Manhattan, Illinois

Racial and ethnic composition

2020 census

As of the 2020 census, Manhattan had a population of 9,385.^[14][15] The median age was 33.9 years. 31.2% of residents were under the age of 18 and 8.2% of residents were 65 years of age or older. For every 100 females there were 98.2 males, and for every 100 females age 18 and over there were 95.1 males age 18 and over.^[14]

There were 3,092 households in Manhattan, of which 49.4% had children under the age of 18 living in them. Of all households, 64.5% were married-couple households, 10.9% were households with a male householder and no spouse or partner present, and 18.2% were households with a female householder and no spouse or partner present. About 14.5% of all households were made up of individuals and 5.2% had someone living alone who was 65 years of age or older.^[14]

There were 3,228 housing units, of which 4.2% were vacant. The homeowner vacancy rate was 1.8% and the rental vacancy rate was 5.2%.^[14]

95.7% of residents lived in urban areas, while 4.3% lived in rural areas.^[16]

2010 census

As of the 2010 census, the township population was 9,218 and it contained 3,199 housing units.^[17]

2000 census

As of the census^[18] of 2000, there were 3,330 people, 1,144 households, and 870 families residing in the village. The population density was 989.3 inhabitants per square mile (382.0/km²). There were 1,163 housing units at an average density of 345.5 units per square mile (133.4 units/km²). The racial makeup of the village was 97.21% White, 0.21% African American, 0.12% Native American, 0.21% Asian, 1.17% from other races, and 1.08% from two or more races. Hispanic or Latino of any race were 3.02% of the population.

There were 1,144 households, out of which 46.2% had children under the age of 18 living with them, 65.6% were married couples living together, 7.3% had a female householder with no husband present, and 23.9% were non-families. 20.3% of all households were made up of individuals, and 6.6% had someone living alone who was 65 years of age or older. The average household size was 2.91 and the average family size was 3.41.

In the village, the population was spread out, with 32.4% under the age of 18, 8.0% from 18 to 24, 33.1% from 25 to 44, 19.2% from 45 to 64, and 7.3% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 103.7 males. For every 100 females age 18 and over, there were 96.3 males.

The median income for a household in the village was $55,559, and the median income for a family was $62,865. Males had a median income of $50,174 versus $30,865 for females. The per capita income for the village was $21,666. About 1.0% of families and 3.6% of the population were below the poverty line, including 0.7% of those under age 18 and 4.7% of those age 65 or over.