| ZIP Codes: | 4 ZIP Codes (2 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Code: | 859 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:19 PM |
| Population: | 53,624 [See All] |
| FIPS: | 21113 |
| CBSA: | Lexington-Fayette, KY |
| Land Area: | 165 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 37.8839, -84.6038 |
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53,624 residents live across 4 ZIPs covering 165 sq mi, served by 3 distinct USPS-recognized cities.
Population moved from 48,997 to 53,624 from 2014 to 2024 — a +9.4% change. 2 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 40339 (Keene, $130,625 median) and poorest ZIP 40390 (Wilmore, $73,767) are 6.4 miles apart — a 1.8× income gap across local geography.
Median home values vary 2.3× across this county — from $115,300 in 40339 (Keene) to $268,100 in 40356 (Nicholasville).
Density varies 1× across the county — from 281 people/sq mi in 40390 (Wilmore) to 331 in 40356 (Nicholasville).
Educational attainment ranges from 2.4% bachelor's+ in 40339 (Keene) to 45.4% in 40390 (Wilmore) — the breadth of educational profiles across the area.
Within Kentucky, this is the #18 most populous of 120 counties and ranks #3 for median household income with the #16 fastest decade growth .
Weighted by population, the typical household earns about $74,756 across the county — reflecting what a typical resident sees, not a simple ZIP average.
33.4% of adults age 25+ hold a bachelor's degree or higher (12,020 of 35,947 reporting).
2 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.