- Lead
- 2,962
- Total
- 11,272
- vs nation
- D+27.7
Rhode Island 18th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,893
- Total
- 13,026
- vs nation
- D+25.4
- Lead
- 2,768
- Total
- 11,547
- vs nation
- D+21.9
- Lead
- 4,243
- Total
- 11,070
- vs nation
- D+34.5
- Lead
- 4,383
- Total
- 11,698
- vs nation
- D+30.2
- Lead
- 3,212
- Total
- 10,657
- vs nation
- D+32.6
- Lead
- 4,074
- Total
- 10,201
- vs nation
- D+39.4
- Lead
- 4,203
- Total
- 9,972
- vs nation
- D+33.6
Key facts
- 2024 presidential margin
- D+26.3MIT Election Lab
- Population
- 28,3812024 5-year
- Population density
- 3,997 / sq mi2024 5-year · TIGER/Line
- Land area
- 7.1 sq miTIGER/Line
- Median household income
- $73,1282024 5-year
- White (non-Hispanic)
- 66.8%2024 5-year
- Black
- 6.4%2024 5-year
- Hispanic / Latino
- 14.8%2024 5-year
- Peak Democratic margin
- D+69.4 in 1964MIT Election Lab
- Peak Republican margin
- R+34.3 in 1896MIT Election Lab
- Most similar
- State Senate District 8, RI · twin score 95.9
presidential history
Party record book
Rhode Island 18th 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
84.7%
10,415 votes · D+69.4 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · 69.7%
Republican
William McKinley1896
64.4%
1,175 votes · R+34.3 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 60.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
10,415votes
84.7% of the vote · D+69.4 · modeled estimate
Runner-up · John F. Kennedy, 1960 · 8,985 votes
Republican
Dwight D. Eisenhower1956
6,806votes
54.1% of the vote · R+8.1 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 6,468 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
Lyndon B. Johnson1964
+46.8pts D vs U.S.
Place D+69.4 · U.S. D+22.6 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · +43.6 pts
Republican
William McKinley1896
+28.2pts R vs U.S.
Place R+34.3 · U.S. R+6.1 · modeled estimate
Runner-up · William H. Taft, 1912 · +11.6 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 | 63.1%6,577 | 36.9%3,838 | 10,415 |
Its Democratic presidential margin was D+26.3 in 2024 and D+37.5 in 2008. Catholic adherents were the largest religious group at 40.8% in the 2020 US Religion Census.
Across the recorded series it reached a Democratic high of 69.4 points in 1964 and a Republican high of 34.3 points in 1896. Between 2020 and 2024 the district moved 3.6 points toward the Republican candidate; the 2024 margin was 26.3 points.
A population of 28,381, a 67% non-Hispanic-white share, and a median household income of $73,128 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 8 and State Senate District 4.
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 18th State Senate District. Akashic. https://akashic.app/sld-upper/44018/. Accessed May 20, 2026. License: CC BY 4.0.