- Lead
- 32,123
- Total
- 108,957
- vs nation
- D+31.0
Michigan 1st State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 43,294
- Total
- 110,876
- vs nation
- D+34.6
- Lead
- 41,759
- Total
- 100,213
- vs nation
- D+39.6
- Lead
- 53,723
- Total
- 105,584
- vs nation
- D+47.0
- Lead
- 61,608
- Total
- 115,630
- vs nation
- D+46.0
- Lead
- 49,088
- Total
- 111,352
- vs nation
- D+46.5
- Lead
- 43,655
- Total
- 98,669
- vs nation
- D+43.7
- Lead
- 46,177
- Total
- 94,507
- vs nation
- D+40.3
Key facts
- 2024 presidential margin
- D+29.5MIT Election Lab
- Population
- 266,5572024 5-year
- Population density
- 3,852 / sq mi2024 5-year · TIGER/Line
- Land area
- 69.2 sq miTIGER/Line
- Median household income
- $49,9542024 5-year
- White (non-Hispanic)
- 39.3%2024 5-year
- Black
- 35.5%2024 5-year
- Hispanic / Latino
- 19.6%2024 5-year
- Peak Democratic margin
- D+56.0 in 1964MIT Election Lab
- Peak Republican margin
- R+72.0 in 1924MIT Election Lab
- Most similar
- State Senate District 3, IN · twin score 96.3
presidential history
Party record book
Michigan 1st 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
78.0%
110,724 votes · D+56.0 · modeled estimate
Runner-up · Barack Obama, 2008 · 76.0%
Republican
Calvin Coolidge1924
79.9%
32,065 votes · R+72.0 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 73.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
110,724votes
78.0% of the vote · D+56.0 · modeled estimate
Runner-up · John F. Kennedy, 1960 · 102,911 votes
Republican
Dwight D. Eisenhower1956
57,591votes
39.4% of the vote · D+21.1 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 54,621 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
Barack Obama2012
+47.0pts D vs U.S.
Place D+50.9 · U.S. D+3.9 · modeled estimate
Runner-up · John Kerry, 2004 · +46.5 pts
Republican
William McKinley1896
+49.5pts R vs U.S.
Place R+55.5 · U.S. R+6.1 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · +46.8 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 | 68.3%80,732 | 31.7%37,496 | 118,228 |
Michigan 1st State Senate District sits in the Great Lakes. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 56.0 points in 1964 and a Republican high of 72.0 points in 1924. Between 2020 and 2024 the district moved 9.6 points toward the Republican candidate; the 2024 margin was 29.5 points.
A population of 266,557, a 39% non-Hispanic-white share, and a median household income of $49,954 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 3 and State Senate District 16.
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 →
Michigan 1st State Senate District. Akashic. https://akashic.app/sld-upper/26001/. Accessed May 20, 2026. License: CC BY 4.0.