Merrimack County, New Hampshire | |
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Merrimack County Courthouse
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Location in the U.S. state of New Hampshire |
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New Hampshire's location in the U.S. |
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Founded | 1823 |
Named for | Merrimack River |
Seat | Concord |
Largest city | Concord |
Area | |
• Total | 956 sq mi (2,476 km2) |
• Land | 934 sq mi (2,419 km2) |
• Water | 22 sq mi (57 km2), 2.3% |
Population | |
• (2010) | 146,445 |
• Density | 157/sq mi (61/km²) |
Congressional districts | 1st, 2nd |
Time zone | Eastern: UTC-5/-4 |
Website | www |
Merrimack County is a county in the U.S. state of New Hampshire. As of the 2010 census, the population was 146,445, making it the third-most populous county in New Hampshire. Its county seat is Concord, the state capital. The county was organized in 1823 from parts of Hillsborough and Rockingham counties, and is named for the Merrimack River.
Merrimack County comprises the Concord, NH Micropolitan Statistical Area, which is also included in the Boston-Worcester-Providence, MA-RI-NH-CT Combined Statistical Area.
In 2010, the center of population of New Hampshire was located in Merrimack County, in the town of Pembroke.
According to the U.S. Census Bureau, the county has a total area of 956 square miles (2,480 km2), of which 934 square miles (2,420 km2) is land and 22 square miles (57 km2) (2.3%) is water. It is the third-largest county in New Hampshire by land area. The highest point in Merrimack county is Mount Kearsarge, on the border of Warner and Wilmot, at 2,937 feet (895 m).