- Lead
- 4,887
- Total
- 7,808
- vs nation
- D+64.1
Maryland State Legislative Subdistrict 47B
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 6,300
- Total
- 8,169
- vs nation
- D+72.7
- Lead
- 8,697
- Total
- 10,475
- vs nation
- D+80.9
- Lead
- 8,756
- Total
- 10,513
- vs nation
- D+79.4
- Lead
- 8,244
- Total
- 10,113
- vs nation
- D+74.2
- Lead
- 5,863
- Total
- 8,536
- vs nation
- D+71.1
- Lead
- 4,797
- Total
- 7,208
- vs nation
- D+66.0
- Lead
- 3,671
- Total
- 6,330
- vs nation
- D+49.5
Key facts
- 2024 presidential margin
- D+62.6MIT Election Lab
- Population
- 45,4102024 5-year
- Population density
- 10,091 / sq mi2024 5-year · TIGER/Line
- Land area
- 4.5 sq miTIGER/Line
- Median household income
- $85,0492024 5-year
- White (non-Hispanic)
- 4.5%2024 5-year
- Black
- 22.5%2024 5-year
- Hispanic / Latino
- 67.7%2024 5-year
- Peak Democratic margin
- D+83.3 in 2012MIT Election Lab
- Peak Republican margin
- R+10.3 in 1972MIT Election Lab
- Most similar
- State Legislative Subdistrict 47A, MD · twin score 93.3
presidential history
Party record book
Maryland State Legislative Subdistrict 47B · 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
91.3%
9,595 votes · D+83.3 · modeled estimate
Runner-up · Barack Obama, 2008 · 90.5%
Republican
Richard Nixon1972
54.7%
2,716 votes · R+10.3 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 54.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2012
9,595votes
91.3% of the vote · D+83.3 · modeled estimate
Runner-up · Hillary Clinton, 2016 · 9,475 votes
Republican
Richard Nixon1972
2,716votes
54.7% of the vote · R+10.3 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 2,256 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
+80.9pts D vs U.S.
Place D+83.0 · U.S. D+2.1 · modeled estimate
Runner-up · Barack Obama, 2012 · +79.4 pts
Republican
William McKinley1896
0.0pts R vs U.S.
Place R+6.1 · U.S. R+6.1 · modeled estimate
Runner-up · Thomas E. Dewey, 1944 · −3.9 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Subdistrict 47B recorded a 62.6-point Democratic presidential margin in 2024, placing it among the most heavily one-sided state house districts in Maryland. Dense urban geography and high minority-population share drive its consistent partisan uniformity.
Across the recorded series it reached a Democratic high of 83.3 points in 2012 and a Republican high of 10.3 points in 1972. Between 2020 and 2024 the district moved 14.5 points toward the Republican candidate; the 2024 margin was 62.6 points.
A population of 45,410, a 5% non-Hispanic-white share, and a median household income of $85,049 describe the district. The district's voting pattern over the last decade is most similar to that of State Legislative Subdistrict 47A and State House District 98.
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 47B. Akashic. https://akashic.app/sld-lower/2447B/. Accessed May 20, 2026. License: CC BY 4.0.