2020 census As of the
2020 census, Middleton had a population of 21,827. The median age was 39.5 years. 21.0% of residents were under the age of 18, 34.76% were between the ages of 20 and 44, 24.2% were from 45 to 64, and 18.3% were 65 years of age or older. The sex breakdown was 48.0% male and 52.0% female. For every 100 females there were 92.2 males, and for every 100 females age 18 and over there were 89.6 males age 18 and over. There were 10,104 households in Middleton, of which 26.0% had children under the age of 18 living in them. Of all households, 41.5% were married-couple households, 7.7% were cohabiting-couple households, 20.8% were households with a male householder and no spouse or partner present, and 30.0% were households with a female householder and no spouse or partner present. About 37.8% of all households were made up of individuals, 27.1% had one or more people aged 65 or older, and 12.3% had someone living alone who was 65 years of age or older. of 2010, there were 17,442 people, 8,037 households, and 4,453 families residing in the city. The
population density was . There were 8,565 housing units at an average density of . The racial makeup of the city was 87.1%
White, 3.5%
African American, 0.3%
Native American, 4.2%
Asian, 2.3% from
other races, and 2.5% from two or more races.
Hispanic or
Latino of any race were 5.6% of the population. There were 8,037 households, of which 26.7% had children under the age of 18 living with them, 43.6% were
married couples living together, 8.7% had a female householder with no husband present, 3.0% had a male householder with no wife present, and 44.6% were non-families. 36.0% of all households were made up of individuals, and 9.4% had someone living alone who was 65 years of age or older. The average household size was 2.16 and the average family size was 2.86. The median age in the city was 39.1 years. 21.8% of residents were under the age of 18; 7.5% were between the ages of 18 and 24; 29.1% were from 25 to 44; 29.3% were from 45 to 64; and 12.3% were 65 years of age or older. The gender makeup of the city was 48.3% male and 51.7% female.
2000 census As of the
census in 2000, there were 15,770 people living in Middleton. The
population density was 1,953.2 people per square mile (754.5/km2). There were 7,397 housing units at an average density of 916.2 per square mile (353.9/km2). The racial makeup of the city was 92.08%
White, 1.97%
Black or
African American, 0.45%
Native American, 2.66%
Asian, 0.03%
Pacific Islander, 1.27% from
other races, and 1.54% from two or more races. 2.82% of the population were
Hispanic or
Latino of any race. According to the census, there were 7,095 households in Middleton, out of which 27.9% had children under the age of 18 living with them, 45.5% were
married couples living together, 8.1% had a female householder with no husband present, and 43.9% were non-families. 34.5% of all households were made up of individuals, and 7.2% had someone living alone who was 65 years of age or older. The average household size was 2.21 and the average family size was 2.90. The age of the population of Middleton is fairly diverse. The census states that 22.7% of the citizens there were under the age of 18, 8.7% from 18 to 24, 33.1% from 25 to 44, 25.2% from 45 to 64, and 10.3% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 92.1 males. For every 100 females age 18 and over, there were 88.6 males. The median income for a household in the city was $50,786, and the median income for a family was $71,514. Males had a median income of $41,070 versus $30,928 for females. The
per capita income for the city was $29,464. About 3.1% of families and 5.0% of the population were below the
poverty line, including 7.2% of those under age 18 and 2.8% of those age 65 or over. ==Economy==