| ZIP Codes: | 14 ZIP Codes (11 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Codes: | 582 / 724 / 814 / 878 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:33 PM |
| Population: | 47,800 [See All] |
| FIPS: | 42121 |
| CBSA: | Oil City, PA |
| Land Area: | 642 sq mi |
| Water Area: | 9 sq mi |
| Coordinates: | 41.3847, -79.7416 |
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47,800 residents live across 14 ZIPs covering 642 sq mi, served by 14 distinct USPS-recognized cities.
Population moved from 51,535 to 47,800 from 2014 to 2024 — a -7.2% change. 3 ZIPs gained residents, 11 lost.
The county's wealthiest ZIP 16343 (Reno, $83,264 median) and poorest ZIP 16372 (Clintonville, $46,458) are 16.9 miles apart — a 1.8× income gap across local geography.
Median home values vary 2.9× across this county — from $62,500 in 16344 (Rouseville) to $183,500 in 16364 (Venus).
Density varies 20× across the county — from 25 people/sq mi in 16319 (Cranberry) to 496 in 16344 (Rouseville).
Educational attainment ranges from 9.8% bachelor's+ in 16372 (Clintonville) to 28.2% in 16343 (Reno) — the breadth of educational profiles across the area.
Within Pennsylvania, this is the #44 most populous of 67 counties and ranks #57 for median household income .
Weighted by population, the typical household earns about $61,112 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.3% of adults age 25+ hold a bachelor's degree or higher (6,866 of 35,490 reporting).
11 Standard delivery, 3 PO Box only, 0 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.
Venango County lost 7.2% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 16301 | Oil City | Standard | 15,233 | $57,596 | 96.1 | -4.3% |
| 16323 | Franklin | Standard | 14,353 | $62,562 | 103.0 | -11.0% |
| 16373 | Emlenton | Standard | 3,254 | $63,047 | 84.4 | -4.9% |
| 16346 | Seneca | Standard | 3,201 | $59,718 | 15.6 | -9.0% |
| 16342 | Polk | Standard | 2,126 | $63,750 | 66.7 | -12.0% |
| 16341 | Pleasantville | Standard | 1,761 | $61,818 | 70.3 | -7.2% |
| 16374 | Kennerdell | Standard | 1,672 | $57,829 | 66.0 | -6.5% |
| 16364 | Venus | Standard | 1,306 | $74,886 | 36.2 | 10.5% |
| 16317 | Cooperstown | Standard | 1,220 | $57,768 | 30.9 | -22.8% |
| 16362 | Utica | Standard | 1,066 | $65,833 | 27.1 | -6.3% |
| 16319 | Cranberry | Standard | 961 | $65,900 | 38.5 | -21.9% |
| 16343 | Reno | PO Box | 670 | $83,264 | 4.8 | 103.6% |
| 16372 | Clintonville | PO Box | 517 | $46,458 | 1.2 | 27.7% |
| 16344 | Rouseville | PO Box | 460 | $58,382 | 0.9 | -22.0% |