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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
Merrimack County is a county in the U.S. state of New Hampshire. In 2010 the population was 146,445. Its county seat is Concord, the state capital. The center of population of New Hampshire is located in Merrimack County, in the town of Pembroke.
Merrimack County was organized at Concord in 1823, and is named for the Merrimack River. It was formed by removing towns from northern Hillsborough and Rockingham counties. In 1841 its original scope was somewhat reduced by the creation of Belknap County.
Timeline
Population History
- source: Source:Population of States and Counties of the United States: 1790-1990
| Census Year | Population
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| 1830 | 34,614
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| 1840 | 36,253
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| 1850 | 40,337
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| 1860 | 41,408
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| 1870 | 42,151
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| 1880 | 46,300
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| 1890 | 49,435
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| 1900 | 52,430
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| 1910 | 53,335
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| 1920 | 51,770
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| 1930 | 56,152
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| 1940 | 60,710
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| 1950 | 63,022
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| 1960 | 67,785
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| 1970 | 80,925
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| 1980 | 98,302
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| 1990 | 120,005
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Research Tips
External links
www.ci.concord.nh.us/
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