Massachusetts First Suffolk 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
86.1%
64,894 votes · D+72.5 · modeled estimate
Runner-up · Joe Biden, 2020 · 79.1%
Republican
William McKinley1896
59.6%
13,637 votes · R+28.3 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 58.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
68,159votes
79.1% of the vote · D+60.0 · modeled estimate
Runner-up · Harry S. Truman, 1948 · 67,025 votes
Republican
Dwight D. Eisenhower1956
41,396votes
45.9% of the vote · D+7.6 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 41,224 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
Hillary Clinton2016
+59.1pts D vs U.S.
Place D+61.2 · U.S. D+2.1 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · +57.8 pts
Republican
William McKinley1896
+22.2pts R vs U.S.
Place R+28.3 · U.S. R+6.1 · modeled estimate
Runner-up · William H. Taft, 1912 · −2.4 pts
current representation
Current officeholders
DNick CollinsState Senate · First Suffolk
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
92.7%55,234
7.3%4,326
59,560
2020
D
96.7%61,598
3.3%2,090
63,688
Centered in Boston's urban core, the First Suffolk District recorded a 48.6-point Democratic presidential margin in 2024, reflecting a dense, majority-minority electorate with some of the state's highest rates of renter households and transit dependence.
Across the recorded series it reached a Democratic high of 72.5 points in 1964 and a Republican high of 28.3 points in 1896. Between 2020 and 2024 the district moved 11.5 points toward the Republican candidate; the 2024 margin was 48.6 points.
A population of 184,237, a 46% non-Hispanic-white share, and a median household income of $112,798 describe the district. The district's voting pattern over the last decade is most similar to that of Middlesex and Suffolk District and State Senate District 59.
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 First Suffolk District. Akashic. https://akashic.app/sld-upper/25D30/. Accessed May 20, 2026. License: CC BY 4.0.
How did Massachusetts First Suffolk District vote in 2024?
In 2024, Massachusetts First Suffolk District voted Democratic by 48.6 points (D+48.6), carried by the Democratic candidate. Out of 78,049 votes cast, 56,761 went Democratic and 18,851 went Republican.
When did Massachusetts First Suffolk District last vote Republican?
The most recent presidential election in which Massachusetts First Suffolk District voted Republican was 1924.
How many people live in Massachusetts First Suffolk District?
Massachusetts First Suffolk District has a population of 184,237 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Massachusetts First Suffolk District?
Median household income in Massachusetts First Suffolk District is $112,798 — above the national median of $80,734. The Massachusetts state median is $103,960.
What is the political history of Massachusetts First Suffolk District?
Akashic tracks 38 presidential elections in Massachusetts First Suffolk District from 1876 to 2024. Of those, 34 went Democratic and 4 went Republican.