| ZIP Codes: | 24 ZIP Codes (22 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Code: | 606 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:53:38 PM |
| Population: | 21,740 [See All] |
| FIPS: | 21133 |
| Land Area: | 357 sq mi |
| Water Area: | 1 sq mi |
| Coordinates: | 37.1474, -82.8174 |
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21,740 residents live across 24 ZIPs covering 357 sq mi, served by 24 distinct USPS-recognized cities.
Population moved from 26,020 to 21,740 from 2014 to 2024 — a -16.4% change. 8 ZIPs gained residents, 16 lost.
The county's wealthiest ZIP 41826 (Jeremiah, $60,500 median) and poorest ZIP 41835 (Mc Roberts, $24,286) are 13.9 miles apart — a 2.5× income gap across local geography.
Median home values vary 5.0× across this county — from $22,500 in 41810 (Cromona ) to $112,500 in 41821 (Hallie).
Density varies 29× across the county — from 7 people/sq mi in 41833 (Linefork) to 203 in 41840 (Neon).
Educational attainment ranges from 2.6% bachelor's+ in 41835 (Mc Roberts) to 39.4% in 41821 (Hallie) — the breadth of educational profiles across the area.
Within Kentucky, this is the #52 most populous of 120 counties and ranks #98 for median household income .
Weighted by population, the typical household earns about $43,526 across the county — reflecting what a typical resident sees, not a simple ZIP average.
12.7% of adults age 25+ hold a bachelor's degree or higher (1,981 of 15,603 reporting).
22 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.
Letcher County lost 16.4% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 41858 | Whitesburg | Standard | 7,031 | $45,933 | 85.0 | -12.7% |
| 41537 | Jenkins | Standard | 3,447 | $35,673 | 60.5 | -37.4% |
| 41840 | Neon | Standard | 1,245 | $58,428 | 6.1 | -20.8% |
| 41804 | Blackey | Standard | 1,201 | — | 16.4 | 38.5% |
| 41837 | Mayking | Standard | 945 | $41,652 | 10.4 | 99.8% |
| 40826 | Eolia | Standard | 809 | $42,795 | 31.3 | -1.8% |
| 41815 | Ermine | Standard | 796 | $24,706 | 7.2 | 66.2% |
| 41855 | Thornton | Standard | 711 | $59,132 | 7.4 | -15.6% |
| 41838 | Millstone | Standard | 701 | $42,962 | 8.8 | 129.1% |
| 41824 | Isom | Standard | 685 | — | 5.1 | -35.1% |
| 41826 | Jeremiah | Standard | 668 | $60,500 | 8.9 | -32.5% |
| 41835 | Mc Roberts | Standard | 567 | $24,286 | 5.1 | -29.9% |
| 40862 | Partridge | Standard | 525 | $41,992 | 19.2 | -22.8% |
| 41832 | Letcher | Standard | 383 | $29,063 | 3.3 | -37.3% |
| 41821 | Hallie | Standard | 363 | — | 24.8 | -58.2% |
| 41810 | Cromona | PO Box | 350 | — | 0.0 | -27.8% |
| 41825 | Jackhorn | Standard | 306 | $51,750 | 3.5 | -38.7% |
| 41819 | Gordon | Standard | 289 | — | 17.5 | 30.8% |
| 41812 | Deane | Standard | 177 | — | 7.7 | -42.0% |
| 41845 | Premium | Standard | 174 | — | 7.2 | 65.7% |
| 41833 | Linefork | Standard | 144 | — | 20.2 | -43.1% |
| 41517 | Burdine | Standard | 120 | — | 0.0 | 215.8% |
| 41849 | Seco | PO Box | 75 | $65,221 | 1.0 | -51.9% |
| 41848 | Roxana | Standard | 28 | — | 0.1 | 21.7% |