- Lead
- 30,114
- Total
- 76,918
- vs nation
- D+40.6
Maryland 28th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 28,673
- Total
- 73,551
- vs nation
- D+34.5
- Lead
- 18,034
- Total
- 62,923
- vs nation
- D+26.6
- Lead
- 17,952
- Total
- 61,147
- vs nation
- D+25.5
- Lead
- 13,375
- Total
- 57,062
- vs nation
- D+16.2
- Lead
- 332
- Total
- 47,655
- vs nation
- D+1.8
- Lead
- 727
- Total
- 36,472
- vs nation
- R+2.5
- Lead
- 1,869
- Total
- 29,348
- vs nation
- R+14.9
Key facts
- 2024 presidential margin
- D+39.2MIT Election Lab
- Population
- 136,3542024 5-year
- Population density
- 339 / sq mi2024 5-year · TIGER/Line
- Land area
- 402 sq miTIGER/Line
- Median household income
- $124,9002024 5-year
- White (non-Hispanic)
- 35.3%2024 5-year
- Black
- 47.5%2024 5-year
- Hispanic / Latino
- 6.6%2024 5-year
- Peak Democratic margin
- D+39.2 in 2024MIT Election Lab
- Peak Republican margin
- R+37.9 in 1972MIT Election Lab
- Most similar
- State Senate District 32, MD · twin score 89.4
presidential history
Party record book
Maryland 28th 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
68.5%
50,363 votes · D+39.0 · modeled estimate
Runner-up · Kamala Harris, 2024 · 68.2%
Republican
Richard Nixon1972
68.4%
8,092 votes · R+37.9 · modeled estimate
Runner-up · George H. W. Bush, 1988 · 64.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
52,457votes
68.2% of the vote · D+39.2 · modeled estimate
Runner-up · Joe Biden, 2020 · 50,363 votes
Republican
George W. Bush2004
23,814votes
50.0% of the vote · R+0.7 · modeled estimate
Runner-up · Donald Trump, 2024 · 22,343 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
+40.6pts D vs U.S.
Place D+39.2 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +34.5 pts
Republican
William H. Taft1912
+46.7pts R vs U.S.
Place R+27.1 · U.S. D+19.5 · modeled estimate
Runner-up · Alf Landon, 1936 · +27.0 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.
With a 2024 presidential margin of D+39.3, this district ranks among the most one-sided in the state, reflecting the dense, urban or inner-suburban constituency that drives Maryland's Democratic strongholds.
Across the recorded series it reached a Democratic high of 39.2 points in 2024 and a Republican high of 37.9 points in 1972. The 2024 margin was 39.2 points.
A population of 136,354, a 35% non-Hispanic-white share, and a median household income of $124,900 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 32 and State Senate District 55.
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 28th State Senate District. Akashic. https://akashic.app/sld-upper/24028/. Accessed May 20, 2026. License: CC BY 4.0.