Mercer County, Kentucky
Mercer County, Kentucky, has 23,733 residents (July 2025 estimate). Its county seat is Harrodsburg. It uses Eastern Time and covers 249 sq mi (646 km²) of land.
- Resident population, July 2025
- 23,733
- Land area
- 249 sq mi (646 km²)
- County seat or government
- Harrodsburg
- Time zone
- Eastern TimeUTC-05:00 in January; UTC-04:00 in July
- Median household income
- $64,824 ± $5,652
- Median home value
- $202,300 ± $16,526
- Median rent, with utilities
- $831 ± $77
- Homes lived in by their owners
- 75.9% ± 2.7 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Danville, KY micro area, Frankfort, KY micro area, and Lexington-Fayette, KY metro area
- Water area
- 3.93 sq mi (10.2 km²)
- State
- Kentucky
- County code (FIPS)
- 21167
- Coordinates (central point)
- 37.812085, -84.879695
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Mercer County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Eastern TimeAmerica/New_York | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
5 ZIP Code areas overlap Mercer County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Mercer County, largest first
- Mercer County School District20,022 people
- Burgin Independent School District3,006 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Harrodsburg, Kentucky (city)9,313 people
- Burgin, Kentucky (city)993 people
- Salvisa, Kentucky (CDP)236 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Boyle County, Kentucky13 mi south
- Anderson County, Kentucky15 mi northwest
- Washington County, Kentucky17 mi west
- Jessamine County, Kentucky17 mi east
- Woodford County, Kentucky17 mi northeast
- Garrard County, Kentucky22 mi southeast
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