |
| 11 | Stanley' | City | 81 |
Education
School districts in the county include:- East Buchanan Community School District
- Independence Community School District
- Jesup Community School District
- North Linn Community School District
- Oelwein Community School District
- Starmont Community School District
- Union Community School District
- Vinton-Shellsburg Community School District
- Wapsie Valley Community School District
- West Delaware County Community School District