In 2021, Hamilton County, IA had a population of 15.1k people with a median age of 42 and a median household income of $62,183. Between 2020 and 2021 the population of Hamilton County, IA grew from 14,905 to 15,073, a 1.13% increase and its median household income grew from $60,248 to $62,183, a 3.21% increase.
The 5 largest ethnic groups in Hamilton County, IA are White (Non-Hispanic) (88.3%), White (Hispanic) (4.25%), Asian (Non-Hispanic) (2.66%), Two+ (Hispanic) (1.94%), and Black or African American (Non-Hispanic) (1.49%).
None of the households in Hamilton County, IA 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.
98.2% of the residents in Hamilton County, IA are U.S. citizens.
In 2021, the median property value in Hamilton County, IA was $105,600, and the homeownership rate was 73.5%.
Most people in Hamilton County, IA drove alone to work, and the average commute time was 21.8 minutes. The average car ownership in Hamilton County, IA was 2 cars per household.
Hamilton County, IA borders Boone County, IA, Franklin County, IA, Hardin County, IA, Story County, IA, Webster County, IA, and Wright County, IA.