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Population Review

Franklin County, Tennessee Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 36th-largest in Tennessee

The population of Franklin County, Tennessee is 43,478 as of the 2023 American Community Survey, making it the 36th-largest county in Tennessee. The median household income is $61,553, the median home value is $215,700, and the median age is 42.7.

The population of Franklin County has grown 10.2% since 2010 (40,960 → 45,137), a +0.70% annualized rate.

Franklin County within Tennessee · Source: US Census TIGER/Line via us-atlas

43,478

Population

+0.70%

Annual growth

79

People / sq mi

$61,553

Median Income

$215,700

Median Home Value

Franklin County covers 551 sq mi of land at 79.0 people per square mile.

About Franklin County, TN

Franklin County is a county in Tennessee with a population of 43,478. It ranks #36 among counties in Tennessee by population. The median age is 42.7, older than the national median. The population is 49.3% male and 50.7% female.

The median household income in Franklin County is $61,553, below the US median of $74,580. 8.1% of residents live below the federal poverty level. Home values sit at a median of $215,700, with monthly rent averaging $863. The homeownership rate of 76.4% is higher than the national rate of 64.8%.

Educational attainment in Franklin County reflects 23.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.6% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 23.9 minutes each way.

Franklin County Population History (2010-2024)

The county of Franklin County had a population of 40,960 in 2010 and 45,137 in 2024, a 10.2% growth over 14 years. The peak was 45,137 in 2024. Average annual growth rate: 0.70%.

2024 · 45K20102024

45,137

Population (2024)

40,960

Population (2010)

45,137

Peak (2024)

0.70%

Avg Annual Growth

YearPopulation
201040,960
201140,866
201240,706
201341,241
201441,320
201541,385
201641,579
201741,662
201842,016
201942,255
202042,812
202143,161
202244,156
202344,682
202445,137

Race & Ethnicity

White88.6%
Black or African American4.6%
Asian0.0%
Hispanic or Latino (any race)1.4%
Two or More Races0.0%

Age & Sex

42.7

Median Age

50.7%

Female

49.3%

Male

20.5%

Age 65+

Age Distribution

Under 5
5.0%
5–9
5.1%
10–14
5.8%
15–19
7.2%
20–24
7.9%
25–34
11.0%
35–44
10.6%
45–54
12.6%
55–59
7.0%
60–64
7.3%
65–74
12.2%
75–84
6.2%
85+
2.1%

Children (under 15): 15.9% · Seniors (65+): 20.5%

Income & Poverty

Median household income$61,553$-5,544 vs state
Mean household income$80,473
Per-capita income$32,926
Poverty rate8.1%-1.8% vs state
Unemployment rate1.6%
Employment-to-population55.5%

Top Industries by Employment

Professional & business services
22.8%
Manufacturing
20.7%
Finance & real estate
8.7%
Education & health care
7.6%
Public administration
5.8%
Information
5.7%
Construction
5.5%
Arts, entertainment & food
4.5%

The largest employment sector in Franklin County is professional & business services, accounting for 22.8% of workers.

How residents commute

0.1%

Drive alone

2.8%

Carpool

81.4%

Public transit

7.6%

Work from home

23.9 min

Avg commute

Housing

$215,700$-41,100 vs state

Median home value

$863

Median rent

76.4%

Homeownership rate

19,815

Total housing units

86.3%

Occupied

13.7%

Vacant

23.6%

Renter-occupied

Social & access

91.6%

With health insurance

90.9%

With broadband internet

35.8%

Foreign-born

9.9%

Veterans (18+)

19.3%

With a disability

95.9%

Speak language other than English at home

Education

90.8%

High School+

23.1%

Bachelor's+

Largest cities in Tennessee

Other counties in Tennessee

Part of Tennessee

Metro areas in Tennessee

County rankings

Frequently Asked Questions

Franklin County, Tennessee has a population of 43,478 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 36th-largest county in Tennessee. Population density is 79 people per square mile.

The population of Franklin County has grown 10.2% since 2010 (40,960 → 45,137), a +0.70% annualized rate.

The median household income in Franklin County, Tennessee is $61,553, with mean (average) household income of $80,473 and per-capita income of $32,926. 8.1% of residents live below the federal poverty level.

In Franklin County, the largest racial and ethnic groups are White (88.6%), Black or African American (4.6%), Hispanic or Latino (1.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Franklin County, Tennessee is 42.7 years. Residents are 50.7% female and 49.3% male.

The median home value in Franklin County is $215,700 and median monthly rent is $863. 76.4% of occupied housing units are owner-occupied. The county has 19,815 total housing units, 13.7% of which are vacant.

The largest employment sector in Franklin County, Tennessee is professional, scientific, and management services, employing 22.8% of workers. The unemployment rate is 1.6%.

Nashville-Davidson is among the largest cities associated with Franklin County, Tennessee, with a population of 684,298.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.