akashic
1876–2024
State Senate District 18·Florida

Florida 18th State Senate District votes the way the country votes.

One of Florida's most Republican-leaning upper-chamber districts

1876 — 2024·38 elections
FL
Latest
R+5
in 2024
Archetype
Bellwether
since the recent cycles
Population
510,684
2024 ACS

Florida 18th State Senate District, Florida: Bellwether district. In 2024, voted R+5%. Democratic peak: D+54 in 1912.

Key facts

2024 presidential margin
R+5MIT Election Lab
Political archetype
BellwetherAkashic typology
Population
510,6842024 5-year
Median household income
$72,6462024 5-year
White (non-Hispanic)
73.6%2024 5-year
Black
9.6%2024 5-year
Hispanic / Latino
11.2%2024 5-year
Peak Democratic margin
D+54 in 1912MIT Election Lab
Peak Republican margin
R+50 in 1928MIT 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).
YearWonMarginDemocraticRepublicanTotal
R
−5.2%
128,474142,818274,021
D
+0.2%
147,060146,402296,672
R
−1.1%
123,871126,786260,994
D
+5.6%
126,735113,035242,601
D
+8.3%
131,609111,344245,558
R
−0.0%
119,503119,623241,358
D
+4.0%
106,35697,978211,235
D
+8.7%
97,92480,648199,440
D
+0.3%
85,08684,341224,128
R
−16.0%
80,789111,865193,661
R
−30.3%
68,149127,534195,717
R
−13.7%
73,37398,443182,866
R
−2.7%
75,20279,508156,664
R
−39.8%
40,91895,164136,282
R
−19.4%
36,15457,899111,975
D
+10.0%
52,14642,62394,769
R
−27.4%
30,77153,94784,718
R
−45.1%
14,90139,38954,291
R
−42.7%
11,85429,51941,373
R
−20.6%
8,33413,19823,600
D
+15.4%
10,3757,60117,976
D
+17.4%
10,0407,06417,103
D
+19.2%
6,3994,33710,736
D
+15.8%
5,1253,7238,849
R
−50.2%
1,8235,5897,501
R
−3.9%
1,3961,5223,203
D
+5.5%
1,5101,3403,084
D
+39.1%
7972941,287
D
+54.0%
45246752
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Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
13.6%
Irish
12.2%
English
11.9%
American
8.7%
Italian
8.2%
Polish
3.5%
French
2.7%
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: 49.0 in this county, 39.1 nationally
Male
Age
Female
1.3%
85+
2.1%
3.9%
75–84
4.7%
6.6%
65–74
7.6%
7.6%
55–64
8.3%
5.9%
45–54
6.2%
5.7%
35–44
5.8%
6.1%
25–34
6.1%
3.2%
18–24
3.1%
5.9%
5–17
5.7%
2.0%
<5
1.9%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$72,646
State Senate District 18 ranks near the middle of US counties.
State Senate District 18$72,646
Florida$74,568
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
11.5%
Child poverty is below the national average.
Children under 1814.6%
Working age (18–64)10.6%
Seniors (65+)13.0%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
84.1%
speak English only
Spanish7.4%
Other Indo-European5.3%
Asian & Pacific Islander2.5%
Other languages0.7%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Catholic & Orthodox
25.9%
Other Christian
9.8%
Baptist
4.5%
Methodist
3.4%
Non-Christian
2.1%
Mainline Protestant
2.0%
Pentecostal & Holiness
1.6%
Source · 2020 US Religion Census. Remaining 50.7% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin of R+33.9, this district ranks among the most one-sided state senate seats in Florida, suggesting a voter base with limited competitive pressure in statewide or legislative contests.

The Democratic margin in Florida 18th State Senate District has rarely exceeded fifty-four points in modern history; the Republican margin has rarely exceeded fifty points. 2024 delivered the district to the Republican candidate by five points.

Its demographics resemble the country more than they resemble most districts. A 74% non-Hispanic-white share, a 12% poverty rate, and a median household income of $72,646 — all within the broad national range.

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 →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
State Senate District 18, Florida. Akashic. https://akashic.app/sld-upper/12018/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did State Senate District 18, Florida vote in 2024?
In 2024, State Senate District 18, Florida voted Republican by 5.2 points (R+5), carried by the Republican candidate. Out of 274,021 votes cast, 128,474 went Democratic and 142,818 went Republican.
What is State Senate District 18, Florida's political archetype?
Akashic classifies State Senate District 18, Florida as a "Bellwether" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 14 times, Republican 15 times, and other 0 times.
When did State Senate District 18, Florida last vote Democratic?
The most recent presidential election in which State Senate District 18, Florida voted Democratic was 2020.
How many people live in State Senate District 18, Florida?
State Senate District 18, Florida has a population of 510,684 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State Senate District 18, Florida?
Median household income in State Senate District 18, Florida is $72,646 — below the national median of $80,734. The Florida state median is $74,568.
What is the political history of State Senate District 18, Florida?
Akashic tracks 38 presidential elections in State Senate District 18, Florida from 1876 to 2024. Of those, 14 went Democratic and 15 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.