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- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Clarion County is a county located in the U.S. state of Pennsylvania. It was formed on March 11, 1839, from parts of Venango and Armstrong counties. As of the 2010 United States Census, the population was 39,988. Its county seat is Clarion. Clarion county is entirely defined as part of the Pittsburgh media market.
Timeline
Population History
- source: Source:Population of States and Counties of the United States: 1790-1990
| Census Year | Population
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| 1850 | 23,565
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| 1860 | 24,988
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| 1870 | 26,537
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| 1880 | 40,328
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| 1890 | 36,802
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| 1900 | 34,283
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| 1910 | 36,638
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| 1920 | 36,170
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| 1930 | 34,531
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| 1940 | 38,410
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| 1950 | 38,344
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| 1960 | 37,408
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| 1970 | 38,414
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| 1980 | 43,362
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| 1990 | 41,699
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Research Tips
External links
- Outstanding guide to Clarion County family history and genealogy resources (FamilySearch Research Wiki). Birth, marriage, and death records, censuses, wills, deeds, county histories, cemeteries, churches, newspapers, libraries, and genealogical societies.
- www.co.clarion.pa.us/
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