- Lead
- 2,369
- Total
- 21,481
- vs nation
- D+12.5
Massachusetts 151st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 4,356
- Total
- 22,331
- vs nation
- D+15.1
- Lead
- 2,355
- Total
- 20,859
- vs nation
- D+9.2
- Lead
- 1,931
- Total
- 19,324
- vs nation
- D+6.1
- Lead
- 2,866
- Total
- 19,322
- vs nation
- D+7.6
- Lead
- 2,694
- Total
- 18,094
- vs nation
- D+17.3
- Lead
- 3,274
- Total
- 16,355
- vs nation
- D+19.5
- Lead
- 4,525
- Total
- 15,341
- vs nation
- D+21.0
Key facts
- 2024 presidential margin
- D+11.0MIT Election Lab
- Population
- 42,6242024 5-year
- Population density
- 1,131 / sq mi2024 5-year · TIGER/Line
- Land area
- 37.7 sq miTIGER/Line
- Median household income
- $101,9392024 5-year
- White (non-Hispanic)
- 72.7%2024 5-year
- Black
- 1.8%2024 5-year
- Hispanic / Latino
- 9.8%2024 5-year
- Peak Democratic margin
- D+55.2 in 1964MIT Election Lab
- Peak Republican margin
- R+53.8 in 1896MIT Election Lab
- Most similar
- 4th Worcester District, MA · twin score 92.7
presidential history
Party record book
Massachusetts 151st State House District · 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
77.5%
11,258 votes · D+55.2 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · 64.4%
Republican
William McKinley1896
74.1%
1,874 votes · R+53.8 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 68.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
13,071votes
58.5% of the vote · D+19.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · 11,628 votes
Republican
Donald Trump2024
9,259votes
43.1% of the vote · D+11.0 · modeled estimate
Runner-up · Donald Trump, 2020 · 8,715 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
Lyndon B. Johnson1964
+32.6pts D vs U.S.
Place D+55.2 · U.S. D+22.6 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · +31.9 pts
Republican
William McKinley1896
+47.7pts R vs U.S.
Place R+53.8 · U.S. R+6.1 · modeled estimate
Runner-up · William H. Taft, 1912 · +31.5 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.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 100.0%13,014 | 0.0%0 | 13,014 |
| 2020 | D | 68.9%13,388 | 31.1%6,039 | 19,427 |
Anchored in central Massachusetts, the 10th Worcester District backed the 2024 Democratic presidential nominee by nearly 11 points, reflecting the denser, working-class precincts that define much of Worcester County's urban edge.
Across the recorded series it reached a Democratic high of 55.2 points in 1964 and a Republican high of 53.8 points in 1896. Between 2020 and 2024 the district moved 8.5 points toward the Republican candidate; the 2024 margin was 11.0 points.
A population of 42,624, a 73% non-Hispanic-white share, and a median household income of $101,939 describe the district. The district's voting pattern over the last decade is most similar to that of 4th Worcester District and 2nd Bristol District.
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 →
Massachusetts 151st State House District. Akashic. https://akashic.app/sld-lower/25151/. Accessed May 20, 2026. License: CC BY 4.0.