Clarion County, Pennsylvania
County seat: Clarion · Population 36,680 (2025) · 601 sq mi
Clarion County is the 57th most populous of Pennsylvania's 67 counties, with 36,680 people (2025 estimate). Its county seat is Clarion. It is part of the District 10 region, one of the 11 PennDOT engineering districts. The map shows its 13 cities and towns and the 5 neighboring counties.
Clarion County facts
- County seat
- Clarion
- Population (2025 estimate)
- 36,680 −1.5% since 2020
- Land area
- 601 sq mi 38th largest of 67
- Water area
- 9 sq mi
- Population density
- 61 per sq mi
- Established
- 1839
- Named after
- Clarion River river in the United States of America
- Largest city
- Clarion 4,037
- Median household income
- $62,649
- Cities and towns
- 13 plus 5 CDPs
- ZIP codes
- 32
- Time zone
- Eastern
- FIPS code
- 42031
Cities and towns in Clarion County
Clarion County has 13 incorporated cities, towns and villages. Populations count the people living inside Clarion County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Clarion (county seat) | Borough | 4,037 | |
| Knox | Borough | 1,068 | |
| New Bethlehem | Borough | 943 | |
| Rimersburg | Borough | 919 | |
| East Brady | Borough | 799 | |
| Sligo | Borough | 666 | |
| Strattanville | Borough | 521 | |
| Hawthorn | Borough | 468 | |
| Shippenville | Borough | 440 | |
| St. Petersburg | Borough | 326 | |
| Foxburg | Borough | 178 | |
| Callensburg | Borough | 143 | |
| Emlenton | Borough | 5 | Venango County |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Marianne | 1,135 | |
| Leeper | 178 | |
| Crown | 145 | |
| Vowinckel | 134 | |
| Tylersburg | 94 |
ZIP codes in Clarion County
32 ZIP codes reach into Clarion County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 15829 also Jefferson County
- 15860 also Jefferson and Elk counties
- 15864 also Jefferson County
- 16028 also Armstrong County
- 16036
- 16049 also Butler and Armstrong counties
- 16054
- 16213
- 16214
- 16217 also Forest County
- 16220
- 16224 also Armstrong County
- 16230
- 16232 also Venango County
- 16233
- 16235
- 16240 also Jefferson and Armstrong counties
- 16242 also Armstrong County
- 16248
- 16254
- 16255
- 16258
- 16260 also Forest County
- 16319 also Venango County
- 16326
- 16331
- 16332
- 16334
- 16353 also Forest and Venango counties
- 16361
- 16364 also Venango County
- 16373 also Venango and Butler counties
Population of Clarion County, 2020–2025
Clarion County shrank by 557 people (−1.5%) between April 2020 and July 2025: 866 more deaths than births and a net gain of 340 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 37,200 |
| 2021 | 37,598 |
| 2022 | 37,287 |
| 2023 | 36,944 |
| 2024 | 36,741 |
| 2025 | 36,680 |
Neighboring counties
- Armstrong County south · 63,698 people
- Venango County northwest · 49,346 people
- Forest County north · 6,614 people
- Jefferson County east · 43,255 people
- Butler County southwest · 200,169 people
Printable Clarion County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (97 KB)
- PNG (2400 px) (94 KB)
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Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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