In 2023, Hamilton County, IN had a population of 357k people with a median age of 38 and a median household income of $117,957. Between 2022 and 2023 the population of Hamilton County, IN grew from 349,527 to 357,176, a 2.19% increase and its median household income grew from $114,866 to $117,957, a 2.69% increase.
The 5 largest ethnic groups in Hamilton County, IN are White (Non-Hispanic) (79.7%), Asian (Non-Hispanic) (6.73%), Black or African American (Non-Hispanic) (4.14%), Two+ (Non-Hispanic) (3.46%), and Two+ (Hispanic) (2.52%).
None of the households in Hamilton County, IN reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
95.4% of the residents in Hamilton County, IN are U.S. citizens.
Most people in Hamilton County, IN drove alone to work, and the average commute time was 25.8 minutes. The average car ownership in Hamilton County, IN was 2 cars per household.
Hamilton County, IN borders Boone County, IN, Clinton County, IN, Hancock County, IN, Madison County, IN, Marion County, IN, and Tipton County, IN.