Congressional district · Boundaries of the 119th Congress

Arizona's 4th district

Arizona's 4th district has 798,538 residents on 179 mi² of land. It is represented by Greg Stanton (D-AZ-4). Federal contract obligations attributed to it reached $2.5B in FY2026.

Residents
798,538
Land area
179 mi²
Counties
1
Representative
Greg Stanton
Open in the Congress explorer
Map of Arizona's 4th district within Arizona

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. Maricopa County100% of the district · 18% 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
$2.5B
Per resident
$3,117
Rank in Arizona
5 of 9
Contract actions
3,959
New awards: 2,318

By fiscal year

  1. 1.1BFY2017
  2. 980.9MFY2018
  3. 876.9MFY2019
  4. 796.7MFY2020
  5. 777.6MFY2021
  6. 536.3MFY2022
  7. 1.1BFY2023
  8. 669.1MFY2024
  9. 622.9MFY2025
  10. 2.5BFY2026

Top buyers

  1. U.S. Customs and Border Protection$1.7B66%
    Department of Homeland Security
  2. Department of the Army$464.7M19%
    Department of Defense
  3. Department of the Air Force$130.4M5.2%
    Department of Defense
  4. Defense Information Systems Agency$81.7M3.3%
    Department of Defense
  5. Defense Logistics Agency$64.7M2.6%
    Department of Defense
  6. Department of the Navy$20.9M0.8%
    Department of Defense
  7. National Aeronautics and Space Administration$11.6M0.5%
  8. Defense Contract Management Agency$10.3M0.4%
    Department of Defense

Top recipients

  1. FISHER SAND & GRAVEL CO$1.7B66%
    1 award
  2. THE BOEING COMPANY$349.9M14%
    23 awards
  3. HONEYWELL INTERNATIONAL INC.$115.5M4.6%
    164 awards
  4. IRIDIUM GOVERNMENT SERVICES LLC$82.9M3.3%
    1 award
  5. ROBERTSON FUEL SYSTEMS, L.L.C.$68.4M2.7%
    10 awards
  6. THE BOEING COMPANY$38.8M1.6%
    376 awards
  7. HONEYWELL INTERNATIONAL INC.$23.2M0.9%
    711 awards
  8. L3 TECHNOLOGIES, INC.$21.9M0.9%
    7 awards
  9. HONEYWELL INTERNATIONAL INC.$14.8M0.6%
    125 awards
  10. NORTHROP GRUMMAN SYSTEMS CORPORATION$13.1M0.5%
    21 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.