How did MD-SD-18, Maryland vote in the 2024 presidential election?

MD-SD-18, Maryland voted Democratic in 2024 with a margin of D+62.1. Kamala D Harris received 48,347 votes and Donald Trump received 10,689 out of 60,618 total votes cast, a 2.4-point shift toward Republicans from 2020.

What is MD-SD-18, Maryland's political history?

MD-SD-18, Maryland has 5 presidential elections on record, spanning 2008 to 2024. It has voted Democratic in every presidential election since 2008. The largest single-election swing was 9.7 points in 2016.

What are the demographics of MD-SD-18, Maryland?

MD-SD-18, Maryland has a population of 127,698 according to the 2020 Census. The racial composition is 43.1% non-Hispanic white, 27.6% Hispanic, 14.2% Black.

Which places are most similar to MD-SD-18, Maryland?

Based on demographic and electoral similarity analysis, the three most similar state senate districts to MD-SD-18, Maryland are Maryland State Senate District 20, Illinois State Senate District 20, Maryland State Senate District 19. Similarity is computed using a vector embedding of demographic, economic, and electoral characteristics.

Maryland State Senate District 18

Maryland · Latest: 2024↓ R+2.4 vs 2020

Safe Democratic — 128K residents

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Similarity Explorer

Similar state senate districts

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

8 visible matches

Maryland State Senate District 20MD

Diverse urban democratic

D+71.0

Similarity score97%

Illinois State Senate District 20IL

Diverse urban democratic

D+62.7

Similarity score97%

Maryland State Senate District 19MD

Diverse urban democratic

D+48.2

Similarity score96%

Minnesota State Senate District 62MN

Urban Democratic

D+75.9

Similarity score95%

Colorado State Senate District 33CO

Diverse urban democratic

D+61.5

Similarity score95%

New York State Senate District 30NY

Diverse urban democratic

D+75.1

Similarity score95%

Minnesota State Senate District 65MN

Urban Democratic

D+54.4

Similarity score95%

Washington State Senate District 34WA

Urban Democratic

D+69.6

Similarity score95%

Historian Query

Ask the Historian

Explore MD-SD-18's political evolution with the Historian

“How has Maryland State Senate District 18 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-SD-18Census 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) 43.1%Hispanic 27.6%Black 14.2%Asian 10.2%Multiracial 4.0%Native American 0.9%

Group	MD-SD-18	State	National
White (Non-Hispanic)	43.1%	46.6%	57.4%
Hispanic / Latino	27.6%	12.5%	19.3%
Black / African American	14.2%	29.4%	12.2%
Asian	10.2%	6.6%	6.0%
Multiracial / Other	4.0%	4.5%	4.0%
Native American / Alaska Native	0.9%	0.4%	0.9%
Native Hawaiian / Pacific Islander	0.1%	<0.1%	0.2%

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 State Senate District 18? 127,698 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-SD-18 vs Maryland vs National128K residents

Population & electorate

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

Total population

Local vs state vs U.S.

128K

local

128KState 6.2MNational 334.9M

Share of U.S. population

Local vs state vs U.S.

0.04%

local

0.04%National 100%

Voting-age population

Local vs state vs U.S.

76.7%

local

76.7%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-SD-18

Estimated using 2020 Census voting-age population.

2024 Turnout

61.9%

vs Previous

-66.5pp

Voting-Age Pop

97,935

History

2008–2024

Competitiveness

How competitive is MD-SD-18?

Safe DAvg margin: D+64.1 (last 3 elections)

2008

D+53.8

2012

D+56.0

2016

D+65.8

2020

D+64.5

2024

D+62.1

Elasticity

11.9pp

margin range

Party Flips

last 30 years

5-Elec Avg

D+60.5

Other Maryland State Senate Districts

46 total

Name	Margin ↓
MD-SD-25	D+85.1
MD-SD-24	D+80.6
MD-SD-40	D+80.1
MD-SD-26	D+79.7
MD-SD-45	D+76.8
MD-SD-43	D+75.5
MD-SD-23	D+71.5
MD-SD-47	D+71.5
MD-SD-20	D+71.0
MD-SD-22	D+70.5
MD-SD-41	D+65.7
MD-SD-16	D+63.7
MD-SD-46	D+62.3
MD-SD-10	D+55.5
MD-SD-21	D+55.3
MD-SD-17	D+54.4
MD-SD-13	D+49.9
MD-SD-19	D+48.2
MD-SD-39	D+46.0
MD-SD-44	D+45.6
MD-SD-15	D+44.4
MD-SD-14	D+43.0
MD-SD-12	D+39.9
MD-SD-28	D+39.3
MD-SD-11	D+36.6

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