- Lead
- 6,832
- Total
- 159,927
- vs nation
- D+5.7
Michigan 30th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 5,816
- Total
- 154,145
- vs nation
- R+0.7
- Lead
- 9,644
- Total
- 133,056
- vs nation
- R+9.3
- Lead
- 14,681
- Total
- 125,142
- vs nation
- R+15.6
- Lead
- 4,163
- Total
- 129,022
- vs nation
- R+10.5
- Lead
- 27,676
- Total
- 123,361
- vs nation
- R+20.0
- Lead
- 26,153
- Total
- 106,296
- vs nation
- R+25.1
- Lead
- 17,733
- Total
- 94,598
- vs nation
- R+27.3
Key facts
- 2024 presidential margin
- D+4.3MIT Election Lab
- Population
- 271,2112024 5-year
- Population density
- 770 / sq mi2024 5-year · TIGER/Line
- Land area
- 352 sq miTIGER/Line
- Median household income
- $85,9892024 5-year
- White (non-Hispanic)
- 79.6%2024 5-year
- Black
- 5.5%2024 5-year
- Hispanic / Latino
- 7.4%2024 5-year
- Peak Democratic margin
- D+10.7 in 1964MIT Election Lab
- Peak Republican margin
- R+62.2 in 1924MIT Election Lab
- Most similar
- State Senate District 31, MI · twin score 79.0
presidential history
Party record book
Michigan 30th 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
55.3%
34,386 votes · D+10.7 · modeled estimate
Runner-up · Woodrow Wilson, 1916 · 52.3%
Republican
Herbert Hoover1928
75.8%
22,726 votes · R+52.4 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 75.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
81,920votes
51.2% of the vote · D+4.3 · modeled estimate
Runner-up · Joe Biden, 2020 · 78,355 votes
Republican
Donald Trump2024
75,088votes
47.0% of the vote · D+4.3 · modeled estimate
Runner-up · George W. Bush, 2004 · 74,875 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
Woodrow Wilson1916
+5.9pts D vs U.S.
Place D+9.1 · U.S. D+3.1 · modeled estimate
Runner-up · Kamala Harris, 2024 · +5.7 pts
Republican
William McKinley1896
+46.2pts R vs U.S.
Place R+52.3 · U.S. R+6.1 · modeled estimate
Runner-up · Gerald Ford, 1976 · +39.5 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 | 50.2%73,999 | 49.8%73,359 | 147,358 |
| 2020 | R | 47.3%68,583 | 52.7%76,446 | 145,029 |
Michigan's 30th Senate District backed the 2024 Republican presidential nominee by 25.4 points, a margin that reflects its largely rural, small-town character and positions it among the state's most consistently conservative constituencies.
Across the recorded series it reached a Democratic high of 10.7 points in 1964 and a Republican high of 62.2 points in 1924. The 2024 margin was 4.3 points.
A population of 271,211, a 80% non-Hispanic-white share, and a median household income of $85,989 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 31 and State Senate District 31.
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 30th State Senate District. Akashic. https://akashic.app/sld-upper/26030/. Accessed May 20, 2026. License: CC BY 4.0.