Hamilton County, Tennessee Demographics 2026

Population Overview

Hamilton County is located in Tennessee with a total population of 370,913. It is the 4th most populous county out of 95 in Tennessee.

Age Demographics

The median age in Hamilton County is 39.5 years. This is 2% higher than the state median of 38.9 years.

Economy, Income & Housing

The median household income in Hamilton County is $72,568. This is 8% higher than the state median of $67,097. Compared to the national median of $78,538, household income here is 8% lower. The poverty rate stands at 12.5%. This is 9% lower than the state poverty rate of 13.8%. The unemployment rate is 4.2%. This is 12% lower than the state rate of 4.7%. The median home value is $282,100. Housing costs are 10% higher than the state median of $256,800. The home-value-to-income ratio is 3.9x. 64.3% of occupied housing units are owner-occupied. This homeownership rate is 4% lower than the state average of 67.0%.

Race & Ethnicity

The largest racial or ethnic group in Hamilton County is White (non-Hispanic), making up 68.8% of the population. Black or African American residents account for 17.4%.

Education

37.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Hamilton County in the top 10% of all cities in the state for educational attainment. This is 22% higher than the state rate of 30.4%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.1%.