Florida 18th State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
2000–2024 · 7 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Barack Obama2008
51.0%
129,952 votes · D+3.4 · modeled estimate
Runner-up · Barack Obama, 2012 · 49.7%
Republican
Donald Trump2024
54.2%
152,954 votes · R+9.6 · modeled estimate
Runner-up · Donald Trump, 2020 · 51.9%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
144,895votes
47.0% of the vote · R+4.9 · modeled estimate
Runner-up · Barack Obama, 2008 · 129,952 votes
Republican
Donald Trump2020
159,866votes
51.9% of the vote · R+4.9 · modeled estimate
Runner-up · Donald Trump, 2024 · 152,954 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Al Gore2000
−1.3pts D vs U.S.
Place R+0.7 · U.S. D+0.5 · modeled estimate
Runner-up · John Kerry, 2004 · −2.3 pts
Republican
Donald Trump2020
+9.3pts R vs U.S.
Place R+4.9 · U.S. D+4.5 · modeled estimate
Runner-up · Donald Trump, 2024 · +8.1 pts
current representation
Current officeholders
RNick DiCeglieState Senate · 18
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 1 House
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
R
48.8%139,218
51.2%146,270
285,488
Florida 18th State Senate District sits in the Gulf South and peninsula. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 51.0 points in 1912 and a Republican high of 57.0 points in 1928. Between 2020 and 2024 the district moved 4.7 points toward the Republican candidate; the 2024 margin was 9.6 points.
A population of 542,722, a 74% non-Hispanic-white share, and a median household income of $71,177 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 21 and State Senate District 22.
Akashic
Political twins — state-senate districts
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
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 → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Florida 18th State Senate District. Akashic. https://akashic.app/sld-upper/12018/. Accessed May 20, 2026. License: CC BY 4.0.
How did Florida 18th State Senate District vote in 2024?
In 2024, Florida 18th State Senate District voted Republican by 9.6 points (R+9.6), carried by the Republican candidate. Out of 282,156 votes cast, 125,960 went Democratic and 152,954 went Republican.
When did Florida 18th State Senate District last vote Democratic?
The most recent presidential election in which Florida 18th State Senate District voted Democratic was 2012.
How many people live in Florida 18th State Senate District?
Florida 18th State Senate District has a population of 542,722 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Florida 18th State Senate District?
Median household income in Florida 18th State Senate District is $71,177 — below the national median of $80,734. The Florida state median is $74,568.
What is the political history of Florida 18th State Senate District?
Akashic tracks 38 presidential elections in Florida 18th State Senate District from 1876 to 2024. Of those, 10 went Democratic and 18 went Republican.