- Lead
- 17,585
- Total
- 78,429
- vs nation
- D+23.9
Maryland 27th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 20,547
- Total
- 74,875
- vs nation
- D+23.0
- Lead
- 10,092
- Total
- 65,430
- vs nation
- D+13.3
- Lead
- 13,456
- Total
- 64,166
- vs nation
- D+17.1
- Lead
- 12,129
- Total
- 61,570
- vs nation
- D+12.4
- Lead
- 2,045
- Total
- 53,773
- vs nation
- D+6.3
- Lead
- 3,425
- Total
- 42,224
- vs nation
- D+7.6
- Lead
- 2,608
- Total
- 34,447
- vs nation
- R+0.9
Key facts
- 2024 presidential margin
- D+22.4MIT Election Lab
- Population
- 136,0662024 5-year
- Population density
- 385 / sq mi2024 5-year · TIGER/Line
- Land area
- 353 sq miTIGER/Line
- Median household income
- $131,8922024 5-year
- White (non-Hispanic)
- 48.7%2024 5-year
- Black
- 36.6%2024 5-year
- Hispanic / Latino
- 6.2%2024 5-year
- Peak Democratic margin
- D+27.4 in 2020MIT Election Lab
- Peak Republican margin
- R+32.6 in 1972MIT Election Lab
- Most similar
- State Senate District 23, MD · twin score 89.0
presidential history
Party record book
Maryland 27th 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
Joe Biden2020
62.7%
46,968 votes · D+27.4 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 60.3%
Republican
Richard Nixon1972
65.7%
11,128 votes · R+32.6 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 63.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
47,036votes
60.0% of the vote · D+22.4 · modeled estimate
Runner-up · Joe Biden, 2020 · 46,968 votes
Republican
Donald Trump2024
29,451votes
37.6% of the vote · D+22.4 · modeled estimate
Runner-up · Donald Trump, 2016 · 26,431 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
Kamala Harris2024
+23.9pts D vs U.S.
Place D+22.4 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +23.0 pts
Republican
William H. Taft1912
+39.0pts R vs U.S.
Place R+19.5 · U.S. D+19.5 · modeled estimate
Runner-up · Alf Landon, 1936 · +25.5 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.
Maryland 27th State Senate District sits in the Mid-Atlantic. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 27.4 points in 2020 and a Republican high of 32.6 points in 1972. Between 2020 and 2024 the district moved 5.0 points toward the Republican candidate; the 2024 margin was 22.4 points.
A population of 136,066, a 49% non-Hispanic-white share, and a median household income of $131,892 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 23 and State Senate District 10.
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 →
Maryland 27th State Senate District. Akashic. https://akashic.app/sld-upper/24027/. Accessed May 20, 2026. License: CC BY 4.0.