Sumner County, Tennessee Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Sumner County, TN Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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B
Health Around averageHealthier than 94% of counties in Tennessee
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B
Income Around averageAmong the top 3 wealthiest counties in Tennessee
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C
Education Below averageBetter educated than 90% of counties in Tennessee
Source: Map AI Methodology
Population: density and quick facts
| Metric | Sumner County | Tennessee Avg | U.S. Average |
|---|---|---|---|
| Population | 204,441 | 7,058,506 | 337,468,954 |
| Population density (per sq mi) | 376.0 | 167.5 | 86.4 |
| Population growth (%/yr) | 2.04% | 0.94% | 0.59% |
| Median age | 38.7 | 37.3 | 37.3 |
| Households | 78,564 | 2,819,839 | 130,235,071 |
Population in Sumner County grew by 33.9% from 2009 to 2024, reaching 204,441 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Sumner County is Gen X, aged 45–60, at 22.0% of residents. That is 1.8 points above Tennessee as a whole.
- Gen Z 13–28 40,079 19.6% -1.7 pts
- Millennials 29–44 43,983 21.5% on par
- Gen X 45–60 45,045 22.0% +1.8 pts
- Boomers 61–79 33,596 16.4% -0.9 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Tennessee, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.8% of the people living in Sumner County and men 49.2%.
- Women 50.8% Tennessee 50.9%
- Men 49.2% Tennessee 49.1%
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100% of everyone living in Sumner County
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Economy
Sumner County has a the economy index of B, which means it is quite prosperous.
| Metric | Sumner County | Tennessee Avg | U.S. Average |
|---|---|---|---|
| Median household income | $90,746 | $69,901 | $80,455 |
| Income growth (%/yr) | 5.55% | 5.19% | 4.80% |
| Unemployment rate | 3.6% | 4.6% | 5.2% |
The median household income in Sumner County is about 30% higher than in Tennessee.
Housing
| Metric | Sumner County | Tennessee Avg | U.S. Average |
|---|---|---|---|
| Median home price | $338,684 | $255,786 | $248,835 |
| Median rent | $1,423 | $1,188 | $1,407 |
| Homeownership rate | 72.0% | 66.9% | 65.2% |
The median home price in Sumner County is about 19.8 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,423 per month for that long.
Commute Time & Mobility
Commuters in Sumner County spend about 53 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 222 hours, about 9.3 full days, spent commuting.
| Metric | Sumner County | Tennessee Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 26.7 | 22.4 | 22.4 |
| Round-trip commute (min) | 53.4 | 44.8 | 44.8 |
| Yearly time spent (hours) | 222 | 187 | 187 |
| Estimated yearly cost | $6,895 | $5,785 | $5,790 |
| Work from home | 16.2% | 12.9% | 15.0% |
| Highway traffic (vehicles/day) | 12,416 | 9,259 | 8,813 |
| Local road traffic (vehicles/day) | 1,909 | 1,225 | 1,355 |
Fastest commutes among counties in
Tennessee:
Dyer County (15.9 min), Henry County (16.7 min), Obion County (17.1 min).
Slowest:
Cannon County (33.3 min), Union County (33.2 min), Fayette County (33.1 min).
The average commute time in Sumner County is 27 minutes, longer than the 22 minutes in Tennessee.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Sumner County has a education index of C, which means it is somewhat educated.
| Metric | Sumner County | Tennessee Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 29.5% | 27.5% | 31.6% |
| Average household size | 2.58 | 2.45 | 2.53 |
Highest education index among counties in
Tennessee:
Williamson County (0.4), Davidson County (0.3), Knox County (0.3).
Lowest:
Lake County (0.1), Van Buren County (0.1), Lauderdale County (0.1).
Health
Sumner County has a health index of B, which means it is quite healthy.
| Metric | Sumner County | Tennessee Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.1 | 74.8 | 78.3 |
| Self-rated poor health | 14.5% | 19.5% | 16.3% |
| Smokers | 22.0% | 25.1% | 19.0% |
Highest health index among counties in
Tennessee:
Williamson County (0.8), Rutherford County (0.8), Wilson County (0.8).
Lowest:
Clay County (0.8), Lake County (0.8), Hancock County (0.8).
Sumner County, TN Compared With Nearby Counties
Sumner County, TN is the largest of the 4 counties compared here, 204,441 residents against a local median of 75,539. Nothing separates Sumner County, TN sharply from the counties around it. Each measure below lands within 15% of the local median, close enough that the differences are within what survey sampling alone would produce.
The largest of those small differences is commute, 13% below the local median at 26.7 min against 30.5 min. Sumner County, TN has the 2nd lowest commute of the 4 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Sumner County, TN | 204,441 | $90,746 #2/4 | $338,684 #2/4 | 26.7 min #2/4 |
| Wilson County, TN | 157,828 | $95,707 | $463,718 | 30.5 min |
| Allen County, KY | 21,293 | $61,460 | $142,646 | 23.4 min |
| Robertson County, TN | 75,539 | $83,033 | $320,958 | 31.1 min |
Frequently Asked Questions
Common questions about Sumner County, Tennessee.
How many people live in Sumner County, Tennessee?
About 204,441 people live in Sumner County, Tennessee, in 78,564 households of 2.6 people on average. The median age is 38.7, close to the U.S. median of 37.3.
Is Sumner County, Tennessee urban or rural?
Averaged over its land area, Sumner County, Tennessee has 376 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 4.3 times the U.S. average of 86.
Can a typical household afford a home in Sumner County, Tennessee?
The median home costs 3.7 times the median household income ($338,684 against $90,746), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,423 a month takes about 19% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is unemployment high in Sumner County, Tennessee?
Unemployment in Sumner County, Tennessee is only 3.6%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
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