Sumner County
Sumner County has roughly average household income, with a median household income of $90,301. The county has grown rapidly, with population up 57% since 2000. Median home value has roughly tripled since 2000, reaching $393,100. It ranks in the top 5% of US counties for household income. Households here earn about 30% more than the Tennessee median.
Population & growth
PEP 2025 EST:215,538 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 7 more hispanic origin groups with data
+ 1 more asian origin group with data
+ 38 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Sumner County
Compare Sumner County to nearby counties
How many people live in Sumner County, Tennessee?
Sumner County, Tennessee has about 204,424 residents according to the 2024 American Community Survey.
What is the median household income in Sumner County, Tennessee?
The typical household in Sumner County, Tennessee earns about $90,301 a year. Half of households make more than that, and half make less.
Is Sumner County, Tennessee expensive?
In Sumner County, Tennessee, the median home is worth about $393,100, and the typical rent is about $1,424 a month.
How educated are people in Sumner County, Tennessee?
About 33.6% of adults age 25 and over in Sumner County, Tennessee hold a bachelor's degree or higher.
What is the poverty rate in Sumner County, Tennessee?
About 8.8% of people in Sumner County, Tennessee live below the federal poverty line.
Has Sumner County, Tennessee grown since 1990?
Yes, Sumner County, Tennessee has grown since 1990. The population has added about 101,143 residents, a change of about 98 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024