The current mayor is Jim Kushner.
Racial and ethnic composition 2020 census As of the
2020 census, Warrensburg had a population of 19,337. The median age was 25.5 years; 19.1% of residents were under 18, 33.6% were between 18 and 24, 24.5% were from 25 to 44, 16.0% were from 45 to 64, and 11.2% were 65 or older. For every 100 females there were 100.5 males, and for every 100 females age 18 and over there were 98.3 males age 18 and over. 99.2% of residents lived in urban areas, while 0.8% lived in rural areas. There were 7,116 households and 3,418 families in the city; 27.4% of households had children under 18 living in them. Of all households, 36.2% were married-couple households, 25.8% were households with a male householder and no spouse or partner present, and 29.2% were households with a female householder and no spouse or partner present. About 35.7% of households were made up of individuals, and 9.2% had someone living alone who was 65 years of age or older. The average household size was 2.4 and the average family size was 3.1. estimates show that the median household income was $48,306 (with a margin of error of +/- $5,061) and the median family income was $73,995 (+/- $4,609). Males had a median income of $23,972 (+/- $2,489) versus $14,801 (+/- $2,763) for females. The median income for those above 16 years old was $18,108 (+/- $3,142). About 7.7% of families and 22.9% of the population were below the
poverty line, including 9.2% of those under 18 and 12.8% of those 65 or over.
2010 census As of the 2010
census, 18,838 people, 6,803 households, and 3,400 families were living in the city. The
population density was . The 7,450 housing units had an average density of . The
racial makeup of the city was 85.3% White, 7.5% African American, 0.5% Native American, 2.8% Asian, 0.2% Pacific Islander, 0.7% from other races, and 3.1% from two or more races. Hispanics or Latinos of any race were 3.1% of the population. Of the 6,803 households, 26.5% had children under 18 living with them, 36.1% were married couples living together, 10.4% had a female householder with no husband present, 3.5% had a male householder with no wife present, and 50.0% were not families. About 31.2% of all households were made up of individuals, and 8.1% had someone living alone who was 65 or older. The average household size was 2.32 and the average family size was 2.96. The median age in the city was 23.7 years. The age distribution was 17.6% under 18, 36.2% from 18 to 24, 21.8% from 25 to 44; 15.0% from 45 to 64, and 9.5% were 65 or older. The gender makeup of the city was 49.5% male and 50.5% female.
2000 census As of the 2000
census, 16,340 people, 5,951 households, and 3,035 families were living in the city. The population density was . There were 6,380 housing units at an average density of . The racial makeup of the city was 90.09% White, 6.46% African American, 0.64% Native American, 2.79% Asian, 0.14% Pacific Islander, 0.78% from other races, and 2.28% from two or more races. Hispanic or Latino people of any race were 2.44% of the population. Of the 5,951 households, 26.6% had children under 18 living with them, 38.5% were married couples living together, 9.9% had a female householder with no husband present, and 49.0% were not families. About 30.8% of all households were made up of individuals, and 8.5% had someone living alone who was 65 or older. The average household size was 2.29 and the average family size was 2.93. In the city, the age distribution was 18.0% under 18, 36.5% from 18 to 24, 22.8% from 25 to 44, 12.9% from 45 to 64, and 9.7% who were 65 or older. The median age was 23 years. For every 100 females, there were 95.8 males. For every 100 females 18 and over, there were 95.4 males. The median income for a household in the city was $29,332, and for a family was $45,845. Males had a median income of $30,354 versus $22,154 for females. The
per capita income for the city was $14,714. About 13.6% of families and 24.3% of the population were below the
poverty line, including 17.1% of those under age 18 and 11.4% of those age 65 or over. ==Geography==