Hamilton County, Indiana
Hamilton County is a county in Indiana with an estimated population of 371,645 in 2023. 8 cities, towns and Census places in it are indexed here.
Largest places in Hamilton County
Fishers 104,094Carmel 102,296Noblesville 73,916Westfield 57,746Cicero 5,630Sheridan 3,361Arcadia 1,474Atlanta 746
About Hamilton County
Hamilton County is one of the counties of Indiana. County governments in Indiana handle local services such as courts, property records and elections; cities and towns inside the county run their own municipal services. Population figures come from the Census Bureau's Vintage 2023 estimates, which are updated annually.