Oregon State Senate District 30

State Legislative District Profile (Upper Chamber)

Overview

District ID
or-sd-030
State
Oregon
Chamber
Upper chamber (state senate)
District Code
030
Land Area
40,938.3 sq mi
Water Area
390.4 sq mi

Boundary

Boundary of Oregon State Senate District 30

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Harney County10134.44 sq mi24.8%100.0%
Malheur County9887.71 sq mi24.2%100.0%
Lake County8138.61 sq mi19.9%100.0%
Grant County4527.79 sq mi11.1%100.0%
Baker County3067.97 sq mi7.5%100.0%
Crook County2978.93 sq mi7.3%100.0%
Jefferson County1281.76 sq mi3.1%71.9%
Deschutes County921.11 sq mi2.3%30.5%

Showing all 8 counties

Places

PlaceOverlapShare of district landShare of place land
Juniper Canyon CDP94.11 sq mi0.2%100.0%
Crooked River Ranch CDP20.69 sq mi0.1%100.0%
Prineville city12.83 sq mi<0.1%100.0%
Crane CDP10.42 sq mi<0.1%100.0%
Madras city8.16 sq mi<0.1%100.0%
Baker City city7.16 sq mi<0.1%99.3%
Harper CDP7.00 sq mi<0.1%100.0%
Prineville Lake Acres CDP6.59 sq mi<0.1%100.0%
Pronghorn CDP6.58 sq mi<0.1%100.0%
Redmond city5.54 sq mi<0.1%29.7%
Ontario city5.17 sq mi<0.1%86.3%
Burns city3.55 sq mi<0.1%100.0%
Camp Sherman CDP3.15 sq mi<0.1%100.0%
Brogan CDP2.86 sq mi<0.1%100.0%
New Pine Creek CDP2.48 sq mi<0.1%100.0%
Annex CDP2.46 sq mi<0.1%100.0%
Lakeview town2.43 sq mi<0.1%97.3%
Juntura CDP2.29 sq mi<0.1%100.0%
John Day city2.26 sq mi<0.1%100.0%
Sumpter city2.18 sq mi<0.1%100.0%
Jordan Valley city2.08 sq mi<0.1%100.0%
Hines city2.06 sq mi<0.1%100.0%
Plush CDP1.62 sq mi<0.1%100.0%
Nyssa city1.55 sq mi<0.1%100.0%
Silver Lake CDP1.48 sq mi<0.1%100.0%

Showing top 25 of 47 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
OR District 2117,03382.6%16.6%99.4%
OR District 524,63817.4%3.5%0.6%

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

Voters

Registered Voters
129,231
Active Voters
106,850 (82.7%)

Party Registration

PartyVotersShare
Democratic18,99514.7%
Republican50,05338.7%
Unaffiliated50,93339.4%
Other parties9,2507.2%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202478,624 (60.8%)0 (0.0%)0 (0.0%)
2021–202267,658 (52.4%)0 (0.0%)0 (0.0%)
2019–202075,665 (58.6%)0 (0.0%)0 (0.0%)
2017–201857,525 (44.5%)0 (0.0%)0 (0.0%)
2015–201660,648 (46.9%)0 (0.0%)0 (0.0%)
2013–201443,724 (33.8%)0 (0.0%)0 (0.0%)
2011–201248,673 (37.7%)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 10/02/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
144,542 (± 1,436)
Median Age
43.6
Median Household Income
$72,644 (± $2,127)
High School Graduate or Higher (age 25+)
90.0%
Bachelor's Degree or Higher (age 25+)
22.8%

Population by Age

GroupPeopleShare
Under 1829,92420.7%
18 to 6480,80055.9%
65 and over33,81823.4%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)22,55315.6%
White, not Hispanic110,57376.5%
Black, not Hispanic1,0480.7%
Asian, not Hispanic8860.6%
American Indian / Alaska Native, not Hispanic1,7951.2%
Native Hawaiian / Pacific Islander, not Hispanic870.1%
Some other race, not Hispanic5060.4%
Two or more races, not Hispanic7,0944.9%

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
140,774
Citizen Voting Age Population (CVAP)
110,938

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic121,21386.1%
Hispanic19,55813.9%
White112,77780.1%
Black1,1410.8%
Asian6760.5%
American Indian / Alaska Native1,8021.3%
Native Hawaiian / Pacific Islander730.1%
Two or More Races4270.3%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic99,61989.8%
Hispanic11,32410.2%
White93,08083.9%
Black1,3411.2%
Asian1,1401.0%
American Indian / Alaska Native3,6323.3%
Native Hawaiian / Pacific Islander710.1%
Two or More Races3780.3%

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