Science Fair Project Encyclopedia
Sullivan is located at 39°35'54" North, 88°36'36" West (39.598270, -88.610038)1.
As of the census2 of 2000, there are 4,326 people, 1,820 households, and 1,188 families residing in the city. The population density is 818.8/km² (2,121.5/mi²). There are 1,945 housing units at an average density of 368.1/km² (953.8/mi²). The racial makeup of the city is 98.68% White, 0.30% African American, 0.12% Native American, 0.16% Asian, 0.00% Pacific Islander, 0.09% from other races, and 0.65% from two or more races. 0.39% of the population are Hispanic or Latino of any race.
There are 1,820 households out of which 28.3% have children under the age of 18 living with them, 51.8% are married couples living together, 10.4% have a female householder with no husband present, and 34.7% are non-families. 31.0% of all households are made up of individuals and 16.5% have someone living alone who is 65 years of age or older. The average household size is 2.28 and the average family size is 2.84.
In the city the population is spread out with 22.8% under the age of 18, 8.3% from 18 to 24, 25.9% from 25 to 44, 21.3% from 45 to 64, and 21.7% who are 65 years of age or older. The median age is 40 years. For every 100 females there are 84.4 males. For every 100 females age 18 and over, there are 81.2 males.
The median income for a household in the city is $33,197, and the median income for a family is $41,894. Males have a median income of $31,754 versus $20,631 for females. The per capita income for the city is $17,693. 8.8% of the population and 5.4% of families are below the poverty line. Out of the total population, 9.3% of those under the age of 18 and 8.9% of those 65 and older are living below the poverty line.
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