Oswego is a city in and the county seat of Labette County, Kansas, United States, and situated along the Neosho River. As of the 2010 census, the city population was 1,829.
Oswego is located at 37°10′4″N 95°6′34″W / 37.16778°N 95.10944°W / 37.16778; -95.10944 (37.167728, -95.109453). The city is about 12 miles (19 km) north of the Oklahoma state line and 30 miles (48 km) west of the Missouri line. It is situated along the southern bluffs overlooking the Neosho River valley. It is at the junction of U.S. Route 59 and U.S. Route 160. According to the United States Census Bureau, the city has a total area of 2.30 square miles (5.96 km), of which, 2.24 square miles (5.80 km) is land and 0.06 square miles (0.16 km) is water.
As of the census of 2010, there were 1,829 people, 763 households, and 476 families residing in the city. The population density was 816.5 inhabitants per square mile (315.3/km). There were 869 housing units at an average density of 387.9 per square mile (149.8/km). The racial makeup of the city was 91.3% White, 1.5% African American, 3.2% Native American, 0.1% Asian, 0.4% from other races, and 3.5% from two or more races. Hispanic or Latino of any race were 2.6% of the population.
There were 763 households of which 32.0% had children under the age of 18 living with them, 46.4% were married couples living together, 12.3% had a female householder with no husband present, 3.7% had a male householder with no wife present, and 37.6% were non-families. 33.4% of all households were made up of individuals and 19.8% had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.90.
The median age in the city was 39.9 years. 24.2% of residents were under the age of 18; 9% were between the ages of 18 and 24; 23.5% were from 25 to 44; 23.7% were from 45 to 64; and 19.5% were 65 years of age or older. The gender makeup of the city was 49.6% male and 50.4% female.
As of the census of 2000, there were 2,046 people, 776 households, and 489 families residing in the city. The population density was 956.9 people per square mile (369.1/km²). There were 890 housing units at an average density of 416.2 per square mile (160.6/km²). The racial makeup of the city was 91.30% White, 3.32% Black or African American, 1.42% Native American, 0.20% Asian, 0.88% from other races, and 2.88% from two or more races. Hispanic or Latino of any race were 1.81% of the population.
There were 776 households out of which 30.5% had children under the age of 18 living with them, 49.0% were married couples living together, 10.2% had a female householder with no husband present, and 36.9% were non-families. 35.1% of all households were made up of individuals and 20.2% had someone living alone who was 65 years of age or older. The average household size was 2.29 and the average family size was 2.96.
In the city, the population was spread out with 24.2% under the age of 18, 14.1% from 18 to 24, 23.9% from 25 to 44, 19.7% from 45 to 64, and 18.1% who were 65 years of age or older. The median age was 35 years. For every 100 females, there were 105.0 males. For every 100 females age 18 and over, there were 101.4 males.
The median income for a household in the city was $30,656, and the median income for a family was $38,631. Males had a median income of $26,289 versus $20,000 for females. The per capita income for the city was $12,974. About 8.5% of families and 10.9% of the population were below the poverty line, including 12.9% of those under age 18 and 13.0% of those age 65 or over.