Hawaii State Senate District 19

State Legislative District Profile (Upper Chamber)

Overview

District ID
hi-sd-019
State
Hawaii
Chamber
Upper chamber (state senate)
District Code
019
Land Area
7.38 sq mi
Water Area
0.71 sq mi

Boundary

Boundary of Hawaii State Senate District 19

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Honolulu County7.38 sq mi100.0%1.2%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
East Kapolei CDP2.90 sq mi39.2%79.4%
Waipahu CDP2.34 sq mi31.7%87.4%
Pearl City CDP1.64 sq mi22.2%18.0%
West Loch Estate CDP0.28 sq mi3.9%43.2%
Waipio CDP0.00 sq mi<0.1%0.2%

Showing all 5 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
HI District 156,059100.0%7.7%100.0%

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

Voters

Registered Voters
25,660
Active Voters
24,462 (95.3%)

Party Registration

This state's voter file does not record party registration.

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202414,150 (55.1%)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 07/18/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
55,258 (± 2,600)
Median Age
39.0
Median Household Income
$105,171 (± $9,381)
High School Graduate or Higher (age 25+)
88.8%
Bachelor's Degree or Higher (age 25+)
24.9%

Population by Age

GroupPeopleShare
Under 1811,51720.8%
18 to 6432,07458.0%
65 and over11,66721.1%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)3,9487.1%
White, not Hispanic2,7465.0%
Black, not Hispanic5341.0%
Asian, not Hispanic34,73562.9%
American Indian / Alaska Native, not Hispanic430.1%
Native Hawaiian / Pacific Islander, not Hispanic5,4739.9%
Some other race, not Hispanic840.2%
Two or more races, not Hispanic7,69513.9%

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
47,846
Citizen Voting Age Population (CVAP)
37,314

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic44,03792.0%
Hispanic3,8098.0%
White2,7245.7%
Black4901.0%
Asian29,34261.3%
American Indian / Alaska Native420.1%
Native Hawaiian / Pacific Islander3,7877.9%
Two or More Races5,54511.6%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic34,95493.7%
Hispanic2,3606.3%
White2,3936.4%
Black4871.3%
Asian25,83669.2%
American Indian / Alaska Native1170.3%
Native Hawaiian / Pacific Islander2,4896.7%
Two or More Races3,6769.9%

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