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.
- Work Order Construction Management Services for Transit Facilities bid · Closed · Due: 12/15/2025 King County View Notice
- Engineering Services for the Taxiway Bravo Relocation Project bid · Closed · Due: 12/19/2025 King County View Notice
- BLRTS SPA Canopy bid · Closed · Due: 12/16/2025 King County View Notice
- Green Cedar Rivers Trail South Interim Segment A bid · Closed · Due: 12/11/2025 King County View Notice
- ITB-New Flyer & Gillig Bus Parts bid · Closed · Due: 12/12/2025 King County View Notice
- ITB - Crane/Hoist Inspections, Load Testing and Repairs bid · Closed · Due: 12/22/2025 King County View Notice
- Rutledge Johnson Floodplain Reconnection Project bid · Closed · Due: 1/13/2026 King County View Notice
- Audit, Assurance Consulting Services Roster bid · Closed · Due: 1/02/2026 King County View Notice
- Commissioning Services for the Skyway Westhill Community Center Project bid · Closed · Due: 1/07/2026 King County View Notice
- Work Order Construction Management Services for Transit Facilities bid · Closed · Due: 12/15/2025 King County View Notice
- Program Management and Owner Advisor Services for the Harborview Bond Program bid · Closed · Due: 1/09/2026 King County View Notice
- Program Management and Owner Advisor Services for the Harborview Bond Program bid · Closed · Due: 1/09/2026 King County View Notice
- Heavy Civil GCCM Services for Influent Conveyance/Effluent Conveyance & Outfall bid · Closed · Due: 1/27/2026 King County View Notice
- Cedar Hills Regional Landfill Gas Collection and Conveyance System bid · Closed · Due: 1/06/2026 King County View Notice
- Green Cedar Rivers Trail South Interim Segment A bid · Closed · Due: 12/11/2025 King County View Notice
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