Dukes County, Massachusetts
Precinct data
Results by precinct
7 precincts · 12,209 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -Oak Bluffs Precinct 1Oak Bluffs Precinct 1 | 2,247 | 798 | 61 | 3,106 | 72.3% | 25.7% | D+46.7 |
|---|---|---|---|---|---|---|---|
| Precinct -Edgartown Precinct 1Edgartown Precinct 1 | 1,969 | 857 | 74 | 2,900 | 67.9% | 29.6% | D+38.3 |
| Precinct -Tisbury Precinct 1Tisbury Precinct 1 | 2,031 | 548 | 85 | 2,664 | 76.2% | 20.6% | D+55.7 |
| Precinct -West Tisbury Precinct 1West Tisbury Precinct 1 | 1,757 | 367 | 66 | 2,190 | 80.2% | 16.8% | D+63.5 |
| Precinct -Chilmark Precinct 1Chilmark Precinct 1 | 778 | 123 | 30 | 931 | 83.6% | 13.2% | D+70.4 |
| Precinct -Aquinnah Precinct 1Aquinnah Precinct 1 | 304 | 37 | 10 | 351 | 86.6% | 10.5% | D+76.1 |
| Precinct -Gosnold Precinct 1Gosnold Precinct 1 | 51 | 15 | 1 | 67 | 76.1% | 22.4% | D+53.7 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −39.6% |
| 1896 | −69.9% |
| 1900 | −64.5% |
| 1904 | −64.2% |
| 1908 | −59.5% |
| 1912 | −7.0% |
| 1916 | −19.7% |
| 1920 | −73.9% |
| 1924 | −79.0% |
| 1928 | −51.9% |
| 1932 | −38.6% |
| 1936 | −27.7% |
| 1940 | −23.6% |
| 1944 | −22.9% |
| 1948 | −40.7% |
| 1952 | −52.3% |
| 1956 | −65.7% |
| 1960 | −21.8% |
| 1964 | +36.5% |
| 1968 | −1.1% |
| 1972 | −7.2% |
| 1976 | +2.9% |
| 1980 | +10.4% |
| 1984 | +8.6% |
| 1988 | +29.2% |
| 1992 | +31.3% |
| 1996 | +44.1% |
| 2000 | +35.7% |
| 2004 | +46.6% |
| 2008 | +51.8% |
| 2012 | +47.3% |
| 2016 | +50.0% |
| 2020 | +56.6% |
| 2024 | +52.4% |
U.S. Senate
Registered voters
By party of registration, over time
Registration leans Democratic; the presidential vote runs 25 points more Republican.
16,795 registered voters · 2025
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−241 net domestic migration · 2025
Net +168 over 2011–2025 · gain loss
Arrivals reported $167,880 in average income, against $118,562 for residents who stayed — 42% higher. (IRS SOI, 2022–23)
The places arrivals came from lean D+20.6 on average — 32 points more Republican-leaning than Dukes County, MA itself (D+52.4).
Where arrivals came from lean of each source
- Barnstable County, MA35D+20.6
Where departures went households, 2022–23
- Barnstable County, MA72
- New York County, NY26
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | +98 |
| 2012 | +122 |
| 2013 | +311 |
| 2014 | +127 |
| 2015 | −58 |
| 2016 | +36 |
| 2017 | −10 |
| 2018 | −6 |
| 2019 | −19 |
| 2021 | +518 |
| 2022 | −330 |
| 2023 | −339 |
| 2024 | −41 |
| 2025 | −241 |
This island county's seasonal population swells well beyond its 15,000 year-round residents, but its electorate consistently tilts heavily Democratic — the 2024 presidential margin of D+52 ranks among the most lopsided in Massachusetts.
Across the recorded series it reached a Democratic high of 56.6 points in 2020 and a Republican high of 79.0 points in 1924. Between 2020 and 2024 the county moved 4.2 points toward the Republican candidate; the 2024 margin was 52.4 points.
A population of 20,933, a 80% non-Hispanic-white share, and a median household income of $125,786 describe the county. The county's voting pattern over the last decade is most similar to that of Pitkin County and Marin County.
The counties 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.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
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 →
Dukes County, Massachusetts. Akashic. https://akashic.app/county/25007/. Accessed May 20, 2026. License: CC BY 4.0.