Alaska State Senate District O

State Legislative District Profile (Upper Chamber)

Overview

District ID
ak-sd-00o
State
Alaska
Chamber
Upper chamber (state senate)
District Code
00O
Land Area
42,429.2 sq mi
Water Area
1,033.4 sq mi

Boundary

Boundary of Alaska State Senate District O

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Matanuska-Susitna Borough24373.58 sq mi57.4%98.6%
Denali Borough12641.05 sq mi29.8%100.0%
Copper River Census Area3103.66 sq mi7.3%12.6%
Chugach Census Area2310.32 sq mi5.4%24.1%

Showing all 4 counties

Places

PlaceOverlapShare of district landShare of place land
Willow CDP690.47 sq mi1.6%100.0%
Healy CDP686.96 sq mi1.6%100.0%
Petersville CDP461.83 sq mi1.1%100.0%
Skwentna CDP438.61 sq mi1.0%100.0%
Trapper Creek CDP320.04 sq mi0.8%100.0%
Susitna North CDP276.00 sq mi0.7%100.0%
Glacier View CDP232.12 sq mi0.5%100.0%
Susitna CDP216.02 sq mi0.5%100.0%
Valdez city212.69 sq mi0.5%99.9%
Eureka Roadhouse CDP185.78 sq mi0.4%100.0%
Denali Park CDP176.30 sq mi0.4%100.0%
Chase CDP168.76 sq mi0.4%100.0%
Point MacKenzie CDP162.33 sq mi0.4%100.0%
Cantwell CDP119.02 sq mi0.3%100.0%
Big Lake CDP112.19 sq mi0.3%97.3%
Talkeetna CDP94.22 sq mi0.2%100.0%
Chickaloon CDP67.09 sq mi0.2%100.0%
Fishhook CDP65.09 sq mi0.2%99.8%
Ferry CDP63.60 sq mi0.1%100.0%
Sutton-Alpine CDP57.60 sq mi0.1%100.0%
Lake Louise CDP55.74 sq mi0.1%100.0%
Anderson city42.20 sq mi0.1%100.0%
Meadow Lakes CDP38.08 sq mi0.1%50.4%
Knik-Fairview CDP29.15 sq mi0.1%39.6%
Lazy Mountain CDP23.95 sq mi0.1%40.8%

Showing top 25 of 31 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
AK At-Large37,516100.0%5.1%100.0%

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

Voters

Registered Voters
24,271
Active Voters
24,271 (100.0%)

Party Registration

PartyVotersShare
Democratic1,4055.8%
Republican7,76032.0%
Unaffiliated3,01112.4%
Other parties1,0894.5%
No party recorded11,00645.3%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202414,051 (57.9%)0 (0.0%)0 (0.0%)
2021–202210,943 (45.1%)0 (0.0%)0 (0.0%)
2019–202013,400 (55.2%)0 (0.0%)0 (0.0%)
2017–201810,058 (41.4%)0 (0.0%)0 (0.0%)
2015–201610,499 (43.3%)0 (0.0%)0 (0.0%)
2013–20148,830 (36.4%)0 (0.0%)0 (0.0%)
2011–20128,277 (34.1%)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 01/15/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
38,167 (± 1,095)
Median Age
40.2
Median Household Income
$88,971 (± $4,428)
High School Graduate or Higher (age 25+)
93.5%
Bachelor's Degree or Higher (age 25+)
23.0%

Population by Age

GroupPeopleShare
Under 188,41522.0%
18 to 6423,92462.7%
65 and over5,82815.3%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)1,7244.5%
White, not Hispanic29,01376.0%
Black, not Hispanic5741.5%
Asian, not Hispanic6791.8%
American Indian / Alaska Native, not Hispanic2,1235.6%
Native Hawaiian / Pacific Islander, not Hispanic1500.4%
Some other race, not Hispanic3961.0%
Two or more races, not Hispanic3,5089.2%

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
37,768
Citizen Voting Age Population (CVAP)
29,357

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic36,08495.5%
Hispanic1,6824.5%
White29,84879.0%
Black5261.4%
Asian5701.5%
American Indian / Alaska Native2,1735.8%
Native Hawaiian / Pacific Islander1510.4%
Two or More Races4881.3%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic28,22096.1%
Hispanic1,1363.9%
White23,87581.3%
Black4941.7%
Asian5952.0%
American Indian / Alaska Native2,96110.1%
Native Hawaiian / Pacific Islander1310.4%
Two or More Races1710.6%

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