Junction City is a city in and the county seat of Geary County, Kansas, United States. As of the 2010 census, the city population was 23,353. Fort Riley, a major U.S. Army post, is nearby.
According to the United States Census Bureau, the city has a total area of 12.22 square miles (31.65 km), of which 12.15 square miles (31.47 km) is land and 0.07 square miles (0.18 km) is water.
As of the census of 2010, there were 23,353 people, 9,134 households, and 6,109 families residing in the city. The population density was 1,922.1 inhabitants per square mile (742.1/km). There were 10,480 housing units at an average density of 862.6 per square mile (333.1/km). The racial makeup of the city was 60.7% White, 22.3% Black, 0.9% Native American, 3.9% Asian, 0.9% Pacific Islander, 4.0% from other races, and 7.3% from two or more races. Hispanic or Latino of any race were 13.0% of the population.
There were 9,134 households of which 39.6% had children under the age of 18 living with them, 45.9% were married couples living together, 16.4% had a female householder with no husband present, 4.6% had a male householder with no wife present, and 33.1% were non-families. 27.6% of all households were made up of individuals and 7% had someone living alone who was 65 years of age or older. The average household size was 2.53 and the average family size was 3.07.
The median age in the city was 28.8 years. 29% of residents were under the age of 18; 13% were between the ages of 18 and 24; 30.3% were from 25 to 44; 19.3% were from 45 to 64; and 8.4% were 65 years of age or older. The gender makeup of the city was 48.9% male and 51.1% female.
As of the census of 2000, there were 18,886 people, 7,492 households, and 5,079 families residing in the city. The population density was 2,500.8 people per square mile (965.8/km²). There were 8,740 housing units at an average density of 1,157.3 per square mile (447.0/km²). The racial makeup of the city was 58.38% White, 26.69% African American, 0.82% Native American, 3.83% Asian, 0.39% Pacific Islander, 4.01% from other races, and 5.88% from two or more races. Hispanic or Latino of any race were 8.31% of the population.
There were 7,492 households out of which 35.7% had children under the age of 18 living with them, 49.8% were married couples living together, 14.6% had a female householder with no husband present, and 32.2% were non-families. 26.4% of all households were made up of individuals and 9.1% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 3.00.
In the city, the population was spread out with 28.2% under the age of 18, 13.4% from 18 to 24, 28.8% from 25 to 44, 18.5% from 45 to 64, and 11.1% who were 65 years of age or older. The median age was 30 years. For every 100 females, there were 93.2 males. For every 100 females age 18 and over, there were 88.5 males.
As of 2000 the median income for a household in the city was $30,084, and the median income for a family was $35,093. Males had a median income of $25,695 versus $20,846 for females. The per capita income for the city was $16,581. About 11.2% of families and 14.0% of the population were below the poverty line, including 20.4% of those under age 18 and 12.2% of those age 65 or over.
Junction City Kansas neighborhoods include: Grandview Plaza, Hunter Ridge, North Junction City, Patriot Pointe, Rucker Rd, Skyline Dr, Village at Freedom Place