Akashic
1892–2024
Akashic
New York 21st Congressional District
presidential margin
2008D+1.62012D+2.52016R+18.62020R+15.62024R+20.7
full record · 2008 → 2024
R+20.7
2024
median income$70,983U.S. $80,734 · NY $85,974
median age42.4U.S. 39.1 · NY 39.9
poverty rate13.1%U.S. 12.5% · NY 14.0%
bachelor’s+ (25+)29.1%U.S. 35.6% · NY 40.0%
non-english7.2%U.S. 22.3% · NY 30.9%
race · ethnicity · ancestry
Irish17.7%
German13.9%
English12.8%
Puerto Rican1.5%
Mexican0.5%
Dominican0.3%
African American†2.3%
religion

Religious adherence is published only at the county level (U.S. Religion Census). See Franklin County.

American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.

New York 21st Congressional District

Akashic
2024 presidential electionNew York 21st Congressional DistrictTrumpR+20.7
New York 21st Congressional District premium atlas map: Trump R+20.7, 562 precincts, 8 city labels.
2024
562 precincts by 2024 margin · 8 cities, own margin · ◎ bluest & reddest city
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 2008 to 2024. Most recent: −20.7% in 2024.flipped R · 2016−20.7%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+1.6%
2012+2.5%
2016−18.6%
2020−15.6%
2024−20.7%
DemocraticRepublican
current representation
Current officeholders
RElise StefanikU.S. House · NY-21+0.31
DChuck SchumerU.S. Senate-0.35
DKirsten GillibrandU.S. Senate-0.45

Federal officeholders only. State and local officeholders are planned for the next data pass.

Source · Voteview HSall_members.csv.
Congressional elections · 25 House races · 17 Senate races

U.S. House

Each result reflects the U.S. House district as it was drawn for that election; redistricting has redrawn these lines over time, so they can differ from the current 120th-Congress district shown on the map above.

Source · MIT Election Lab (MEDSL), House. CC-BY 4.0.
YearDistrictWonDemocraticRepublicanTotal
202421R
33.7%121,289
54.2%195,464
360,328
202221R
38.9%112,645
52.0%150,595
289,566
202021R
38.2%122,422
52.9%169,684
320,788
201821R
39.7%93,394
49.5%116,433
235,267
201621R
27.9%75,965
56.0%152,597
272,606
201421R
30.4%53,140
45.6%79,615
174,527
201221D
46.7%117,856
41.3%104,368
252,451
201021D
56.6%124,889
31.8%70,211
220,641
200821D
57.9%159,849
30.9%85,267
275,850
200621D
65.3%139,997
21.8%46,752
214,356
200421D
61.0%167,247
29.2%80,121
274,154
200221D
59.8%128,584
24.9%53,525
214,854
200021D
66.9%157,773
25.6%60,333
235,672
199821D
62.6%123,638
25.8%50,931
197,570
199621D
57.1%136,964
26.1%62,630
239,756
199421D
54.5%131,916
28.4%68,745
242,005
199221D
56.3%149,319
31.6%83,845
265,278
199021R
22.2%34,128
52.0%79,928
153,706
198821R
23.5%47,294
66.6%134,173
201,607
198621R
21.2%28,339
67.0%89,334
133,397
198421R
21.7%44,274
69.1%141,091
204,327
198221R
24.8%38,664
66.0%103,006
156,124
198021D
90.8%29,731
5.7%1,883
32,758
197821D
84.9%20,769
6.8%1,655
24,449
197621D
88.8%37,184
5.8%2,428
41,883

U.S. Senate

Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
YearWonDemocraticRepublicanTotal
2024D
58.8%4,711,669
40.5%3,246,690
8,011,270
2022D
51.7%3,022,822
37.7%2,204,499
5,848,556
2018D
62.0%3,755,489
28.6%1,730,439
6,055,151
2016D
64.7%4,784,220
23.3%1,723,927
7,396,308
2012D
66.4%4,420,043
22.7%1,514,647
6,660,665
2010D
66.3%3,047,880
27.0%1,239,605
4,595,515
2006D
60.1%2,698,931
27.0%1,212,902
4,490,053
2004D
65.4%4,384,907
24.2%1,625,069
6,702,875
2000D
52.5%3,562,415
40.2%2,724,589
6,779,839
1998D
51.1%2,386,314
36.0%1,680,203
4,670,805
1994D
47.5%2,528,387
32.1%1,711,760
5,328,486
1992D
45.6%2,943,001
41.1%2,652,822
6,458,826
1988D
64.7%3,907,178
27.9%1,686,558
6,040,980
1986R
38.4%1,723,216
45.3%2,030,260
4,484,859
1982D
62.2%3,089,871
28.5%1,415,749
4,967,497
1980D
43.5%2,618,661
37.8%2,272,082
6,014,841
1976D
48.6%3,238,511
37.9%2,525,139
6,666,875

New York's 21st congressional district, as drawn for the 2026 elections, takes in St. Lawrence, Warren, and Clinton counties and parts of Saratoga and Oneida. About 777,100 people live within its 2026 boundaries, with a median age of 42.4. Measured on those boundaries, the district voted Democratic for president early in the decade and Republican in 2024. The margin was D+2.5 in 2012, R+18.6 in 2016, R+15.6 in 2020, and R+20.7 in 2024.

Across the recorded series it reached a Democratic high of 2.5 points in 2012 and a Republican high of 20.7 points in 2024. Between 2020 and 2024 the district moved 5.1 points toward the Republican candidate; the 2024 margin was 20.7 points.

A population of 777,097, a 89% non-Hispanic-white share, and a median household income of $70,983 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 24 and Congressional District 5.

Political twins — districts

The congressional districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

Congressional District 24
New York
90.5twin score
2020–2024 trajectory12-yr trend% White≠ French ancestry
Congressional District 5
Michigan
83.2twin score
12-yr trendelasticity% unaffiliated≠ French ancestry
Congressional District 1
Michigan
82.8twin score
elasticity2016–2024 trajectory% unaffiliated≠ median age

Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.

Compare two places, side by side

Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →

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All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
New York 21st Congressional District. Akashic. https://akashic.app/cd/3621/. Accessed May 20, 2026. License: CC BY 4.0.
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Places within New York 21st Congressional District

counties it covers15
Clinton CountyEssex CountyFranklin CountyFulton CountyHamilton CountyHerkimer CountyJefferson CountyLewis CountyMontgomery CountyOneida CountySaratoga CountySchoharie CountySt. Lawrence CountyWarren CountyWashington County

Frequently asked questions

How did New York 21st Congressional District vote in 2024?
In 2024, New York 21st Congressional District voted Republican by 20.7 points (R+20.7), carried by the Republican candidate. Out of 357,087 votes cast, 140,758 went Democratic and 214,512 went Republican.
When did New York 21st Congressional District last vote Democratic?
The most recent presidential election in which New York 21st Congressional District voted Democratic was 2012.
How many people live in New York 21st Congressional District?
New York 21st Congressional District has a population of 777,097 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in New York 21st Congressional District?
Median household income in New York 21st Congressional District is $70,983 — below the national median of $80,734. The New York state median is $85,974.
What is the political history of New York 21st Congressional District?
Akashic tracks 5 presidential elections in New York 21st Congressional District from 2008 to 2024. Of those, 2 went Democratic and 3 went Republican.