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

Florida 21st Congressional District, Florida: Republican loyalist district. In 2024, voted R+11%. Democratic peak: D+60 in 1912.

Key facts

2024 presidential margin: R+11MIT Election Lab
Political archetype: Republican loyalistAkashic typology
Population: 798,1052024 5-year
Median household income: $77,9752024 5-year
White (non-Hispanic): 60.0%2024 5-year
Black: 17.1%2024 5-year
Hispanic / Latino: 21.5%2024 5-year
Peak Democratic margin: D+60 in 1912MIT Election Lab
Peak Republican margin: R+50 in 1972MIT Election Lab

2024 results by constituent county

5 counties · 1 D · 4 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	−11.1%	183,848	230,249	417,190
2020	R	−2.3%	198,885	208,112	409,738
2016	R	−2.3%	164,344	172,415	345,579
2012	D	+3.2%	158,761	148,817	309,776
2008	D	+9.3%	165,505	137,251	304,914
2004	D	+5.1%	141,063	127,152	270,318
2000	D	+9.4%	116,619	96,150	217,803
1996	D	+8.5%	98,447	81,453	199,917
1992	R	−1.0%	72,412	74,405	194,191
1988	R	−27.2%	54,827	96,192	151,923
1984	R	−35.8%	42,864	90,648	133,534
1980	R	−28.0%	34,953	64,442	105,404
1976	R	−2.8%	38,537	40,825	80,639
1972	R	−50.2%	14,870	45,069	60,213
1968	R	−20.6%	13,709	23,628	48,150
1964	R	−2.9%	19,241	20,406	39,647
1960	R	−15.2%	13,388	18,196	31,584
1956	R	−37.9%	6,690	14,851	21,541
1952	R	−30.1%	6,508	12,110	18,618
1948	R	−3.7%	4,208	4,612	10,884
1944	D	+28.6%	5,081	2,820	7,901
1940	D	+29.7%	5,321	2,882	8,203
1936	D	+46.5%	4,454	1,628	6,082
1932	D	+43.9%	3,816	1,488	5,304
1928	R	−21.3%	1,691	2,638	4,451
1924	D	+7.9%	999	834	2,090
1920	D	+14.4%	1,434	1,047	2,695
1916	D	+50.6%	833	190	1,272
1912	D	+60.2%	434	51	636
1908	D	+50.0%	280	63	434
1904	—	No data	—	—	—
1900	—	No data	—	—	—
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.

American

14.3%

Irish

9.4%

German

9.0%

Italian

8.2%

English

7.5%

Polish

2.8%

French

1.6%

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: 46.8 in this county, 39.1 nationally

Male

Age

Female

1.5%

85+

1.9%

4.3%

75–84

5.0%

6.3%

65–74

7.2%

6.8%

55–64

7.3%

5.8%

45–54

5.9%

5.8%

35–44

5.6%

25–34

5.5%

3.7%

18–24

3.3%

7.1%

5–17

6.8%

2.4%

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

Median household income

2024 inflation-adjusted dollars

$77,975

Congressional District 21 ranks near the middle of US counties.

Congressional District 21$77,975

Florida$74,568

United States$80,734

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

Poverty rate

All persons below federal poverty line

11.8%

Children face moderate poverty.

Children under 1817.1%

Working age (18–64)10.6%

Seniors (65+)10.3%

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

Language at home

Population aged 5 and older

74.0%

speak English only

Spanish16.4%

Other Indo-European7.8%

Asian & Pacific Islander1.2%

Other languages0.7%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

22.0%

Other Christian

9.5%

Baptist

3.2%

Mainline Protestant

1.7%

Non-Christian

1.5%

Methodist

1.5%

Pentecostal & Holiness

1.4%

Source · 2020 US Religion Census. Remaining 59.3% of residents not counted as adherents by any reporting body.

Florida 21st Congressional District sits in the Gulf South and peninsula. Its political identity has been Republican for as long as anyone now living can remember. 5 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 Florida 21st Congressional District reached its widest at fifty points in 1972. The margin in 2024 was eleven points, in line with the district's deep historical pattern.

Its loyalty is rooted in its place. Median household income of $77,975, a 60% non-Hispanic-white share, and a population of 798,105 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, Florida — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cd/1221/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did Congressional District 21, Florida vote in 2024?

In 2024, Congressional District 21, Florida voted Republican by 11.1 points (R+11), carried by the Republican candidate. Out of 417,190 votes cast, 183,848 went Democratic and 230,249 went Republican.

What is Congressional District 21, Florida's political archetype?

Akashic classifies Congressional District 21, Florida as a "Republican loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 14 times, Republican 16 times, and other 0 times.

When did Congressional District 21, Florida last vote Democratic?

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

How many people live in Congressional District 21, Florida?

Congressional District 21, Florida has a population of 798,105 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, Florida?

Median household income in Congressional District 21, Florida is $77,975 — below the national median of $80,734. The Florida state median is $74,568.

What is the political history of Congressional District 21, Florida?

Akashic tracks 38 presidential elections in Congressional District 21, Florida from 1876 to 2024. Of those, 14 went Democratic and 16 went Republican. The district's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.

Florida 21st Congressional District delivered R+11 in 2024 — Republican for the long memory.

Key facts

Demographics

Frequently asked questions