Congressional district · Boundaries of the 119th Congress

Idaho's 1st district

Idaho's 1st district has 987,967 residents on 39,400 mi² of land. It is represented by Russ Fulcher (R-ID-1). Federal contract obligations attributed to it reached $511.9M in FY2026.

Residents
987,967
Land area
39,400 mi²
Counties
19
Representative
Russ Fulcher
Open in the Congress explorer
Map of Idaho's 1st district within Idaho

Members for this district

Members who held this seat while these boundaries were in force, newest first.

Senators

The state's senators today, or on the last day of these boundaries for an older plan.

Counties

Share of the district's residents living in each county, and share of the county's residents living in the district (2020 census tracts weighted by their overlap).

  1. Ada County26% of the district · 49% of the county
  2. Canyon County25% of the district · 100% of the county
  3. Kootenai County18% of the district · 100% of the county
  4. Bonner County5.2% of the district · 100% of the county
  5. Nez Perce County4.3% of the district · 100% of the county
  6. Latah County4.2% of the district · 100% of the county
  7. Payette County2.7% of the district · 100% of the county
  8. Gem County2.1% of the district · 100% of the county
  9. Idaho County1.8% of the district · 100% of the county
  10. Shoshone County1.4% of the district · 100% of the county
  11. Boundary County1.3% of the district · 100% of the county
  12. Owyhee County1.3% of the district · 100% of the county
  13. Valley County1.3% of the district · 100% of the county
  14. Washington County1.1% of the district · 100% of the county
  15. Benewah County1.0% of the district · 100% of the county
  16. Clearwater County0.9% of the district · 100% of the county
  17. Boise County0.8% of the district · 100% of the county
  18. Adams County0.5% of the district · 100% of the county
  19. Lewis County0.4% of the district · 100% of the county

Federal contracts

Contract obligations attributed to the district by each action's county and its award's ZIP code (land shares through census tracts); an estimate where ZIP codes cross district lines.

Obligations · FY2026
$511.9M
Per resident
$518
Rank in Idaho
2 of 2
Contract actions
10.1K
New awards: 8,375

By fiscal year

  1. 400.7MFY2017
  2. 168.4MFY2018
  3. 389.7MFY2019
  4. 736.9MFY2020
  5. 697.2MFY2021
  6. 278.9MFY2022
  7. 353MFY2023
  8. 588.5MFY2024
  9. 623.1MFY2025
  10. 511.9MFY2026

Top buyers

  1. Forest Service$270.7M53%
    Department of Agriculture
  2. Bureau of Land Management$76.6M15%
    Department of the Interior
  3. Public Buildings Service$55.6M11%
    General Services Administration
  4. Department of the Army$30M5.9%
    Department of Defense
  5. Federal Highway Administration$24.5M4.8%
    Department of Transportation
  6. Department of the Navy$11.6M2.3%
    Department of Defense
  7. Office of the Assistant Secretary for Administration and Management$11.5M2.2%
    Department of Labor
  8. Departmental Offices$7.7M1.5%
    Department of the Interior

Top recipients

  1. PERIMETER SOLUTIONS LP$132.3M26%
    17 awards
  2. LYDIG CONSTRUCTION, INC.$54.3M11%
    1 award
  3. COULSON AVIATION (USA), INC.$26.2M5.1%
    7 awards
  4. AERO AIR, LLC$22.7M4.4%
    11 awards
  5. KNIGHT CONST. & SUPPLY, INC$21.5M4.2%
    1 award
  6. AERO-FLITE, INC.$18.7M3.7%
    12 awards
  7. NEPTUNE AVIATION SERVICES, INC.$14M2.7%
    15 awards
  8. 10 TANKER AIR CARRIER, LLC$13.3M2.6%
    5 awards
  9. MANAGEMENT & TRAINING CORPORATION$11.5M2.2%
    2 awards
  10. GRANITE CONSTRUCTION COMPANY$10.8M2.1%
    2 awards

Other boundaries

District lines change between plans; each plan keeps its own page.

Sources and method

Every figure on this page traces to these records.

  • Congressional district boundaries and relationship files (U.S. Census Bureau)U.S. Census Bureau, Cartographic Boundary Files (congressional districts) and 2020 relationship files · release cd116+cd118+cd119 · loaded Oct 3, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
  • Members of Congress, their terms, committees and identifiers (The @unitedstates project (from the Biographical Directory of the U.S. Congress, the House and the Senate))unitedstates/congress-legislators: legislators, committees and current committee membership · data current to Oct 3, 2026 · loaded Oct 3, 2026 · license: CC0 1.0 (public domain dedication)
  • ZIP code (ZCTA) to congressional district crosswalk (U.S. Census Bureau)U.S. Census Bureau, 2020 relationship files (ZCTAs, tracts and congressional districts); shares computed by Analisa · release 2020 · loaded Oct 3, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
  • Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov)USAspending.gov, prime award contract transactions (FPDS) · data current to Oct 3, 2026 · loaded Oct 3, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
  • Money and votes are shown side by side; neither explains the other.