Merrimack County, New Hampshire
| Kamala Harris ✓Democratic | 51.8% | 48,181 |
|---|---|---|
| Donald TrumpRepublican | 46.6% | 43,365 |
| Chase OliverLibertarian | 0.6% | 520 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −1.6% |
| 1896 | −37.5% |
| 1900 | −17.4% |
| 1904 | −21.6% |
| 1908 | −17.0% |
| 1912 | +0.9% |
| 1916 | −0.0% |
| 1920 | −17.2% |
| 1924 | −23.4% |
| 1928 | −21.5% |
| 1932 | −4.4% |
| 1936 | −2.9% |
| 1940 | −0.8% |
| 1944 | −4.3% |
| 1948 | −19.4% |
| 1952 | −35.8% |
| 1956 | −43.4% |
| 1960 | −21.1% |
| 1964 | +22.4% |
| 1968 | −19.8% |
| 1972 | −36.4% |
| 1976 | −18.7% |
| 1980 | −27.4% |
| 1984 | −34.7% |
| 1988 | −22.4% |
| 1992 | +3.9% |
| 1996 | +14.5% |
| 2000 | +0.9% |
| 2004 | +5.1% |
| 2008 | +13.9% |
| 2012 | +12.7% |
| 2016 | +3.0% |
| 2020 | +9.8% |
| 2024 | +5.2% |
Merrimack County anchors central New Hampshire with a mix of state-capital civics in Concord and working-class mill-town heritage, producing margins that have shifted modestly toward Democrats over the past decade while remaining genuinely competitive.
Across the recorded series it reached a Democratic high of 22.4 points in 1964 and a Republican high of 43.4 points in 1956. Between 2020 and 2024 the county moved 4.6 points toward the Republican candidate; the 2024 margin was 5.2 points.
A population of 155,967, a 90% non-Hispanic-white share, and a median household income of $97,004 describe the county. The county's voting pattern over the last decade is most similar to that of York County and Lincoln County.
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Merrimack County, New Hampshire. Akashic. https://akashic.app/county/33013/. Accessed May 20, 2026. License: CC BY 4.0.