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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
Sullivan County is a county in the U.S. state of New Hampshire. As of the 2020 census, the population was 43,063, making it the second-least populous county in New Hampshire. Its county seat is Newport.
Sullivan County is included in the Claremont-Lebanon, NH-VT Micropolitan Statistical Area.
History
- the text in this section is copied from an article in Wikipedia
Sullivan County was organized at Newport in 1827 from the northern portion of Cheshire County. It is named for John Sullivan (1740–1795), the Revolutionary War hero and a former governor.
Timeline
Population History
- source: Source:Population of States and Counties of the United States: 1790-1990
Census Year | Population
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1830 | 19,669
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1840 | 20,340
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1850 | 19,375
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1860 | 19,041
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1870 | 18,058
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1880 | 18,161
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1890 | 17,304
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1900 | 18,009
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1910 | 19,337
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1920 | 20,922
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1930 | 24,286
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1940 | 25,442
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1950 | 26,441
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1960 | 28,067
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1970 | 30,949
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1980 | 36,063
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1990 | 38,592
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Research Tips
External links
www.usgennet.org/usa/nh/county/sullivan/
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