Grant County, Kentucky Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 45th-largest in Kentucky
The population of Grant County, Kentucky is 25,238 as of the 2023 American Community Survey, making it the 45th-largest county in Kentucky. The median household income is $67,940, the median home value is $185,500, and the median age is 36.4.
The population of Grant County has grown 4.2% since 2010 (24,681 → 25,722), a +0.30% annualized rate.
25,238
Population
+0.30%
Annual growth
98
People / sq mi
$67,940
Median Income
$185,500
Median Home Value
Grant County covers 258 sq mi of land at 97.8 people per square mile.
About Grant County, KY
Grant County skews on age — the median resident is 36.4, younger than the national median. With 25,238 residents, Grant County is a county in Kentucky. It ranks #45 among counties in Kentucky by population.
The typical household here earns about $67,940, below the US median of $78,538. About 9.1% of residents live below the federal poverty level, below the national 12.4%. Homes carry a median value of $185,500, with typical rent around $855.
College attainment is 15.1%, below the national 35.0%. About 6.7% of the workforce is home-based, below the national 14.0%, and the average commute runs about 28 minutes each way.
Grant County Population History (2010-2024)
The county of Grant County had a population of 24,681 in 2010 and 25,722 in 2024, a 4.2% growth over 14 years. The peak was 25,722 in 2024. Average annual growth rate: 0.30%.
25,722
Population (2024)
24,681
Population (2010)
25,722
Peak (2024)
0.30%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 24,681 |
| 2011 | 24,771 |
| 2012 | 24,522 |
| 2013 | 24,567 |
| 2014 | 24,832 |
| 2015 | 24,746 |
| 2016 | 24,915 |
| 2017 | 24,998 |
| 2018 | 25,114 |
| 2019 | 25,120 |
| 2020 | 25,014 |
| 2021 | 25,293 |
| 2022 | 25,466 |
| 2023 | 25,596 |
| 2024 | 25,722 |
Race & Ethnicity
| White | 92.8% |
| Black or African American | 0.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Age & Sex
36.4
Median Age
49.4%
Female
50.6%
Male
14.0%
Age 65+
Age Distribution
Children (under 15): 21.8% · Seniors (65+): 14.0%
Income & Poverty
| Median household income | $67,940+$5,523 vs state |
| Mean household income | $80,154 |
| Per-capita income | $30,603 |
| Poverty rate | 9.1%-2.7% vs state |
| Unemployment rate | 3.0% |
| Employment-to-population | 59.8% |
Top Industries by Employment
The largest employment sector in Grant County is manufacturing, accounting for 17.5% of workers.
How residents commute
0.0%
Drive alone
2.6%
Carpool
79.6%
Public transit
6.7%
Work from home
27.6 min
Avg commute
Housing
$185,500$-6,800 vs state
Median home value
$855
Median rent
73.8%
Homeownership rate
10,182
Total housing units
90.7%
Occupied
9.3%
Vacant
26.2%
Renter-occupied
Social & access
95.1%
With health insurance
95.8%
With broadband internet
25.2%
Foreign-born
6.8%
Veterans (18+)
16.5%
With a disability
97.9%
Speak language other than English at home
Education
88.8%
High School+
15.1%
Bachelor's+
Largest cities in Kentucky
Other counties in Kentucky
Part of Kentucky
Metro areas in Kentucky
County rankings
Frequently Asked Questions
Grant County, Kentucky has a population of 25,238 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 45th-largest county in Kentucky. Population density is 98 people per square mile.
The population of Grant County has grown 4.2% since 2010 (24,681 → 25,722), a +0.30% annualized rate.
The median household income in Grant County, Kentucky is $67,940, with mean (average) household income of $80,154 and per-capita income of $30,603. 9.1% of residents live below the federal poverty level.
In Grant County, the largest racial and ethnic groups are White (92.8%), Black or African American (0.8%), Hispanic or Latino (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Grant County, Kentucky is 36.4 years. Residents are 49.4% female and 50.6% male.
The median home value in Grant County is $185,500 and median monthly rent is $855. 73.8% of occupied housing units are owner-occupied. The county has 10,182 total housing units, 9.3% of which are vacant.
The largest employment sector in Grant County, Kentucky is manufacturing, employing 17.5% of workers. The unemployment rate is 3.0%.
Louisville/Jefferson County is among the largest cities associated with Grant County, Kentucky, with a population of 627,210.
Grant County, KY Climate
Grant County, KY has an average annual temperature of 12°C (54°F) and receives about 1128 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
12°C
Avg Temp
1128
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -1° / 30° | 74 mm |
| February | 1° / 34° | 73 mm |
| March | 6° / 43° | 109 mm |
| April | 12° / 53° | 108 mm |
| May | 17° / 62° | 118 mm |
| June | 21° / 71° | 108 mm |
| July | 24° / 75° | 104 mm |
| August | 23° / 73° | 98 mm |
| September | 19° / 67° | 81 mm |
| October | 13° / 55° | 76 mm |
| November | 7° / 45° | 88 mm |
| December | 2° / 35° | 91 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 Grant County, KY
The most comfortable months to visit Grant County, KY are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -6°C low). May is usually the wettest month.
Where to stay near Grant County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.