Hamilton County, OH Demographics

The total population of Hamilton County is estimated to be 827,671 with 402,336 males (48.61%) and 425,335 females (51.39%). There are 22,999 more females than males in Hamilton County.
The median household income in Hamilton County was $68,184 in 2021, which marked an an increase of 1,113(1.66%) from $67,071 in 2020. This income is 91.39% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Hamilton County sees its highest median household income among householders in the age group of 45 to 64 years old, at $78,734. Overall, the median household income for the county of Hamilton County stands at $66,878.
In Hamilton County, the median income for all workers aged 15 years and older, regardless of work hours, was $44,954 for males and $32,036 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $64,391 for males and $53,950 for females.
In Hamilton County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, Asian households have the highest median household income at $90,049, while American Indian and Alaska Native households represent the opposite end with the lowest median household income of $27,605.
In 2022, the population of Hamilton County was 825,037, a 0.30% decrease year-by-year from 2021. Previously, in 2021, Hamilton County's population was 827,501, a decline of 0.34% compared to a population of 830,320 in 2020.
The median age in Hamilton County, OH is 36.7, as per 2021 ACS 5-Year Estimates. Of the total population, 19.34% were under the age of 15, 20.81% aged 15 to 29, 44.50% aged 30 to 64, 13.34% aged 65 to 84, and 2.01% were 85 years of age and older.
Racial distribution of Hamilton County population: 66.20% are White, 25.45% are Black or African American, 0.10% are American Indian and Alaska Native, 2.70% are Asian, 0.06% are Native Hawaiian and other Pacific Islander, 1.11% are some other race and 4.38% are multiracial.