Florida State Senate District 18

State Legislative District Profile (Upper Chamber)

Overview

District ID
fl-sd-018
State
Florida
Chamber
Upper chamber (state senate)
District Code
018
Land Area
139.9 sq mi
Water Area
313.9 sq mi

Boundary

Boundary of Florida State Senate District 18

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Pinellas County139.85 sq mi100.0%51.1%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
St. Petersburg city38.58 sq mi27.6%62.4%
Largo city18.54 sq mi13.3%98.8%
Pinellas Park city16.11 sq mi11.5%99.4%
Clearwater city6.14 sq mi4.4%23.5%
Seminole city5.18 sq mi3.7%99.8%
Lealman CDP4.02 sq mi2.9%99.9%
West Lealman CDP3.15 sq mi2.2%100.0%
Feather Sound CDP2.83 sq mi2.0%99.7%
Gulfport city2.77 sq mi2.0%100.0%
Bardmoor CDP2.19 sq mi1.6%100.0%
St. Pete Beach city2.13 sq mi1.5%100.0%
Treasure Island city1.55 sq mi1.1%100.0%
Bay Pines CDP1.30 sq mi0.9%100.0%
Tierra Verde CDP1.24 sq mi0.9%100.0%
Madeira Beach city0.98 sq mi0.7%100.0%
Ridgecrest CDP0.89 sq mi0.6%100.0%
South Highpoint CDP0.86 sq mi0.6%100.0%
Indian Rocks Beach city0.84 sq mi0.6%100.0%
Kenneth City town0.71 sq mi0.5%100.0%
Harbor Bluffs CDP0.69 sq mi0.5%99.9%
South Pasadena city0.61 sq mi0.4%100.0%
Belleair Beach city0.48 sq mi0.3%99.9%
Belleair Bluffs city0.46 sq mi0.3%100.0%
Bear Creek CDP0.39 sq mi0.3%100.0%
Redington Beach town0.36 sq mi0.3%100.0%

Showing top 25 of 30 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
FL District 13439,63481.0%57.2%80.0%
FL District 14103,08819.0%13.4%20.0%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
400,806
Active Voters
327,510 (81.7%)

Party Registration

PartyVotersShare
Democratic120,73330.1%
Republican152,94938.2%
Unaffiliated113,95228.4%
Other parties13,1723.3%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20263,198 (0.8%)0 (0.0%)0 (0.0%)
2023–2024275,241 (68.7%)0 (0.0%)0 (0.0%)
2021–2022212,544 (53.0%)0 (0.0%)0 (0.0%)
2019–2020263,818 (65.8%)0 (0.0%)0 (0.0%)
2017–2018191,827 (47.9%)0 (0.0%)0 (0.0%)
2015–2016203,333 (50.7%)0 (0.0%)0 (0.0%)
2013–2014137,748 (34.4%)0 (0.0%)0 (0.0%)
2011–2012161,749 (40.4%)0 (0.0%)0 (0.0%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 12/10/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
546,807 (± 4,397)
Median Age
48.9
Median Household Income
$71,177 (± $1,222)
High School Graduate or Higher (age 25+)
91.9%
Bachelor's Degree or Higher (age 25+)
34.9%

Population by Age

GroupPeopleShare
Under 1882,38615.1%
18 to 64321,36958.8%
65 and over143,05226.2%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)64,81011.9%
White, not Hispanic396,24172.5%
Black, not Hispanic33,8376.2%
Asian, not Hispanic25,9514.7%
American Indian / Alaska Native, not Hispanic6520.1%
Native Hawaiian / Pacific Islander, not Hispanic4300.1%
Some other race, not Hispanic2,8160.5%
Two or more races, not Hispanic22,0704.0%

Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.

Citizen Voting Age Population

Total Citizen Population
523,034
Citizen Voting Age Population (CVAP)
442,244

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic467,25289.3%
Hispanic55,78310.7%
White394,09575.3%
Black33,5796.4%
Asian22,3234.3%
American Indian / Alaska Native6380.1%
Native Hawaiian / Pacific Islander4160.1%
Two or More Races1,4020.3%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic401,17890.7%
Hispanic41,0589.3%
White347,42978.6%
Black29,2276.6%
Asian20,3104.6%
American Indian / Alaska Native3,6840.8%
Native Hawaiian / Pacific Islander3060.1%
Two or More Races8300.2%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).