| ZIP Codes: | 46 ZIP Codes (26 Standard, 19 PO Box, 1 Unique) [See All] |
| Area Codes: | 412 / 582 / 724 / 814 / 878 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:31 PM |
| Population: | 84,414 [See All] |
| FIPS: | 42063 |
| CBSA: | Indiana, PA |
| Land Area: | 860 sq mi |
| Water Area: | 9 sq mi |
| Coordinates: | 40.6508, -79.0930 |
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84,414 residents live across 46 ZIPs covering 860 sq mi, served by 45 distinct USPS-recognized cities.
Population moved from 90,728 to 80,916 from 2014 to 2024 — a -10.8% change. 13 ZIPs gained residents, 29 lost.
The county's wealthiest ZIP 15774 (Shelocta, $80,375 median) and poorest ZIP 15742 (Glen Campbell, $52,375) are 27.1 miles apart — a 1.5× income gap across local geography.
Median home values vary 2.4× across this county — from $82,900 in 15729 (Commodore) to $200,200 in 15732 (Creekside).
Density varies 607× across the county — from 27 people/sq mi in 15771 (Rochester Mills) to 16,425 in 15705 (Indiana).
Educational attainment ranges from 3.9% bachelor's+ in 15729 (Commodore) to 40.3% in 15701 (Indiana) — the breadth of educational profiles across the area.
Within Pennsylvania, this is the #34 most populous of 67 counties and ranks #63 for median household income .
Hosts 1 single-entity Unique ZIP: 15705Indiana Univ Of Pa .
Weighted by population, the typical household earns about $61,754 across the county — reflecting what a typical resident sees, not a simple ZIP average.
27.0% of adults age 25+ hold a bachelor's degree or higher (15,041 of 55,784 reporting).
26 Standard delivery, 19 PO Box only, 1 single-entity Unique ZIPs serve this county.
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.
Indiana County lost 7.0% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 15701 | Indiana | Standard | 31,269 | $56,311 | 115.8 | -10.2% |
| 15717 | Blairsville | Standard | 9,206 | $61,304 | 95.7 | -16.4% |
| 15748 | Homer City | Standard | 7,343 | $70,474 | 71.7 | 10.2% |
| 15681 | Saltsburg | Standard | 4,698 | $73,130 | 54.0 | -3.1% |
| 15728 | Clymer | Standard | 3,510 | $60,143 | 46.8 | 5.5% |
| 15705 | Indiana | Unique | 3,101 | — | 0.2 | — |
| 15774 | Shelocta | Standard | 2,602 | $80,375 | 57.7 | -22.4% |
| 15759 | Marion Center | Standard | 2,550 | $57,132 | 56.1 | -15.6% |
| 16256 | Smicksburg | Standard | 2,162 | $60,398 | 38.2 | 3.4% |
| 15724 | Cherry Tree | Standard | 2,049 | $67,500 | 44.2 | -4.8% |
| 15747 | Home | Standard | 1,641 | $54,938 | 31.2 | -15.7% |
| 15732 | Creekside | Standard | 1,606 | $62,000 | 30.1 | -10.8% |
| 15772 | Rossiter | Standard | 1,556 | $62,727 | 33.3 | -8.6% |
| 15765 | Penn Run | Standard | 1,469 | $73,646 | 39.2 | -26.1% |
| 15725 | Clarksburg | Standard | 979 | $78,375 | 30.3 | -34.7% |
| 15729 | Commodore | Standard | 970 | $54,625 | 18.7 | -40.8% |
| 15742 | Glen Campbell | Standard | 929 | $52,375 | 24.6 | -9.5% |
| 15771 | Rochester Mills | Standard | 903 | $63,750 | 33.4 | -6.0% |
| 15949 | Robinson | Standard | 716 | $72,375 | 1.1 | 18.7% |
| 15920 | Armagh | Standard | 695 | $76,012 | 9.2 | -30.9% |
| 15720 | Brush Valley | PO Box | 382 | $69,722 | 0.5 | — |
| 15716 | Black Lick | PO Box | 369 | $30,547 | 0.7 | -51.3% |
| 15739 | Ernest | PO Box | 366 | $68,125 | 0.2 | 6.7% |
| 15750 | Josephine | Standard | 347 | — | 0.9 | 57.0% |
| 15754 | Lucernemines | PO Box | 266 | $56,434 | 0.4 | -18.4% |
| 15957 | Strongstown | Standard | 262 | $71,250 | 5.8 | -57.3% |
| 15745 | Heilwood | PO Box | 239 | $66,458 | 1.4 | -2.0% |
| 16211 | Beyer | PO Box | 218 | — | 1.0 | 139.6% |
| 15731 | Coral | PO Box | 200 | $58,281 | 0.2 | -64.4% |
| 15756 | Mc Intyre | PO Box | 196 | $47,500 | 1.5 | -31.2% |
| 15727 | Clune | PO Box | 195 | $64,063 | 1.8 | 50.0% |
| 15710 | Alverda | PO Box | 188 | — | 0.9 | -40.3% |
| 15734 | Dixonville | PO Box | 176 | — | 0.1 | -22.5% |
| 16246 | Plumville | PO Box | 152 | $47,188 | 0.3 | -28.3% |
| 15761 | Mentcle | Standard | 144 | — | 0.4 | 77.8% |
| 15752 | Kent | PO Box | 143 | $67,813 | 0.0 | 81.0% |
| 15713 | Aultman | Standard | 131 | $58,365 | 1.3 | 3.1% |
| 15783 | West Lebanon | PO Box | 113 | $62,000 | 1.2 | 37.8% |
| 15929 | Dilltown | PO Box | 112 | — | 1.1 | 49.3% |
| 15746 | Hillsdale | PO Box | 105 | $42,321 | 1.3 | -15.3% |
| 15741 | Gipsy | PO Box | 45 | $57,500 | 1.5 | -43.8% |
| 15712 | Arcadia | PO Box | 42 | — | 2.8 | -65.0% |
| 15777 | Starford | Standard | 28 | — | 0.7 | -77.6% |
| 15723 | Chambersville | PO Box | 26 | — | 1.1 | -29.7% |
| 15763 | Northpoint | Standard | 15 | $50,625 | 1.7 | — |
| 15758 | Marchand | Standard | — | — | 0.0 | — |