Maryland State Legislative Subdistrict 9A · 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
59.0%
29,881 votes · D+21.0 · modeled estimate
Runner-up · Kamala Harris, 2024 · 57.1%
Republican
Dwight D. Eisenhower1956
78.4%
3,761 votes · R+56.9 · modeled estimate
Runner-up · Richard Nixon, 1972 · 77.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
29,881votes
59.0% of the vote · D+21.0 · modeled estimate
Runner-up · Kamala Harris, 2024 · 28,478 votes
Republican
George W. Bush2004
24,162votes
60.2% of the vote · R+21.6 · modeled estimate
Runner-up · Mitt Romney, 2012 · 23,136 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
+20.2pts D vs U.S.
Place D+18.7 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +16.6 pts
Republican
Thomas E. Dewey1948
+50.0pts R vs U.S.
Place R+45.5 · U.S. D+4.5 · modeled estimate
Runner-up · Thomas E. Dewey, 1944 · +49.6 pts
current representation
Current officeholders
DChao WuState House · 9A
DNatalie ZieglerState House · 9A
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 3 House
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.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
D
70.7%30,060
29.3%12,446
42,506
2020
D
66.9%25,156
33.1%12,471
37,627
2018
D
71.7%24,798
28.3%9,797
34,595
Maryland State Legislative Subdistrict 9A sits in the Mid-Atlantic. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 21.0 points in 2020 and a Republican high of 56.9 points in 1956. Between 2020 and 2024 the district moved 2.3 points toward the Republican candidate; the 2024 margin was 18.7 points.
A population of 85,549, a 57% non-Hispanic-white share, and a median household income of $190,355 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 15 and State House District 10.
Akashic
Political twins — state-house districts
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.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Maryland State Legislative Subdistrict 9A. Akashic. https://akashic.app/sld-lower/2409A/. Accessed May 20, 2026. License: CC BY 4.0.
How did Maryland State Legislative Subdistrict 9A vote in 2024?
In 2024, Maryland State Legislative Subdistrict 9A voted Democratic by 18.7 points (D+18.7), carried by the Democratic candidate. Out of 49,887 votes cast, 28,478 went Democratic and 19,126 went Republican.
When did Maryland State Legislative Subdistrict 9A last vote Republican?
The most recent presidential election in which Maryland State Legislative Subdistrict 9A voted Republican was 2012.
How many people live in Maryland State Legislative Subdistrict 9A?
Maryland State Legislative Subdistrict 9A has a population of 85,549 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Maryland State Legislative Subdistrict 9A?
Median household income in Maryland State Legislative Subdistrict 9A is $190,355 — above the national median of $80,734. The Maryland state median is $103,678.
What is the political history of Maryland State Legislative Subdistrict 9A?
Akashic tracks 38 presidential elections in Maryland State Legislative Subdistrict 9A from 1876 to 2024. Of those, 3 went Democratic and 35 went Republican.