How did MD-HD-09A, Maryland vote in the 2024 presidential election?

MD-HD-09A, Maryland voted Democratic in 2024 with a margin of D+18.9. Kamala D Harris received 28,482 votes and Donald Trump received 19,141 out of 49,361 total votes cast, a 14.8-point shift toward Republicans from 2020.

What is MD-HD-09A, Maryland's political history?

MD-HD-09A, Maryland has 5 presidential elections on record, spanning 2008 to 2024. Democrats have won 3 and Republicans 2 of those contests. The largest single-election swing was 27.2 points in 2020.

What are the demographics of MD-HD-09A, Maryland?

MD-HD-09A, Maryland has a population of 85,549 according to the 2020 Census. The racial composition is 57.2% non-Hispanic white, 6.4% Hispanic, 7.8% Black.

Which places are most similar to MD-HD-09A, Maryland?

Based on demographic and electoral similarity analysis, the three most similar state house districts to MD-HD-09A, Maryland are Maryland House of Delegates District 9B, New Jersey General Assembly District 16, Virginia House of Delegates District 10. Similarity is computed using a vector embedding of demographic, economic, and electoral characteristics.

Maryland House of Delegates District 9A

Maryland · Latest: 2024↓ R+14.8 vs 2020

Safe Democratic — shifted 14.8pp toward Republicans in 2024 — 86K residents

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Similarity Explorer

Similar state house districts

Nearest neighbors matched on the same place-page feature set used across the dossier system.

8 visible matches

Maryland House of Delegates District 9BMD

Diverse urban democratic 3

D+40.8

Similarity score97%

New Jersey General Assembly District 16NJ

Urban Competitive

D+13.8

Similarity score96%

Virginia House of Delegates District 10VA

Urban Competitive

D+23.6

Similarity score95%

Washington State House District 44WA

Urban Competitive

D+20.7

Similarity score95%

Massachusetts State House District 160MA

Urban Competitive

D+37.1

Similarity score95%

Massachusetts State House District 152MA

Urban Competitive

D+22.8

Similarity score95%

Minnesota State House District 49BMN

Urban Competitive

D+26.4

Similarity score94%

Minnesota State House District 34BMN

Urban Competitive

D+26.3

Similarity score93%

Historian Query

Ask the Historian

Explore MD-HD-09A's political evolution with the Historian

“How has Maryland House of Delegates District 9A voted in presidential elections?”

Race & Ancestry

Who Lives Here

A race-first Census view with ancestry expansion where source coverage is strong enough to support detail.

MD-HD-09ACensus ACS 2024

Census race profile

Major Census race and ethnicity groups shown as a share of total population.

Expand rows for ancestry detail

White (Non-Hispanic) 57.2%Asian 23.7%Black 7.8%Hispanic 6.4%Multiracial 4.6%

Group	MD-HD-09A	State	National
White (Non-Hispanic)	57.2%	46.6%	57.4%
Asian	23.7%	6.6%	6.0%
Black / African American	7.8%	29.4%	12.2%
Hispanic / Latino	6.4%	12.5%	19.3%
Multiracial / Other	4.6%	4.5%	4.0%
Native American / Alaska Native	0.2%	0.4%	0.9%

Method notes

Census treats race and Hispanic/Latino origin as separate questions. Race categories other than Hispanic reflect total populations (small Hispanic overlap in Black, Asian, AIAN, NHPI). “Multiracial / Other” is derived as a non-overlapping remainder.

Detailed ancestry data unavailable for this geography.

Who lives in Maryland House of Delegates District 9A? 85,549 residents as of the 2020 Census.

Demographic Comparison

Demographics

Read this geography's profile in three layers: local, state (where available), and national baseline.

MD-HD-09A vs Maryland vs National86K residents

Population & electorate

Scale, voting-age share, and this geography's footprint inside the national electorate.

Total population

Local vs state vs U.S.

86K

local

86KState 6.2MNational 334.9M

Share of U.S. population

Local vs state vs U.S.

0.03%

local

0.03%National 100%

Voting-age population

Local vs state vs U.S.

74.6%

local

74.6%State 75.8%National 75.7%

Economic profile

Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.

Median household income

Local vs state vs U.S.

N/A

local

N/AState $106,179National $83,960

Poverty rate

Local vs state vs U.S.

N/A

local

N/AState 9.5%National 12.5%

College degree

Local vs state vs U.S.

N/A

local

N/AState 43.5%National 35.6%

Homeownership

Local vs state vs U.S.

N/A

local

N/AState 67.6%National 65.2%

Community profile

Age structure, language use, and nativity signals that explain how this geography differs from state and nation.

Median age

Local vs state vs U.S.

N/A

local

N/AState 39.5 yrsNational 39.1 yrs

Age 18–29

Local vs state vs U.S.

N/A

local

N/AState 14.8%National 15.7%

Age 65+

Local vs state vs U.S.

N/A

local

N/AState 16.7%National 17.0%

Foreign born

Local vs state vs U.S.

N/A

local

N/AState 16.6%National 14.1%

Non-English at home

Local vs state vs U.S.

N/A

local

N/AState 21.1%National 22.2%

English only

Local vs state vs U.S.

N/A

local

N/AState 78.9%National 77.8%

Voter Turnout

Turnout in MD-HD-09A

Estimated using 2020 Census voting-age population.

2024 Turnout

77.4%

vs Previous

-73.4pp

Voting-Age Pop

63,791

History

2008–2024

Competitiveness

How competitive is MD-HD-09A?

Safe DAvg margin: D+19.7 (last 3 elections)

2008

R+5.9

2012

R+6.2

2016

D+6.5

2020

D+33.7

2024

D+18.9

Elasticity

39.9pp

margin range

Party Flips

last 30 years

5-Elec Avg

D+9.4

Other Maryland State House Districts

70 total

Name	Margin ↓
MD-HD-25	D+85.1
MD-HD-43A	D+84.8
MD-HD-24	D+80.6
MD-HD-40	D+80.1
MD-HD-26	D+79.7
MD-HD-45	D+76.8
MD-HD-47A	D+74.2
MD-HD-23	D+71.5
MD-HD-20	D+71.0
MD-HD-22	D+70.5
MD-HD-41	D+65.7
MD-HD-16	D+63.7
MD-HD-47B	D+62.9
MD-HD-46	D+62.3
MD-HD-18	D+62.1
MD-HD-27A	D+60.1
MD-HD-11A	D+60.0
MD-HD-43B	D+56.8
MD-HD-10	D+55.5
MD-HD-21	D+55.3
MD-HD-44B	D+55.1
MD-HD-17	D+54.4
MD-HD-12A	D+49.9
MD-HD-13	D+49.9
MD-HD-19	D+48.2

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