Total Population in Hamilton County, IN

ACS 2024 5-Year Estimates

Total Population
365,056
Rank #206 of 3,222
94th percentile

How Hamilton County Compares

Hamilton County
365,056
Indiana Average
365,056
Rank #4 of 92 in state
National
330M
99.9% below

National Distribution

Where Hamilton County falls among all 3,222 U.S. counties for total population.

33 9,808,667

■ Hamilton County: 365,056

Ranking Context

Rank County Value
#203 Anoka County, MN 370,349
#204 Washtenaw County, MI 369,822
#205 Larimer County, CO 367,368
#206 Hamilton County, IN 365,056
#207 Rutherford County, TN 360,646
#208 St. Lucie County, FL 360,500
#209 Galveston County, TX 358,990
View full ranking →

Total Population in Hamilton County, Indiana

Hamilton County, Indiana has a total population of 365,056, which ranks #206 of 3,222 out of 3,222 counties nationwide. This is 99.9% below the national value of 330M.

Within Indiana, Hamilton County ranks #4 of 92 out of 92 counties. This places it in the 94th percentile nationally.

Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.