Franklin County, Kentucky Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 19th-largest in Kentucky
The population of Franklin County, Kentucky is 51,563 as of the 2023 American Community Survey, making it the 19th-largest county in Kentucky. The median household income is $66,470, the median home value is $198,700, and the median age is 40.6.
The population of Franklin County has grown 6.5% since 2010 (49,248 → 52,442), a +0.45% annualized rate.
51,563
Population
+0.45%
Annual growth
248
People / sq mi
$66,470
Median Income
$198,700
Median Home Value
Franklin County covers 208 sq mi of land at 248.0 people per square mile.
About Franklin County, KY
Homeownership is the standout figure in Franklin County: 64.4% of homes are owner-occupied, close to the national rate. Franklin County is a county in Kentucky with a population of 51,563. It ranks #19 among counties in Kentucky by population.
The typical household here earns about $66,470, below the US median of $78,538. About 10.5% of residents live below the federal poverty level, below the national 12.4%. Homes carry a median value of $198,700, with typical rent around $946.
About 31.8% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. A solid 13.2% of workers are based at home, below the national 14.0%, and the average commute runs about 20 minutes each way.
Franklin County Population History (2010-2024)
The county of Franklin County had a population of 49,248 in 2010 and 52,442 in 2024, a 6.5% growth over 14 years. The peak was 52,442 in 2024. Average annual growth rate: 0.45%.
52,442
Population (2024)
49,248
Population (2010)
52,442
Peak (2024)
0.45%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 49,248 |
| 2011 | 49,312 |
| 2012 | 49,455 |
| 2013 | 49,482 |
| 2014 | 49,738 |
| 2015 | 50,090 |
| 2016 | 50,344 |
| 2017 | 50,564 |
| 2018 | 50,807 |
| 2019 | 50,887 |
| 2020 | 51,603 |
| 2021 | 51,721 |
| 2022 | 51,617 |
| 2023 | 51,826 |
| 2024 | 52,442 |
Race & Ethnicity
| White | 81.7% |
| Black or African American | 9.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.0% |
Age & Sex
40.6
Median Age
51.6%
Female
48.4%
Male
18.4%
Age 65+
Age Distribution
Children (under 15): 17.3% · Seniors (65+): 18.4%
Income & Poverty
| Median household income | $66,470+$4,053 vs state |
| Mean household income | $90,766 |
| Per-capita income | $40,031 |
| Poverty rate | 10.5%-1.3% vs state |
| Unemployment rate | 3.5% |
| Employment-to-population | 58.1% |
Top Industries by Employment
The largest employment sector in Franklin County is professional & business services, accounting for 18.2% of workers.
How residents commute
1.1%
Drive alone
1.9%
Carpool
74.1%
Public transit
13.2%
Work from home
19.8 min
Avg commute
Housing
$198,700+$6,400 vs state
Median home value
$946
Median rent
64.4%
Homeownership rate
24,082
Total housing units
93.6%
Occupied
6.4%
Vacant
35.6%
Renter-occupied
Social & access
93.9%
With health insurance
95.4%
With broadband internet
24.1%
Foreign-born
6.6%
Veterans (18+)
17.1%
With a disability
93.6%
Speak language other than English at home
Education
92.5%
High School+
31.8%
Bachelor's+
Largest cities in Kentucky
Other counties in Kentucky
Part of Kentucky
Metro areas in Kentucky
County rankings
Frequently Asked Questions
Franklin County, Kentucky has a population of 51,563 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 19th-largest county in Kentucky. Population density is 248 people per square mile.
The population of Franklin County has grown 6.5% since 2010 (49,248 → 52,442), a +0.45% annualized rate.
The median household income in Franklin County, Kentucky is $66,470, with mean (average) household income of $90,766 and per-capita income of $40,031. 10.5% of residents live below the federal poverty level.
In Franklin County, the largest racial and ethnic groups are White (81.7%), Black or African American (9.2%), Hispanic or Latino (1.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Franklin County, Kentucky is 40.6 years. Residents are 51.6% female and 48.4% male.
The median home value in Franklin County is $198,700 and median monthly rent is $946. 64.4% of occupied housing units are owner-occupied. The county has 24,082 total housing units, 6.4% of which are vacant.
The largest employment sector in Franklin County, Kentucky is professional, scientific, and management services, employing 18.2% of workers. The unemployment rate is 3.5%.
Louisville/Jefferson County is among the largest cities associated with Franklin County, Kentucky, with a population of 627,210.
Franklin County, KY Climate
Franklin County, KY has an average annual temperature of 12.7°C (55°F) and receives about 1141 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
12.7°C
Avg Temp
1141
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 0° / 31° | 79 mm |
| February | 2° / 35° | 80 mm |
| March | 7° / 45° | 108 mm |
| April | 12° / 54° | 101 mm |
| May | 18° / 64° | 120 mm |
| June | 22° / 72° | 110 mm |
| July | 25° / 76° | 111 mm |
| August | 24° / 75° | 94 mm |
| September | 20° / 68° | 84 mm |
| October | 14° / 56° | 71 mm |
| November | 8° / 46° | 86 mm |
| December | 2° / 36° | 97 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Franklin County, KY
The most comfortable months to visit Franklin County, KY are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 31°C high). The coldest is January (near -5°C low). May is usually the wettest month.
Where to stay near Franklin County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.