Overview
- District ID
- id-sd-002
- State
- Idaho
- Chamber
- Upper chamber (state senate)
- District Code
- 002
- Land Area
- 6,758.3 sq mi
- Water Area
- 97.5 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
Showing all 5 counties
Places
Showing all 23 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| ID District 1 | 52,071 | 100.0% | 5.7% | 100.0% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 34,039
- Active Voters
- 34,039 (100.0%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 2,693 | 7.9% |
| Republican | 23,626 | 69.4% |
| Unaffiliated | 7,145 | 21.0% |
| Other parties | 575 | 1.7% |
| No party recorded | 0 | 0.0% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 8,335 (24.5%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 29,750 (87.4%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 19,633 (57.7%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 23,910 (70.2%) | 2,446 (7.2%) | 9,090 (26.7%) |
| 2017–2018 | 15,609 (45.9%) | 928 (2.7%) | 4,958 (14.6%) |
| 2015–2016 | 16,537 (48.6%) | 945 (2.8%) | 6,361 (18.7%) |
| 2013–2014 | 9,703 (28.5%) | 531 (1.6%) | 2,782 (8.2%) |
| 2011–2012 | 12,491 (36.7%) | 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 01/12/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".
Demographics
- Total Population
- 54,010 (± 1,315)
- Median Age
- 48.1
- Median Household Income
- $64,509 (± $2,672)
- High School Graduate or Higher (age 25+)
- 91.4%
- Bachelor's Degree or Higher (age 25+)
- 21.1%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 10,668 | 19.8% |
| 18 to 64 | 29,905 | 55.4% |
| 65 and over | 13,437 | 24.9% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 2,824 | 5.2% |
| White, not Hispanic | 46,562 | 86.2% |
| Black, not Hispanic | 265 | 0.5% |
| Asian, not Hispanic | 201 | 0.4% |
| American Indian / Alaska Native, not Hispanic | 1,136 | 2.1% |
| Native Hawaiian / Pacific Islander, not Hispanic | 61 | 0.1% |
| Some other race, not Hispanic | 469 | 0.9% |
| Two or more races, not Hispanic | 2,492 | 4.6% |
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
- 53,607
- Citizen Voting Age Population (CVAP)
- 42,948
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 50,840 | 94.8% |
| Hispanic | 2,764 | 5.2% |
| White | 47,684 | 89.0% |
| Black | 262 | 0.5% |
| Asian | 133 | 0.2% |
| American Indian / Alaska Native | 1,134 | 2.1% |
| Native Hawaiian / Pacific Islander | 59 | 0.1% |
| Two or More Races | 187 | 0.3% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 41,086 | 95.7% |
| Hispanic | 1,861 | 4.3% |
| White | 38,667 | 90.0% |
| Black | 232 | 0.5% |
| Asian | 157 | 0.4% |
| American Indian / Alaska Native | 1,851 | 4.3% |
| Native Hawaiian / Pacific Islander | 62 | 0.1% |
| Two or More Races | 133 | 0.3% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).