- Lead
- 9,211
- Total
- 76,690
- vs nation
- D+13.5
- Turnout
- 71.6%
Strafford County, NH
President margin by year
Place winner margin
President results by year
2024 turnout 71.6% of 107,215 citizens 18+
- Lead
- 11,232
- Total
- 73,805
- vs nation
- D+10.8
- Turnout
- 72.3%
- Lead
- 5,822
- Total
- 69,000
- vs nation
- D+6.3
- Turnout
- 71.6%
- Lead
- 9,297
- Total
- 63,969
- vs nation
- D+10.7
- Turnout
- —
- Lead
- 12,969
- Total
- 63,549
- vs nation
- D+13.1
- Turnout
- —
- Lead
- 7,117
- Total
- 59,281
- vs nation
- D+14.5
- Turnout
- —
- Lead
- 4,292
- Total
- 49,393
- vs nation
- D+8.2
- Turnout
- —
- Lead
- 8,991
- Total
- 42,843
- vs nation
- D+12.5
- Turnout
- —
Key facts
- 2024 presidential margin
- D+12.0MIT Election Lab
- Population
- 132,5752024 5-year
- Median household income
- $88,5702024 5-year
- White (non-Hispanic)
- 87.6%2024 5-year
- Black
- 1.1%2024 5-year
- Hispanic / Latino
- 3.2%2024 5-year
- Peak Democratic margin
- D+36.0 in 1964MIT Election Lab
- Peak Republican margin
- R+40.3 in 1896MIT Election Lab
- Most similar
- Merrimack County, NH · twin score 97.9
Midterm durability
Total general-election participants divided by same-year citizen voting-age population. These are total ballots or participating voters—not presidential candidate votes.
- 2024 total turnout
- 71.6%76,812 participants ÷ 107,215 CVAP
- 2020→2022 drop-off
- +17.4 ptsVolatile
- Drop-off versus state
- -1.8 ptsPositive means a larger decline than the statewide pattern
- Mechanical 2026 scenario
- 54.2%–54.3%Recent-cycle and two-cycle persistence scenarios; not a forecast
| Election | Participants | CVAP | Turnout | Quality |
|---|---|---|---|---|
| 2016 · Presidential | 70,152 | 97,920 | 71.6% | B/A |
| 2018 · Midterm | 54,153 | 100,234 | 54.0% | B/A |
| 2020 · Presidential | 74,580 | 103,136 | 72.3% | B/A |
| 2022 · Midterm | 57,779 | 105,147 | 55.0% | C/A |
| 2024 · Presidential | 76,812 | 107,215 | 71.6% | B/A |
Sources and methods
- 2016: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:aggregated; allocation share 0.0%; series 292/111.
- 2018: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:aggregated; allocation share 0.0%; series 296/138.
- 2020: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:aggregated; allocation share 0.0%; series 300/2.
- 2022: numerator source 159, denominator source 157; top ticket votes; canonical-complete-contest-floor-v1; allocation share 0.0%; series 154/183.
- 2024: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:aggregated; allocation share 0.0%; series 310/228.
Precinct data
Results by precinct
40 precincts · 76,688 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -017-Dover017-Dover | 12,655 | 6,650 | 355 | 19,660 | 64.4% | 33.8% | D+30.5 |
|---|---|---|---|---|---|---|---|
| Precinct -017-Rochester017-Rochester | 8,264 | 8,881 | 233 | 17,378 | 47.6% | 51.1% | R+3.6 |
| Precinct -017-Durham017-Durham | 6,047 | 2,270 | 135 | 8,452 | 71.5% | 26.9% | D+44.7 |
| Precinct -017-Somersworth017-Somersworth | 3,532 | 2,808 | 86 | 6,426 | 55.0% | 43.7% | D+11.3 |
| Precinct -017-Barrington017-Barrington | 3,241 | 2,985 | 94 | 6,320 | 51.3% | 47.2% | D+4.1 |
| Precinct -017-Farmington017-Farmington | 1,405 | 2,232 | 31 | 3,668 | 38.3% | 60.9% | R+22.5 |
| Precinct -017-Strafford017-Strafford | 1,403 | 1,551 | 38 | 2,992 | 46.9% | 51.8% | R+4.9 |
| Precinct -017-Lee017-Lee | 1,893 | 986 | 43 | 2,922 | 64.8% | 33.7% | D+31.0 |
| Precinct -017-Milton017-Milton | 1,022 | 1,661 | 43 | 2,726 | 37.5% | 60.9% | R+23.4 |
| Precinct -017-New Durham017-New Durham | 746 | 1,167 | 31 | 1,944 | 38.4% | 60.0% | R+21.7 |
| Precinct -017-Rollinsford017-Rollinsford | 975 | 747 | 27 | 1,749 | 55.7% | 42.7% | D+13.0 |
| Precinct -017-Madbury017-Madbury | 812 | 471 | 26 | 1,309 | 62.0% | 36.0% | D+26.1 |
| Precinct -017-Middleton017-Middleton | 378 | 753 | 11 | 1,142 | 33.1% | 65.9% | R+32.8 |
| DOVER WARD 133_33017DOVE01 | 0 | 0 | 0 | 0 | — | — | No votes |
| DOVER WARD 233_33017DOVE02 | 0 | 0 | 0 | 0 | — | — | No votes |
| DOVER WARD 333_33017DOVE03 | 0 | 0 | 0 | 0 | — | — | No votes |
| DOVER WARD 433_33017DOVE04 | 0 | 0 | 0 | 0 | — | — | No votes |
| DOVER WARD 533_33017DOVE05 | 0 | 0 | 0 | 0 | — | — | No votes |
| DOVER WARD 633_33017DOVE06 | 0 | 0 | 0 | 0 | — | — | No votes |
| ROCHESTER WARD 133_33017ROCH01 | 0 | 0 | 0 | 0 | — | — | No votes |
| ROCHESTER WARD 233_33017ROCH02 | 0 | 0 | 0 | 0 | — | — | No votes |
| ROCHESTER WARD 333_33017ROCH03 | 0 | 0 | 0 | 0 | — | — | No votes |
| ROCHESTER WARD 433_33017ROCH04 | 0 | 0 | 0 | 0 | — | — | No votes |
| ROCHESTER WARD 533_33017ROCH05 | 0 | 0 | 0 | 0 | — | — | No votes |
| ROCHESTER WARD 633_33017ROCH06 | 0 | 0 | 0 | 0 | — | — | No votes |
| SOMERSWORTH WARD 133_33017SOME01 | 0 | 0 | 0 | 0 | — | — | No votes |
| SOMERSWORTH WARD 233_33017SOME02 | 0 | 0 | 0 | 0 | — | — | No votes |
| SOMERSWORTH WARD 333_33017SOME03 | 0 | 0 | 0 | 0 | — | — | No votes |
| SOMERSWORTH WARD 433_33017SOME04 | 0 | 0 | 0 | 0 | — | — | No votes |
| SOMERSWORTH WARD 533_33017SOME05 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF BARRINGTON Voting District33_33017BARR01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF DURHAM Voting District33_33017DURH01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF FARMINGTON Voting District33_33017FARM01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF LEE Voting District33_33017LEE01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF MADBURY Voting District33_33017MADB01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF MIDDLETON Voting District33_33017MIDD01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF MILTON Voting District33_33017MILT01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF NEW DURHAM Voting District33_33017NDUR01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF ROLLINSFORD Voting District33_33017ROLL01 | 0 | 0 | 0 | 0 | — | — | No votes |
| TOWN OF STRAFFORD Voting District33_33017STFD01 | 0 | 0 | 0 | 0 | — | — | No votes |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −4.8% |
| 1896 | −40.3% |
| 1900 | −13.3% |
| 1904 | −15.3% |
| 1908 | −15.2% |
| 1912 | +6.4% |
| 1916 | +0.0% |
| 1920 | −21.2% |
| 1924 | −16.8% |
| 1928 | −16.9% |
| 1932 | +4.8% |
| 1936 | +14.2% |
| 1940 | +17.6% |
| 1944 | +14.2% |
| 1948 | +7.4% |
| 1952 | −7.8% |
| 1956 | −23.2% |
| 1960 | +2.9% |
| 1964 | +36.0% |
| 1968 | +2.7% |
| 1972 | −16.5% |
| 1976 | −0.0% |
| 1980 | −16.5% |
| 1984 | −23.1% |
| 1988 | −10.8% |
| 1992 | +11.0% |
| 1996 | +21.0% |
| 2000 | +8.7% |
| 2004 | +12.0% |
| 2008 | +20.4% |
| 2012 | +14.5% |
| 2016 | +8.4% |
| 2020 | +15.2% |
| 2024 | +12.0% |
U.S. House
Each row shows U.S. House votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
U.S. Senate
Each row shows U.S. Senate votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
U.S. Senate special elections
Each row shows U.S. Senate special votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
Governor
Each row shows Governor votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
Registered voters
By party of registration, over time
Registration leans Democratic; the presidential vote runs 7.9 points more Republican.
90,627 registered voters · 2026
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+754 net domestic migration · 2025
Net +6,876 over 2011–2025 · gain loss
Arrivals reported $71,999 in average income, against $94,925 for residents who stayed — 24% lower. (IRS SOI, 2022–23)
The places arrivals came from lean D+6.9 on average — 5.1 points more Republican-leaning than Strafford County, NH itself (D+12.0).
Where arrivals came from lean of each source
- Rockingham County, NH1,037R+2.4
- York County, ME473D+10.5
- Hillsborough County, NH291D+2.9
- Essex County, MA225D+20.2
- Middlesex County, MA150D+39.2
- Carroll County, NH148R+1.7
Where departures went households, 2022–23
- Rockingham County, NH790
- York County, ME545
- Hillsborough County, NH219
- Carroll County, NH194
- Merrimack County, NH140
- Belknap County, NH132
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | +317 |
| 2012 | +26 |
| 2013 | −309 |
| 2014 | +977 |
| 2015 | −58 |
| 2016 | +685 |
| 2017 | +1,199 |
| 2018 | −323 |
| 2019 | +484 |
| 2021 | +392 |
| 2022 | +892 |
| 2023 | +1,172 |
| 2024 | +668 |
| 2025 | +754 |
Anchored by Durham's University of New Hampshire campus and the small city of Dover, Strafford County combines a large student population with working-class mill-town voters, producing a consistent Democratic margin in statewide contests.
Across the recorded series it reached a Democratic high of 36.0 points in 1964 and a Republican high of 40.3 points in 1896. Between 2020 and 2024 the county moved 3.2 points toward the Republican candidate; the 2024 margin was 12.0 points.
A population of 132,575, a 88% non-Hispanic-white share, and a median household income of $88,570 describe the county. The county's voting pattern over the last decade is most similar to that of Merrimack County and York County.
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Strafford County, New Hampshire. Akashic. https://akashic.app/county/33017/. Accessed May 20, 2026. License: CC BY 4.0.