CA District 4
California · 5 Counties · Santa Rosa, Vacaville, Napa
civdotiq.org
Federal Representatives
Adam Schiff
Democratic · U.S. Senator
Phone: 202-224-3841
Web: https://www.schiff.senate.gov
Office: 112 Hart Senate Office Building Washington DC 20510
Alex Padilla
Democratic · U.S. Senator
Phone: 202-224-3553
Web: https://www.padilla.senate.gov
Office: 331 Hart Senate Office Building Washington DC 20510
Mike Thompson
Democratic · U.S. Representative
Phone: 202-225-3311
Web: https://mikethompson.house.gov
Office: 268 Cannon House Office Building Washington DC 20515-0504
Federal Spending
$3.5M
Total Annual
25
Contracts & Grants
$624K
Infrastructure
| Project | Agency | Amount |
|---|---|---|
| NORTH BAY REHABILITATION SERVICES, INC. | Department of Veterans Affairs | $16.9M |
| HGL-PORTAGE JV LLC | Environmental Protection Agency | $8.5M |
| HILLSBORO AVIATION, INC. | Department of Agriculture | $6.9M |
| UNIVERSITY OF CALIFORNIA, DAVIS | Department of Veterans Affairs | $2.4M |
| MARFRAN CLEANING LLC | Department of Veterans Affairs | $1.3M |
Statewide Context
11,659,421
California Medicaid & CHIP (Jun 2026)
1,337,852
California Veteran Population (FY2026)
Statewide totals, not specific to this district — these federal programs report only at the state level. Sources: CMS (data.medicaid.gov), VA NCVAS (datahub.va.gov).
Geography
| Counties (5) | Major Cities |
|---|---|
| Lake, Napa, Yolo, Solano, Sonoma | Santa Rosa, Vacaville, Napa |