Assembly District 21 State House District (NY) — Elections 1876–2024

New York 21st State House District, New York: Bellwether district. In 2024, voted R+4%. Republican peak: R+57 in 1920.

Key facts

2024 presidential margin: R+4MIT Election Lab
Political archetype: BellwetherAkashic typology
Population: 74,2992024 5-year
Median household income: $146,2022024 5-year
White (non-Hispanic): 56.8%2024 5-year
Black: 11.2%2024 5-year
Hispanic / Latino: 18.7%2024 5-year
Peak Democratic margin: D+21 in 1964MIT Election Lab
Peak Republican margin: R+57 in 1920MIT Election Lab

2024 results by constituent county

1 counties · 0 D · 1 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	R	−4.2%	18,095	19,683	38,265
2020	D	+9.5%	21,200	17,469	39,084
2016	D	+6.2%	17,760	15,614	34,601
2012	D	+7.6%	16,185	13,865	30,378
2008	D	+8.4%	18,296	15,440	33,985
2004	D	+5.6%	17,274	15,418	33,062
2000	D	+19.5%	18,298	12,141	31,570
1996	D	+19.6%	16,232	10,524	29,122
1992	D	+5.9%	15,110	13,200	32,580
1988	R	−14.7%	13,374	18,042	31,676
1984	R	−23.9%	12,870	20,960	33,902
1980	R	−21.1%	11,100	17,835	31,868
1976	R	−4.1%	16,194	17,600	33,993
1972	R	−26.8%	13,518	23,458	37,055
1968	R	−8.0%	14,896	17,633	34,391
1964	D	+21.1%	20,456	13,308	33,798
1960	R	−10.4%	14,078	17,337	31,456
1956	R	−38.2%	8,910	19,909	28,820
1952	R	−40.1%	6,965	16,356	23,424
1948	R	−42.9%	3,769	9,853	14,182
1944	R	−34.0%	4,198	8,540	12,768
1940	R	−32.4%	3,912	7,682	11,618
1936	R	−12.0%	3,969	5,078	9,238
1932	R	−11.7%	3,302	4,200	7,705
1928	R	−27.3%	2,143	3,797	6,049
1924	R	−48.4%	766	2,450	3,477
1920	R	−56.5%	460	1,770	2,317
1916	R	−24.3%	451	744	1,206
1912	D	+13.3%	378	246	992
1908	R	−31.6%	261	523	830
1904	R	−21.6%	282	440	732
1900	R	−23.3%	231	374	613
1896	—	No data	—	—	—
1892	—	No data	—	—	—
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.

Italian

16.4%

Irish

11.6%

German

6.9%

American

3.7%

Polish

3.5%

English

2.3%

French

0.6%

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: 42.0 in this county, 39.1 nationally

Male

Age

Female

0.9%

85+

1.7%

2.4%

75–84

3.0%

5.1%

65–74

5.6%

7.0%

55–64

7.3%

6.5%

45–54

6.6%

6.2%

35–44

6.3%

5.9%

25–34

5.8%

4.2%

18–24

4.1%

8.4%

5–17

7.9%

2.7%

2.6%

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

Median household income

2024 inflation-adjusted dollars

$146,202

Assembly District 21 ranks near the middle of US counties.

Assembly District 21$146,202

New York$85,974

United States$80,734

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

Poverty rate

All persons below federal poverty line

5.4%

Child poverty is below the national average.

Children under 185.7%

Working age (18–64)5.0%

Seniors (65+)8.1%

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

Language at home

Population aged 5 and older

69.3%

speak English only

Spanish13.7%

Other Indo-European9.9%

Asian & Pacific Islander5.6%

Other languages1.5%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

46.5%

Non-Christian

9.2%

Other Christian

3.4%

Mainline Protestant

2.4%

Methodist

1.1%

Baptist

0.9%

Pentecostal & Holiness

0.9%

Source · 2020 US Religion Census. Remaining 35.6% of residents not counted as adherents by any reporting body.

Assembly District 21 returned a 14.6-point Democratic presidential margin in 2024, reflecting the solidly blue lean typical of New York's urban and inner-suburban legislative districts at this population density.

The Democratic margin in New York 21st State House District has rarely exceeded twenty-one points in modern history; the Republican margin has rarely exceeded fifty-seven points. 2024 delivered the district to the Republican candidate by four points.

Its demographics resemble the country more than they resemble most districts. A 57% non-Hispanic-white share, a 5% poverty rate, and a median household income of $146,202 — all within the broad national range.

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Cite this page

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

Assembly District 21, New York. Akashic. https://akashic.app/sld-lower/36021/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did Assembly District 21, New York vote in 2024?

In 2024, Assembly District 21, New York voted Republican by 4.2 points (R+4), carried by the Republican candidate. Out of 38,265 votes cast, 18,095 went Democratic and 19,683 went Republican.

What is Assembly District 21, New York's political archetype?

Akashic classifies Assembly District 21, New York as a "Bellwether" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 10 times, Republican 22 times, and other 0 times.

When did Assembly District 21, New York last vote Democratic?

The most recent presidential election in which Assembly District 21, New York voted Democratic was 2020.

How many people live in Assembly District 21, New York?

Assembly District 21, New York has a population of 74,299 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in Assembly District 21, New York?

Median household income in Assembly District 21, New York is $146,202 — above the national median of $80,734. The New York state median is $85,974.

What is the political history of Assembly District 21, New York?

Akashic tracks 38 presidential elections in Assembly District 21, New York from 1876 to 2024. Of those, 10 went Democratic and 22 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.

New York 21st State House District votes the way the country votes.

Key facts

Demographics

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Frequently asked questions