| ZIP Codes: | 4 ZIP Codes (3 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 270 / 364 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:17 PM |
| Population: | 4,435 [See All] |
| FIPS: | 21039 |
| CBSA: | Paducah, KY-IL |
| Land Area: | 198 sq mi |
| Water Area: | 3 sq mi |
| Coordinates: | 36.8400, -88.9734 |
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4,435 residents live across 4 ZIPs covering 198 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 5,057 to 4,435 from 2014 to 2024 — a -12.3% change. 1 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 42023 (Bardwell, $63,229 median) and poorest ZIP 42035 (Cunningham, $55,515) are 8.5 miles apart — a 1.1× income gap across local geography.
Median home values vary 1.2× across this county — from $94,800 in 42021 (Arlington) to $118,100 in 42023 (Bardwell).
Density varies 2× across the county — from 15 people/sq mi in 42021 (Arlington) to 29 in 42035 (Cunningham).
Educational attainment ranges from 9.8% bachelor's+ in 42021 (Arlington) to 16.1% in 42035 (Cunningham) — the breadth of educational profiles across the area.
Within Kentucky, this is the #117 most populous of 120 counties and ranks #60 for median household income .
Weighted by population, the typical household earns about $60,150 across the county — reflecting what a typical resident sees, not a simple ZIP average.
14.3% of adults age 25+ hold a bachelor's degree or higher (437 of 3,066 reporting).
3 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.
Carlisle County lost 12.3% of residents between 2014 and 2024. ZIPs that shed the largest share: