2020 census

The 2020 United States census counted 11,262 people, 4,133 households, and 2,988 families in Haysville.^[16][17] The population density was 2,401.3 per square mile (927.1/km²). There were 4,371 housing units at an average density of 932.0 per square mile (359.8/km²).^[17][18] The racial makeup was 84.64% (9,532) white or European American (81.81% non-Hispanic white), 0.99% (111) black or African-American, 1.47% (166) Native American or Alaska Native, 1.36% (153) Asian, 0.08% (9) Pacific Islander or Native Hawaiian, 1.74% (196) from other races, and 9.72% (1,095) from two or more races.^[19] Hispanic or Latino of any race was 7.49% (844) of the population.^[20]

Of the 4,133 households, 39.0% had children under the age of 18; 49.5% were married couples living together; 27.6% had a female householder with no spouse or partner present. 23.3% of households consisted of individuals and 10.8% had someone living alone who was 65 years of age or older.^[17] The average household size was 2.6 and the average family size was 3.3.^[21] The percent of those with a bachelor’s degree or higher was estimated to be 11.8% of the population.^[22]

28.9% of the population was under the age of 18, 8.2% from 18 to 24, 26.8% from 25 to 44, 21.7% from 45 to 64, and 14.4% who were 65 years of age or older. The median age was 34.8 years. For every 100 females, there were 106.5 males.^[17] For every 100 females ages 18 and older, there were 109.6 males.^[17]

The 2016-2020 5-year American Community Survey estimates show that the median household income was $54,982 (with a margin of error of +/- $7,358) and the median family income was $70,035 (+/- $10,246).^[23] Males had a median income of $42,998 (+/- $5,357) versus $27,050 (+/- $3,326) for females. The median income for those above 16 years old was $34,131 (+/- $5,149).^[24] Approximately, 3.4% of families and 10.0% of the population were below the poverty line, including 5.2% of those under the age of 18 and 21.9% of those ages 65 or over.^[25][26]

2010 census

As of the census^[27] of 2010, there were 10,826 people, 3,857 households, and 2,932 families living in the city.^[28] The population density was 2,348.4 inhabitants per square mile (906.7/km²). There were 4,087 housing units at an average density of 886.6 per square mile (342.3/km²). The racial makeup of the city was 92.7% White, 0.6% African American, 1.2% Native American, 0.9% Asian, 1.2% from other races, and 3.5% from two or more races. Hispanic or Latino of any race were 4.6% of the population.

There were 3,857 households, of which 44.0% had children under the age of 18 living with them, 56.0% were married couples living together, 13.9% had a female householder with no husband present, 6.2% had a male householder with no wife present, and 24.0% were non-families. 20.7% of all households were made up of individuals, and 9.8% had someone living alone who was 65 years of age or older. The average household size was 2.78 and the average family size was 3.20.

The median age in the city was 32.8 years. 30.4% of residents were under the age of 18; 8.8% were between the ages of 18 and 24; 26.9% were from 25 to 44; 21.7% were from 45 to 64; and 12.1% were 65 years of age or older. The gender makeup of the city was 48.0% male and 52.0% female.

2000 census

As of the census^[29] of 2000, there were 8,502 people, 3,021 households, and 2,350 families living in the city. The population density was 2,422.8 inhabitants per square mile (935.4/km²). There were 3,167 housing units at an average density of 902.5 per square mile (348.5/km²). The racial makeup of the city was 93.86% White, 0.53% African American, 1.14% Native American, 0.53% Asian, 0.01% Pacific Islander, 1.41% from other races, and 2.52% from two or more races. Hispanic or Latino of any race were 3.20% of the population.

There were 3,021 households, out of which 42.4% had children under the age of 18 living with them, 62.0% were married couples living together, 11.1% had a female householder with no husband present, and 22.2% were non-families. 19.1% of all households were made up of individuals, and 8.6% had someone living alone who was 65 years of age or older. The average household size was 2.78 and the average family size was 3.18.

In the city, the population was spread out, with 30.8% under the age of 18, 8.5% from 18 to 24, 28.8% from 25 to 44, 20.5% from 45 to 64, and 11.4% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 98.3 males. For every 100 females age 18 and over, there were 94.0 males.

The median income for a household in the city was $46,667, and the median income for a family was $50,118. Males had a median income of $37,626 versus $23,681 for females. The per capita income for the city was $18,484. About 2.9% of families and 4.4% of the population were below the poverty line, including 4.8% of those under age 18 and 7.5% of those age 65 or over.