- Lead
- 29,419
- Total
- 54,872
- vs nation
- D+55.1
Michigan 18th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 33,044
- Total
- 56,789
- vs nation
- D+53.7
- Lead
- 29,960
- Total
- 51,978
- vs nation
- D+55.5
- Lead
- 30,543
- Total
- 51,460
- vs nation
- D+55.5
- Lead
- 33,752
- Total
- 53,683
- vs nation
- D+55.6
- Lead
- 26,322
- Total
- 48,386
- vs nation
- D+56.9
- Lead
- 23,198
- Total
- 42,971
- vs nation
- D+53.5
- Lead
- 20,640
- Total
- 38,011
- vs nation
- D+45.8
Key facts
- 2024 presidential margin
- D+53.6MIT Election Lab
- Population
- 92,1692024 5-year
- Population density
- 2,743 / sq mi2024 5-year · TIGER/Line
- Land area
- 33.6 sq miTIGER/Line
- Median household income
- $74,4802024 5-year
- White (non-Hispanic)
- 36.5%2024 5-year
- Black
- 51.7%2024 5-year
- Hispanic / Latino
- 2.7%2024 5-year
- Peak Democratic margin
- D+72.6 in 1876MIT Election Lab
- Peak Republican margin
- R+23.5 in 1924MIT Election Lab
- Most similar
- State House District 38, IL · twin score 95.5
presidential history
Party record book
Michigan 18th State House 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
Samuel J. Tilden1876
86.3%
705 votes · D+72.6 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 84.2%
Republican
Calvin Coolidge1924
58.8%
943 votes · R+23.5 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 54.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
44,650votes
78.6% of the vote · D+58.2 · modeled estimate
Runner-up · Barack Obama, 2008 · 43,481 votes
Republican
Donald Trump2024
12,194votes
22.2% of the vote · D+53.6 · modeled estimate
Runner-up · Donald Trump, 2020 · 11,606 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
Alton B. Parker1904
+69.8pts D vs U.S.
Place D+50.1 · U.S. R+19.7 · modeled estimate
Runner-up · William J. Bryan, 1900 · +69.4 pts
Republican
William McKinley1896
+15.0pts R vs U.S.
Place R+21.1 · U.S. R+6.1 · a third-party candidate carried the Place · modeled estimate
Runner-up · Calvin Coolidge, 1924 · −1.7 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 | 55.4%29,135 | 44.6%23,487 | 52,622 |
| 2020 | D | 57.5%30,574 | 42.5%22,594 | 53,168 |
With a 2024 presidential margin of D+53.5, this district ranks among the most heavily Democratic in the state, reflecting dense urban concentration and a constituency that has voted decisively blue across multiple election cycles.
Across the recorded series it reached a Democratic high of 72.6 points in 1876 and a Republican high of 23.5 points in 1924. Between 2020 and 2024 the district moved 4.6 points toward the Republican candidate; the 2024 margin was 53.6 points.
A population of 92,169, a 37% non-Hispanic-white share, and a median household income of $74,480 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 38 and State House District 99.
The state-house 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 →
Michigan 18th State House District. Akashic. https://akashic.app/sld-lower/26018/. Accessed May 20, 2026. License: CC BY 4.0.