- Lead
- 3,359
- Total
- 9,688
- vs nation
- D+36.1
Rhode Island 15th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 6,623
- Total
- 11,032
- vs nation
- D+55.6
- Lead
- 5,972
- Total
- 10,010
- vs nation
- D+57.6
- Lead
- 7,182
- Total
- 10,230
- vs nation
- D+66.4
- Lead
- 7,521
- Total
- 10,828
- vs nation
- D+62.2
- Lead
- 6,228
- Total
- 9,612
- vs nation
- D+67.3
- Lead
- 6,539
- Total
- 9,382
- vs nation
- D+69.2
- Lead
- 6,334
- Total
- 9,128
- vs nation
- D+60.9
Key facts
- 2024 presidential margin
- D+34.7MIT Election Lab
- Population
- 30,2622024 5-year
- Population density
- 8,406 / sq mi2024 5-year · TIGER/Line
- Land area
- 3.6 sq miTIGER/Line
- Median household income
- $74,3752024 5-year
- White (non-Hispanic)
- 42.0%2024 5-year
- Black
- 12.8%2024 5-year
- Hispanic / Latino
- 22.7%2024 5-year
- Peak Democratic margin
- D+86.9 in 1964MIT Election Lab
- Most similar
- State Senate District 28, RI · twin score 95.5
presidential history
Party record book
Rhode Island 15th State Senate 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
93.5%
11,901 votes · D+86.9 · modeled estimate
Runner-up · John F. Kennedy, 1960 · 85.1%
Republican
William McKinley1896
44.5%
542 votes · D+7.4 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 38.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
11,901votes
93.5% of the vote · D+86.9 · modeled estimate
Runner-up · John F. Kennedy, 1960 · 10,246 votes
Republican
Donald Trump2024
3,035votes
31.3% of the vote · D+34.7 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 3,003 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
Hubert Humphrey1968
+72.3pts D vs U.S.
Place D+71.6 · U.S. R+0.7 · modeled estimate
Runner-up · John F. Kennedy, 1960 · +70.1 pts
Republican
William McKinley1896
−13.5pts R vs U.S.
Place D+7.4 · U.S. R+6.1 · modeled estimate
Runner-up · William H. Taft, 1912 · −22.4 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 | 63.2%7,013 | 36.8%4,092 | 11,105 |
Rhode Island 15th State Senate District sits in New England. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 86.9 points in 1964. Between 2020 and 2024 the district moved 25.4 points toward the Republican candidate; the 2024 margin was 34.7 points.
A population of 30,262, a 42% non-Hispanic-white share, and a median household income of $74,375 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 28 and State Senate District 3.
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.
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 →
Rhode Island 15th State Senate District. Akashic. https://akashic.app/sld-upper/44015/. Accessed May 20, 2026. License: CC BY 4.0.