State Legislative District 21 State House District (MD) — Elections 1876–2024

Maryland 21st State House District, Maryland: Democratic loyalist district. In 2024, voted D+50%. Democratic peak: D+69 in 1912.

Key facts

2024 presidential margin: D+50MIT Election Lab
Political archetype: Democratic loyalistAkashic typology
Population: 113,4812024 5-year
Median household income: $110,0352024 5-year
White (non-Hispanic): 30.6%2024 5-year
Black: 44.2%2024 5-year
Hispanic / Latino: 18.2%2024 5-year
Peak Democratic margin: D+69 in 1912MIT Election Lab
Peak Republican margin: R+27 in 1972MIT Election Lab

2024 results by constituent county

2 counties · 2 D · 0 R

R+60

D+60

One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.

38 presidential elections

Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year	Won	Margin	Democratic	Republican	Total
2024	D	+49.6%	37,103	11,975	50,669
2020	D	+54.6%	40,543	11,465	53,266
2016	D	+51.0%	34,865	10,773	47,274
2012	D	+50.4%	35,040	11,295	47,097
2008	D	+47.9%	33,748	11,723	46,017
2004	D	+33.6%	26,813	13,234	40,441
2000	D	+34.0%	22,506	10,850	34,259
1996	D	+29.0%	18,318	9,661	29,895
1992	D	+22.4%	17,478	10,299	32,098
1988	D	+2.5%	13,932	13,249	27,448
1984	R	−0.1%	13,570	13,606	27,313
1980	D	+1.0%	10,949	10,705	23,663
1976	D	+8.3%	12,178	10,314	22,493
1972	R	−26.8%	7,845	13,689	21,809
1968	R	−4.7%	7,159	8,048	18,768
1964	D	+24.4%	8,793	5,339	14,132
1960	D	+8.4%	6,481	5,479	11,961
1956	R	−10.6%	4,063	5,029	9,092
1952	R	−16.3%	3,213	4,470	7,734
1948	R	−3.9%	1,721	1,862	3,656
1944	R	−0.6%	1,760	1,781	3,541
1940	D	+22.8%	2,149	1,347	3,513
1936	D	+23.3%	1,920	1,190	3,127
1932	D	+25.8%	1,541	900	2,489
1928	R	−21.1%	930	1,430	2,375
1924	R	−3.5%	642	695	1,509
1920	R	−12.9%	711	924	1,656
1916	D	+12.9%	544	416	994
1912	D	+68.5%	846	261	854
1908	—	No data	795	436	11
1904	—	No data	981	409	11
1900	—	No data	435	536	1
1896	R	−12.5%	403	520	939
1892	D	+7.1%	432	374	817
1888	—	No data	—	—	—
1884	—	No data	—	—	—
1880	—	No data	—	—	—
1876	—	No data	—	—	—

Demographics

Race, ethnicity, and ancestry

Click any group to see the ancestries typically reported within it.

German

6.9%

Irish

6.2%

English

5.6%

American

3.4%

Italian

2.9%

Polish

1.5%

Scottish

0.7%

Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.

Age distribution by sex

Median age: 38.7 in this county, 39.1 nationally

Male

Age

Female

0.5%

85+

1.1%

1.8%

75–84

2.5%

4.2%

65–74

5.2%

6.3%

55–64

7.0%

6.2%

45–54

6.6%

6.9%

35–44

6.9%

25–34

6.9%

4.6%

18–24

4.3%

8.3%

5–17

8.0%

3.1%

3.0%

Source · American Community Survey 5-year estimates, 2024 release.

Median household income

2024 inflation-adjusted dollars

$110,035

State Legislative District 21 ranks near the middle of US counties.

State Legislative District 21$110,035

Maryland$103,678

United States$80,734

Source · American Community Survey 5-year estimates, 2024 release.

Poverty rate

All persons below federal poverty line

8.9%

Child poverty is below the national average.

Children under 1811.5%

Working age (18–64)8.2%

Seniors (65+)9.5%

Source · American Community Survey 5-year estimates, 2024 release.

Language at home

Population aged 5 and older

75.3%

speak English only

Spanish15.0%

Other languages3.7%

Other Indo-European3.5%

Asian & Pacific Islander2.4%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

12.2%

Other Christian

10.1%

Baptist

6.5%

Methodist

5.8%

Non-Christian

5.5%

Pentecostal & Holiness

2.4%

Mainline Protestant

2.0%

Source · 2020 US Religion Census. Remaining 55.6% of residents not counted as adherents by any reporting body.

Maryland 21st State House District sits in the Mid-Atlantic. Its political identity has been Democratic for as long as anyone now living can remember. 1 consecutive presidential elections in modern records have gone for the Democratic candidate, often by margins that would be considered landslide territory anywhere else.

The Democratic margin in Maryland 21st State House District reached its widest at sixty-nine points in 1912. The margin in 2024 was fifty points — still decisive.

Its loyalty is rooted in its place. Median household income of $110,035, a 31% non-Hispanic-white share, and a population of 113,481 together describe a district whose political habits are deeply settled.

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Cite this page

All citations released under CC BY 4.0. Attribution: Akashic Intelligence.

State Legislative District 21, Maryland. Akashic. https://akashic.app/sld-lower/24021/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did State Legislative District 21, Maryland vote in 2024?

In 2024, State Legislative District 21, Maryland voted Democratic by 49.6 points (D+50), carried by the Democratic candidate. Out of 50,669 votes cast, 37,103 went Democratic and 11,975 went Republican.

What is State Legislative District 21, Maryland's political archetype?

Akashic classifies State Legislative District 21, Maryland as a "Democratic loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 20 times, Republican 11 times, and other 0 times.

When did State Legislative District 21, Maryland last vote Republican?

The most recent presidential election in which State Legislative District 21, Maryland voted Republican was 1984.

How many people live in State Legislative District 21, Maryland?

State Legislative District 21, Maryland has a population of 113,481 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in State Legislative District 21, Maryland?

Median household income in State Legislative District 21, Maryland is $110,035 — above the national median of $80,734. The Maryland state median is $103,678.

What is the political history of State Legislative District 21, Maryland?

Akashic tracks 38 presidential elections in State Legislative District 21, Maryland from 1876 to 2024. Of those, 20 went Democratic and 11 went Republican. The district's archetype — "Democratic loyalist" — captures the overall trajectory of that voting record.

Maryland 21st State House District has voted Democratic in ten straight presidential cycles.

Key facts

Demographics

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Frequently asked questions