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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
Butler County is located in the western part of the U.S. state of Pennsylvania. As of the 2020 census, the population was 193,763. Its county seat is Butler. Butler County was created on March 12, 1800, from part of Allegheny County and named in honor of General Richard Butler, a hero of the American Revolution.
Butler County is part of the Pittsburgh, PA Metropolitan Statistical Area.
Highlights and History
- the text in this section is copied from an article in Wikipedia
Timeline
Population History
- source: Source:Population of States and Counties of the United States: 1790-1990
Census Year | Population
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1800 | 3,916
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1810 | 7,346
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1820 | 10,193
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1830 | 14,581
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1840 | 22,378
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1850 | 30,346
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1860 | 35,594
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1870 | 36,510
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1880 | 52,536
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1890 | 55,339
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1900 | 56,962
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1910 | 72,689
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1920 | 77,270
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1930 | 80,480
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1940 | 87,590
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1950 | 97,320
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1960 | 114,639
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1970 | 127,941
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1980 | 147,912
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1990 | 152,013
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Research Tips
External links
- Outstanding guide to Butler 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.butler.pa.us/
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