Utah State House District 18

State Legislative District Profile (Lower Chamber)

Overview

District ID
ut-hd-018
State
Utah
Chamber
Lower chamber
District Code
018
Land Area
47.5 sq mi
Water Area
19.1 sq mi

Boundary

Boundary of Utah State House District 18

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Davis County47.51 sq mi100.0%14.6%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Farmington city9.00 sq mi19.0%90.5%
Centerville city5.91 sq mi12.4%99.7%
Kaysville city1.40 sq mi2.9%13.3%
Bountiful city0.09 sq mi0.2%0.6%

Showing all 4 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
UT District 238,89591.8%4.8%44.9%
UT District 13,4588.2%0.4%55.1%

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

Voters

Registered Voters
23,917
Active Voters
21,416 (89.5%)

Party Registration

PartyVotersShare
Democratic2,1629.0%
Republican14,07258.8%
Unaffiliated6,40526.8%
Other parties1,2785.3%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20267,837 (32.8%)0 (0.0%)0 (0.0%)
2023–202418,195 (76.1%)0 (0.0%)0 (0.0%)
2021–202213,837 (57.9%)0 (0.0%)0 (0.0%)
2019–202016,342 (68.3%)0 (0.0%)0 (0.0%)
2017–201812,240 (51.2%)0 (0.0%)0 (0.0%)
2015–201614,410 (60.3%)0 (0.0%)0 (0.0%)
2013–20148,907 (37.2%)0 (0.0%)0 (0.0%)
2011–201210,901 (45.6%)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 01/19/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
42,400 (± 1,274)
Median Age
34.8
Median Household Income
$125,000 (± $7,130)
High School Graduate or Higher (age 25+)
97.6%
Bachelor's Degree or Higher (age 25+)
51.2%

Population by Age

GroupPeopleShare
Under 1812,62829.8%
18 to 6423,98156.6%
65 and over5,79113.7%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)3,0237.1%
White, not Hispanic36,59886.3%
Black, not Hispanic4321.0%
Asian, not Hispanic6371.5%
American Indian / Alaska Native, not Hispanic270.1%
Native Hawaiian / Pacific Islander, not Hispanic2610.6%
Some other race, not Hispanic1170.3%
Two or more races, not Hispanic1,3053.1%

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
41,745
Citizen Voting Age Population (CVAP)
29,203

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic39,06293.6%
Hispanic2,6826.4%
White36,73288.0%
Black4831.2%
Asian5441.3%
American Indian / Alaska Native250.1%
Native Hawaiian / Pacific Islander2010.5%
Two or More Races2690.6%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic27,35493.7%
Hispanic1,8516.3%
White25,93788.8%
Black4141.4%
Asian6102.1%
American Indian / Alaska Native940.3%
Native Hawaiian / Pacific Islander1550.5%
Two or More Races1490.5%

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