| ZIP Codes: | 22 ZIP Codes (12 Standard, 10 PO Box, 0 Unique) [See All] |
| Area Codes: | 304 / 681 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:14:23 PM |
| Population: | 23,038 [See All] |
| FIPS: | 54059 |
| Land Area: | 443 sq mi |
| Water Area: | 1 sq mi |
| Coordinates: | 37.6959, -82.1290 |
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23,038 residents live across 22 ZIPs covering 443 sq mi, served by 22 distinct USPS-recognized cities.
Population moved from 26,869 to 21,808 from 2014 to 2024 — a -18.8% change. 6 ZIPs gained residents, 11 lost.
The county's wealthiest ZIP 25608 (Baisden, $82,961 median) and poorest ZIP 25666 (Breeden, $14,519) are 32.2 miles apart — a 5.7× income gap across local geography.
Median home values vary 2.1× across this county — from $74,100 in 25685 (Naugatuck) to $153,300 in 24851 (Justice).
Density varies 321× across the county — from 7 people/sq mi in 25666 (Breeden) to 2,290 in 25692 (Red Jacket).
Educational attainment ranges from 1.6% bachelor's+ in 25671 (Dingess) to 27.1% in 25688 (North Matewan) — the breadth of educational profiles across the area.
Within West Virginia, this is the #26 most populous of 55 counties and ranks #51 for median household income .
Weighted by population, the typical household earns about $40,232 across the county — reflecting what a typical resident sees, not a simple ZIP average.
9.8% of adults age 25+ hold a bachelor's degree or higher (1,608 of 16,372 reporting).
12 Standard delivery, 10 PO Box only, 0 single-entity Unique ZIPs serve this county.
Median household income spans 5.7× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
Mingo County lost 14.3% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 25661 | Williamson | Standard | 4,277 | $25,014 | 57.7 | -33.0% |
| 25670 | Delbarton | Standard | 3,203 | $32,961 | 92.0 | -49.3% |
| 25674 | Kermit | Standard | 1,999 | $38,495 | 51.3 | -16.0% |
| 25671 | Dingess | Standard | 1,898 | $42,679 | 38.7 | 59.1% |
| 25621 | Gilbert | Standard | 1,739 | $51,563 | 34.9 | -16.8% |
| 25692 | Red Jacket | PO Box | 1,395 | $23,234 | 0.6 | 52.8% |
| 25678 | Matewan | Standard | 1,336 | $36,486 | 56.3 | -24.9% |
| 25696 | Varney | PO Box | 1,241 | $48,077 | 0.0 | 761.8% |
| 25676 | Lenore | Standard | 1,239 | $47,639 | 34.5 | 18.6% |
| 25608 | Baisden | Standard | 1,051 | $82,961 | 10.0 | -5.4% |
| 25685 | Naugatuck | PO Box | 763 | $63,947 | 0.0 | — |
| 25690 | Ragland | PO Box | 742 | $63,533 | 0.0 | 164.1% |
| 25651 | Wharncliffe | Standard | 533 | — | 26.6 | -16.7% |
| 25667 | Chattaroy | PO Box | 467 | — | 0.0 | — |
| 25672 | Edgarton | Standard | 377 | — | 0.4 | -3.3% |
| 25688 | North Matewan | PO Box | 361 | — | 0.0 | 2.8% |
| 24851 | Justice | PO Box | 186 | $44,234 | 3.9 | -49.6% |
| 25666 | Breeden | Standard | 145 | $14,519 | 20.3 | -82.0% |
| 25650 | Verner | Standard | 86 | — | 15.8 | -87.4% |
| 25691 | Rawl | PO Box | — | — | 0.0 | — |
| 25686 | Newtown | PO Box | — | — | 0.0 | — |
| 25665 | Borderland | PO Box | — | — | 0.0 | — |