King County Government Bids
Browse active and historical government bids, RFPs, RFQs, IFBs, contract opportunities, and procurement notices issued by the King County. Use this page to monitor King County procurement activity, track upcoming bid opportunities, and identify potential government contracting opportunities in Washington. Select a bid title below to view bid details, due dates, agency information, bid documents, and submission requirements.
- Heavy Civil GC/CM Services for STP Treatment and Electrical Improvements (TEI) bid · Closed · Due: 10/13/2026 King County View Notice
- Work Order Planning Services for King County International Airport bid · Closed · Due: 10/14/2026 King County View Notice
- Work Order Planning Services for King County International Airport bid · Closed · Due: 10/14/2026 King County View Notice
- ITB-Fleet Sign Supplies bid · Closed · Due: 10/22/2026 King County View Notice
- Small Tool Calibration & Certification Services bid · Open · Due: 11/05/2026 King County View Notice
- Kiepe System Parts and Tools bid · Closed · Due: 10/21/2026 King County View Notice
- RFP-Assessment of Restrictive Housing Policies and Practices bid · Closed · Due: 10/14/2026 King County View Notice
- Sewer Cleaning and CCTV Services Work Order bid · Closed · Due: 10/06/2026 King County View Notice
- Sewer Cleaning and CCTV Services Work Order bid · Closed · Due: 10/06/2026 King County View Notice
- GC/CM Services for Harborview Ninth and Jefferson Building 3T MRI bid · Closed · Due: 9/22/2026 King County View Notice
- GC/CM Services for Harborview Ninth and Jefferson Building 3T MRI bid · Closed · Due: 9/22/2026 King County View Notice
- WO Construction Management Services for Water and Land Resources Division bid · Closed · Due: 10/20/2026 King County View Notice
- Sewer Cleaning and CCTV Services Work Order bid · Closed · Due: 10/06/2026 King County View Notice
- RFP-KCIT Workforce Management Solution bid · Closed · Due: 10/12/2026 King County View Notice
- RFQ Organizational Development Consulting Services - Supplemental bid · Closed · Due: 9/24/2026 King County View Notice
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