Massachusetts 155th 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
84.0%
11,258 votes · D+68.2 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · 72.7%
Republican
William McKinley1896
66.5%
1,237 votes · R+38.7 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 59.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
12,717votes
66.2% of the vote · D+34.8 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 11,258 votes
Republican
Donald Trump2024
6,388votes
35.1% of the vote · D+26.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 6,025 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
George McGovern1972
+51.0pts D vs U.S.
Place D+27.8 · U.S. R+23.2 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · +49.0 pts
Republican
William McKinley1896
+32.7pts R vs U.S.
Place R+38.7 · U.S. R+6.1 · modeled estimate
Runner-up · William H. Taft, 1912 · +14.7 pts
current representation
Current officeholders
DJim O'DayState House · 14th Worcester
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 2 House
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.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
D
100.0%13,053
0.0%0
13,053
2020
D
68.9%13,428
31.1%6,057
19,485
With a 2024 presidential margin of D+26.7, the 14th Worcester District ranks among Massachusetts' more lopsided state house seats, reflecting the urban concentration and diverse demographics characteristic of central Worcester neighborhoods.
Across the recorded series it reached a Democratic high of 68.2 points in 1964 and a Republican high of 38.7 points in 1896. Between 2020 and 2024 the district moved 8.2 points toward the Republican candidate; the 2024 margin was 26.7 points.
A population of 42,751, a 57% non-Hispanic-white share, and a median household income of $77,952 describe the district. The district's voting pattern over the last decade is most similar to that of 13th Worcester District and 16th Worcester District.
Akashic
Political twins — state-house districts
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.
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 → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Massachusetts 155th State House District. Akashic. https://akashic.app/sld-lower/25155/. Accessed May 20, 2026. License: CC BY 4.0.
How did Massachusetts 155th State House District vote in 2024?
In 2024, Massachusetts 155th State House District voted Democratic by 26.7 points (D+26.7), carried by the Democratic candidate. Out of 18,194 votes cast, 11,242 went Democratic and 6,388 went Republican.
When did Massachusetts 155th State House District last vote Republican?
The most recent presidential election in which Massachusetts 155th State House District voted Republican was 1924.
How many people live in Massachusetts 155th State House District?
Massachusetts 155th State House District has a population of 42,751 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Massachusetts 155th State House District?
Median household income in Massachusetts 155th State House District is $77,952 — below the national median of $80,734. The Massachusetts state median is $103,960.
What is the political history of Massachusetts 155th State House District?
Akashic tracks 38 presidential elections in Massachusetts 155th State House District from 1876 to 2024. Of those, 30 went Democratic and 8 went Republican.