Congressional District 21 Congressional District (NY) — Elections 1876–2024

New York 21st Congressional District, New York: Republican loyalist district. In 2024, voted R+15%. Republican peak: R+48 in 1956.

Key facts

2024 presidential margin: R+15MIT Election Lab
Political archetype: Republican loyalistAkashic typology
Population: 847,0012024 5-year
Median household income: $72,2962024 5-year
White (non-Hispanic): 87.5%2024 5-year
Black: 3.2%2024 5-year
Hispanic / Latino: 4.6%2024 5-year
Peak Democratic margin: D+37 in 1964MIT Election Lab
Peak Republican margin: R+48 in 1956MIT Election Lab

2024 results by constituent county

26 counties · 7 D · 19 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	−14.6%	168,021	226,148	397,005
2020	R	−9.7%	175,151	213,556	396,687
2016	R	−13.2%	140,534	187,222	353,191
2012	D	+6.5%	174,796	153,117	334,627
2008	D	+5.1%	189,276	170,726	366,403
2004	R	−4.4%	172,275	188,375	368,828
2000	R	−0.8%	164,018	166,759	349,160
1996	D	+12.9%	163,771	120,311	336,857
1992	R	−1.0%	141,399	145,188	370,641
1988	R	−10.9%	149,648	186,706	339,204
1984	R	−31.3%	119,622	228,948	349,778
1980	R	−10.4%	133,557	168,348	335,080
1976	R	−16.8%	139,060	195,518	336,412
1972	R	−35.1%	111,978	233,487	346,301
1968	R	−15.2%	128,366	177,242	321,124
1964	D	+36.9%	234,681	108,077	343,034
1960	R	−12.9%	160,342	207,829	368,445
1956	R	−48.4%	92,461	265,853	358,315
1952	R	−37.3%	114,420	250,723	365,799
1948	R	−20.1%	123,287	187,578	319,549
1944	R	−16.4%	134,302	186,984	321,945
1940	R	−18.7%	143,320	209,587	353,575
1936	R	−18.4%	137,201	200,238	343,085
1932	R	−14.8%	133,077	179,857	316,296
1928	R	−21.4%	126,244	195,828	325,675
1924	R	−35.8%	72,707	163,103	252,278
1920	R	−37.8%	72,999	166,849	248,384
1916	R	−15.5%	64,503	89,005	157,604
1912	R	−4.4%	54,540	61,150	151,122
1908	R	−22.1%	61,653	98,804	167,964
1904	R	−24.8%	61,021	103,379	170,709
1900	R	−24.6%	61,249	102,651	168,612
1896	R	−27.0%	57,704	101,927	163,875
1892	R	−10.8%	67,128	84,446	160,210
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.

Irish

17.8%

German

13.4%

English

12.6%

Italian

10.3%

French

7.2%

American

5.8%

Polish

3.4%

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: 42.3 in this county, 39.1 nationally

Male

Age

Female

0.8%

85+

1.5%

2.7%

75–84

3.2%

6.0%

65–74

6.2%

7.2%

55–64

7.3%

6.1%

45–54

5.8%

6.2%

35–44

5.8%

6.4%

25–34

5.7%

5.2%

18–24

4.6%

7.5%

5–17

7.0%

2.4%

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

Median household income

2024 inflation-adjusted dollars

$72,296

Congressional District 21 ranks near the middle of US counties.

Congressional District 21$72,296

New York$103,960

United States$80,734

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

Poverty rate

All persons below federal poverty line

13.2%

Children face moderate poverty.

Children under 1817.3%

Working age (18–64)12.4%

Seniors (65+)10.9%

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

Language at home

Population aged 5 and older

93.8%

speak English only

Other Indo-European2.8%

Spanish2.2%

Asian & Pacific Islander0.8%

Other languages0.4%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

21.9%

Other Christian

5.6%

Methodist

3.1%

Mainline Protestant

2.6%

Baptist

1.1%

Pentecostal & Holiness

0.8%

Non-Christian

0.5%

Source · 2020 US Religion Census. Remaining 64.5% of residents not counted as adherents by any reporting body.

New York 21st Congressional District sits in the Mid-Atlantic. Its political identity has been Republican for as long as anyone now living can remember. 2 consecutive presidential elections in modern records have gone for the Republican candidate, often by margins that would be considered landslide territory anywhere else.

The Republican margin in New York 21st Congressional District reached its widest at forty-eight points in 1956. The margin in 2024 was fifteen points, in line with the district's deep historical pattern.

Its loyalty is rooted in its place. Median household income of $72,296, a 88% non-Hispanic-white share, and a population of 847,001 together describe a district whose political habits are deeply settled.

Cite this page

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

Congressional District 21, New York — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cd/3621/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

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

In 2024, Congressional District 21, New York voted Republican by 14.6 points (R+15), carried by the Republican candidate. Out of 397,005 votes cast, 168,021 went Democratic and 226,148 went Republican.

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

Akashic classifies Congressional District 21, New York as a "Republican loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 4 times, Republican 30 times, and other 0 times.

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

The most recent presidential election in which Congressional District 21, New York voted Democratic was 2012.

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

Congressional District 21, New York has a population of 847,001 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

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

Median household income in Congressional District 21, New York is $72,296 — below the national median of $80,734. The New York state median is $103,960.

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

Akashic tracks 38 presidential elections in Congressional District 21, New York from 1876 to 2024. Of those, 4 went Democratic and 30 went Republican. The district's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.

New York 21st Congressional District delivered R+15 in 2024 — Republican for the long memory.

Key facts

Demographics

Frequently asked questions