- Lead
- 31
- Total
- 7,032
- vs nation
- D+1.9
New Hampshire State House District Hillsborough 42
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 94
- Total
- 6,832
- vs nation
- R+3.1
- Lead
- 372
- Total
- 6,035
- vs nation
- R+8.3
- Lead
- 266
- Total
- 5,603
- vs nation
- R+8.6
- Lead
- 137
- Total
- 5,578
- vs nation
- R+9.7
- Lead
- 443
- Total
- 5,243
- vs nation
- R+6.0
- Lead
- 330
- Total
- 4,406
- vs nation
- R+8.0
- Lead
- 122
- Total
- 3,920
- vs nation
- R+5.4
Key facts
- 2024 presidential margin
- D+0.4MIT Election Lab
- Population
- 10,3942024 5-year
- Population density
- 115 / sq mi2024 5-year · TIGER/Line
- Land area
- 90.1 sq miTIGER/Line
- Median household income
- $148,9322024 5-year
- White (non-Hispanic)
- 91.1%2024 5-year
- Black
- 0.6%2024 5-year
- Hispanic / Latino
- 2.5%2024 5-year
- Peak Democratic margin
- D+27.7 in 1964MIT Election Lab
- Peak Republican margin
- R+48.1 in 1896MIT Election Lab
- Most similar
- State House District Hillsborough 36, NH · twin score 98.5
presidential history
Party record book
New Hampshire State House District Hillsborough 42 · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
63.8%
1,473 votes · D+27.7 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1944 · 59.1%
Republican
Ronald Reagan1984
73.4%
2,301 votes · R+46.7 · modeled estimate
Runner-up · William McKinley, 1896 · 69.9%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
3,501votes
49.8% of the vote · D+0.4 · modeled estimate
Runner-up · Joe Biden, 2020 · 3,398 votes
Republican
Donald Trump2024
3,470votes
49.3% of the vote · D+0.4 · modeled estimate
Runner-up · Donald Trump, 2020 · 3,304 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Al Smith1928
+22.0pts D vs U.S.
Place D+4.5 · U.S. R+17.5 · modeled estimate
Runner-up · James M. Cox, 1920 · +10.8 pts
Republican
William McKinley1896
+42.0pts R vs U.S.
Place R+48.1 · U.S. R+6.1 · modeled estimate
Runner-up · Ronald Reagan, 1984 · +28.5 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
Hillsborough 42 recorded a D+0.4 presidential margin in 2024, making it one of New Hampshire's closest state house districts and a reliable bellwether for statewide competitive trends.
Across the recorded series it reached a Democratic high of 27.7 points in 1964 and a Republican high of 48.1 points in 1896. Between 2020 and 2024 the district moved 0.9 points toward the Republican candidate; the 2024 margin was 0.4 points.
A population of 10,394, a 91% non-Hispanic-white share, and a median household income of $148,932 describe the district. The district's voting pattern over the last decade is most similar to that of State House District Hillsborough 36 and State House District Rockingham 06.
The state-house districts 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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
New Hampshire State House District Hillsborough 42. Akashic. https://akashic.app/sld-lower/33542/. Accessed May 20, 2026. License: CC BY 4.0.