| ZIP Codes: | 23 ZIP Codes (18 Standard, 5 PO Box, 0 Unique) [See All] |
| Area Codes: | 724 / 878 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:31 PM |
| Population: | 35,077 [See All] |
| FIPS: | 42059 |
| Land Area: | 554 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 39.8595, -80.1551 |
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35,077 residents live across 23 ZIPs covering 554 sq mi, served by 23 distinct USPS-recognized cities.
Population moved from 38,529 to 35,077 from 2014 to 2024 — a -9.0% change. 9 ZIPs gained residents, 14 lost.
The county's wealthiest ZIP 15362 (Spraggs, $105,685 median) and poorest ZIP 15351 (Nemacolin, $27,557) are 16.9 miles apart — a 3.8× income gap across local geography.
Median home values vary 3.5× across this county — from $64,100 in 15315 (Bobtown) to $225,000 in 15334 (Garards Fort).
Density varies 291× across the county — from 13 people/sq mi in 15341 (Holbrook) to 3,762 in 15325 (Crucible).
Educational attainment ranges from 3.2% bachelor's+ in 15310 (Aleppo) to 31.4% in 15322 (Clarksville) — the breadth of educational profiles across the area.
Within Pennsylvania, this is the #58 most populous of 67 counties and ranks #25 for median household income .
Weighted by population, the typical household earns about $68,119 across the county — reflecting what a typical resident sees, not a simple ZIP average.
21.6% of adults age 25+ hold a bachelor's degree or higher (5,438 of 25,188 reporting).
18 Standard delivery, 5 PO Box only, 0 single-entity Unique ZIPs serve this county.
Median household income spans 3.8× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
Greene County lost 9.0% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 15370 | Waynesburg | Standard | 13,462 | $65,511 | 145.7 | -11.9% |
| 15320 | Carmichaels | Standard | 4,558 | $64,213 | 37.9 | -12.4% |
| 15322 | Clarksville | Standard | 1,892 | $87,635 | 15.1 | -19.6% |
| 15357 | Rices Landing | Standard | 1,572 | $89,453 | 8.4 | -9.2% |
| 15344 | Jefferson | Standard | 1,541 | $73,886 | 14.9 | 2.1% |
| 15349 | Mount Morris | Standard | 1,498 | $68,125 | 41.3 | -15.4% |
| 15338 | Greensboro | Standard | 1,356 | $67,981 | 15.5 | -13.4% |
| 15351 | Nemacolin | PO Box | 1,306 | $27,557 | 1.3 | 142.3% |
| 15327 | Dilliner | Standard | 1,092 | $70,296 | 22.6 | -20.9% |
| 15315 | Bobtown | PO Box | 1,078 | $48,362 | 0.6 | 31.3% |
| 15380 | Wind Ridge | Standard | 730 | $85,313 | 38.3 | 22.7% |
| 15341 | Holbrook | Standard | 664 | $98,125 | 51.3 | -28.7% |
| 15352 | New Freeport | Standard | 635 | $63,750 | 44.3 | -22.7% |
| 15364 | Sycamore | Standard | 628 | $62,125 | 37.2 | -16.8% |
| 15362 | Spraggs | Standard | 550 | $105,685 | 25.1 | -32.6% |
| 15346 | Mather | PO Box | 509 | $46,012 | 0.9 | -8.0% |
| 15337 | Graysville | Standard | 474 | $64,375 | 29.8 | -29.1% |
| 15334 | Garards Fort | Standard | 339 | $96,842 | 2.7 | 111.9% |
| 15359 | Rogersville | Standard | 330 | $79,135 | 0.1 | 120.0% |
| 15310 | Aleppo | Standard | 296 | $44,063 | 18.2 | 5.0% |
| 15325 | Crucible | PO Box | 269 | $71,615 | 0.1 | -46.7% |
| 15316 | Brave | Standard | 231 | $66,875 | 2.4 | 117.9% |
| 15353 | Nineveh | PO Box | 67 | $145,341 | 0.0 | 76.3% |