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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