- Lead
- 18,136
- Total
- 24,581
- vs nation
- D+75.3
Maryland State Legislative Subdistrict 47A
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 23,672
- Total
- 28,461
- vs nation
- D+78.7
- Lead
- 30,017
- Total
- 34,373
- vs nation
- D+85.2
- Lead
- 30,270
- Total
- 34,318
- vs nation
- D+84.3
- Lead
- 28,675
- Total
- 32,972
- vs nation
- D+79.7
- Lead
- 21,056
- Total
- 27,221
- vs nation
- D+79.8
- Lead
- 17,403
- Total
- 22,870
- vs nation
- D+75.6
- Lead
- 13,512
- Total
- 19,992
- vs nation
- D+59.1
Key facts
- 2024 presidential margin
- D+73.8MIT Election Lab
- Population
- 90,8492024 5-year
- Population density
- 6,443 / sq mi2024 5-year · TIGER/Line
- Land area
- 14.1 sq miTIGER/Line
- Median household income
- $75,9212024 5-year
- White (non-Hispanic)
- 7.0%2024 5-year
- Black
- 48.1%2024 5-year
- Hispanic / Latino
- 39.9%2024 5-year
- Peak Democratic margin
- D+88.2 in 2012MIT Election Lab
- Most similar
- State Legislative District 22, MD · twin score 98.7
presidential history
Party record book
Maryland State Legislative Subdistrict 47A · 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
Barack Obama2012
93.7%
32,143 votes · D+88.2 · modeled estimate
Runner-up · Barack Obama, 2008 · 93.1%
Republican
Richard Nixon1972
44.8%
6,084 votes · D+9.5 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 44.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2012
32,143votes
93.7% of the vote · D+88.2 · modeled estimate
Runner-up · Hillary Clinton, 2016 · 31,780 votes
Republican
Richard Nixon1972
6,084votes
44.8% of the vote · D+9.5 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 5,139 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
Hillary Clinton2016
+85.2pts D vs U.S.
Place D+87.3 · U.S. D+2.1 · modeled estimate
Runner-up · Barack Obama, 2012 · +84.3 pts
Republican
Richard Nixon1968
−21.3pts R vs U.S.
Place D+20.6 · U.S. R+0.7 · modeled estimate
Runner-up · William H. Taft, 1912 · −24.0 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Subdistrict 47A recorded a D+73.8 presidential margin in 2024, placing it among the most one-sided state house districts in Maryland. Districts with margins this wide typically anchor dense urban cores with high concentrations of renters and college-educated residents.
Across the recorded series it reached a Democratic high of 88.2 points in 2012. Between 2020 and 2024 the district moved 9.4 points toward the Republican candidate; the 2024 margin was 73.8 points.
A population of 90,849, a 7% non-Hispanic-white share, and a median household income of $75,921 describe the district. The district's voting pattern over the last decade is most similar to that of State Legislative District 22 and Assembly District 55.
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 →
Maryland State Legislative Subdistrict 47A. Akashic. https://akashic.app/sld-lower/2447A/. Accessed May 20, 2026. License: CC BY 4.0.