Sumner County, Tennessee Demographics 2026

Population Overview

Sumner County is located in Tennessee with a total population of 200,553. It is the 8th most populous county out of 95 in Tennessee.

Age Demographics

The median age in Sumner County is 39.7 years. This is 2% higher than the state median of 38.9 years.

Economy, Income & Housing

The median household income in Sumner County is $86,005. This is 28% higher than the state median of $67,097. Compared to the national median of $78,538, household income here is 10% higher. The poverty rate stands at 8.9%. This is 35% lower than the state poverty rate of 13.8%. The unemployment rate is 3.2%. This is 32% lower than the state rate of 4.7%. The median home value is $364,000. Housing costs are 42% higher than the state median of $256,800. The home-value-to-income ratio is 4.2x. 72.2% of occupied housing units are owner-occupied. This homeownership rate is 8% higher than the state average of 67.0%.

Race & Ethnicity

The largest racial or ethnic group in Sumner County is White (non-Hispanic), making up 79.5% of the population. Black or African American residents account for 8.5%.

Education

32.6% of residents aged 25 and older hold a bachelor's degree or higher. This places Sumner County in the top 10% of all cities in the state for educational attainment. This is 7% 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 91.8%.