Bus station, Marion, Ohio. Ben Shahn, Summer, 1938.
As of the census of 2000, there were 35,318 people, 13,551 households, and 8,821 families residing in the city. The population density was 3,111.6 people per square mile (1,201.4/km²). There were 14,713 housing units at an average density of 1,296.8/sq mi (500.5/km²). The racial makeup of the city was 90.40% White, 7.01% African American, 0.20% Native American, 0.54% Asian, 0.01% Pacific Islander, 0.64% from other races, and 1.20% from two or more races. Hispanic or Latino of any race were 1.34% of the population.
There were 13,551 households out of which 31.6% had children under the age of 18 living with them, 46.3% were married couples living together, 14.1% had a female householder with no husband present, and 34.9% were non-families. 29.3% of all households were made up of individuals and 12.0% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 3.00.
In the city the population was spread out with 25.2% under the age of 18, 9.3% from 18 to 24, 30.8% from 25 to 44, 21.5% from 45 to 64, and 13.2% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 102.3 males. For every 100 females age 18 and over, there were 101.5 males.
The median income for a household in the city was $33,124, and the median income for a family was $40,000. Males had a median income of $31,126 versus $22,211 for females. The per capita income for the city was $16,247. About 10.9% of families and 13.8% of the population were below the poverty line, including 20.2% of those under age 18 and 6.9% of those age 65 or over.