South Elgin, Illinois

Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race.

As of the census[9] of 2000, there were 16,100 people, 5,565 households, and 4,307 families residing in the village. The population density was 2,560.5 inhabitants per square mile (988.6/km²). There were 5,657 housing units at an average density of 899.7 per square mile (347.4/km²). The racial makeup of the village was 86.02% White, 2.58% African American, 0.17% Native American, 5.47% Asian, 0.01% Pacific Islander, 3.88% from other races, and 1.86% from two or more races. Hispanic or Latino of any race were 10.34% of the population.

There were 5,565 households, out of which 44.3% had children under the age of 18 living with them, 66.5% were married couples living together, 7.6% had a female householder with no husband present, and 22.6% were non-families. 17.1% of all households were made up of individuals, and 3.0% had someone living alone who was 65 years of age or older. The average household size was 2.85 and the average family size was 3.26.

In the village, the population was spread out, with 29.1% under the age of 18, 6.9% from 18 to 24, 42.1% from 25 to 44, 16.1% from 45 to 64, and 5.7% who were 65 years of age or older. The median age was 31 years. For every 100 females, there were 100.2 males. For every 100 females age 18 and over, there were 96.0 males.

The median income for a household in the village was $67,323, and the median income for a family was $71,190 (these figures had risen to $79,192 and $84,354 respectively as of a 2007 estimate[10]). Males had a median income of $48,741 versus $31,486 for females. The per capita income for the village was $25,676. About 2.1% of families and 3.0% of the population were below the poverty line, including 3.6% of those under age 18 and 2.3% of those age 65 or over.