Massachusetts Fourth Middlesex 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
72.1%
49,583 votes · D+44.5 · modeled estimate
Runner-up · Joe Biden, 2020 · 67.9%
Republican
William McKinley1896
76.6%
8,113 votes · R+59.6 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 74.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
71,011votes
67.9% of the vote · D+37.8 · modeled estimate
Runner-up · Kamala Harris, 2024 · 64,378 votes
Republican
Dwight D. Eisenhower1956
48,339votes
66.3% of the vote · R+32.8 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 45,022 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
Kamala Harris2024
+33.6pts D vs U.S.
Place D+32.1 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +33.4 pts
Republican
William McKinley1896
+53.6pts R vs U.S.
Place R+59.6 · U.S. R+6.1 · modeled estimate
Runner-up · Alf Landon, 1936 · +37.0 pts
current representation
Current officeholders
DCindy FriedmanState Senate · Fourth Middlesex
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%67,627
0.0%0
67,627
2020
D
80.6%68,245
19.4%16,406
84,651
The Fourth Middlesex District posted a D+32.1 margin in 2024, reflecting the dense concentration of university-affiliated and professional households across its inner-suburban Middlesex communities.
Across the recorded series it reached a Democratic high of 44.5 points in 1964 and a Republican high of 59.6 points in 1896. Between 2020 and 2024 the district moved 5.7 points toward the Republican candidate; the 2024 margin was 32.1 points.
A population of 178,462, a 73% non-Hispanic-white share, and a median household income of $147,605 describe the district. The district's voting pattern over the last decade is most similar to that of Fifth Middlesex District and Middlesex and Worcester District.
Akashic
Political twins — state-senate districts
The state-senate 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 Fourth Middlesex District. Akashic. https://akashic.app/sld-upper/25D16/. Accessed May 20, 2026. License: CC BY 4.0.
How did Massachusetts Fourth Middlesex District vote in 2024?
In 2024, Massachusetts Fourth Middlesex District voted Democratic by 32.1 points (D+32.1), carried by the Democratic candidate. Out of 99,731 votes cast, 64,378 went Democratic and 32,318 went Republican.
When did Massachusetts Fourth Middlesex District last vote Republican?
The most recent presidential election in which Massachusetts Fourth Middlesex District voted Republican was 1988.
How many people live in Massachusetts Fourth Middlesex District?
Massachusetts Fourth Middlesex District has a population of 178,462 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Massachusetts Fourth Middlesex District?
Median household income in Massachusetts Fourth Middlesex District is $147,605 — above the national median of $80,734. The Massachusetts state median is $103,960.
What is the political history of Massachusetts Fourth Middlesex District?
Akashic tracks 38 presidential elections in Massachusetts Fourth Middlesex District from 1876 to 2024. Of those, 14 went Democratic and 24 went Republican.