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.
- RFP-Civil Matter and Case Management System bid · Closed · Due: 10/30/2025 King County View Notice
- RFP-Circular Economy and Zero Waste of Resource Services bid · Closed · Due: 11/11/2025 King County View Notice
- Murray Pump Station East Force Main Rehabilitation Phase 2 bid · Closed · Due: 10/30/2025 King County View Notice
- Boise X Connection #3055A Bridge Replacement bid · Closed · Due: 10/21/2025 King County View Notice
- JumpStart Paid Work-Based Learning and Wraparound Supportive Services Administra bid · Closed · Due: 11/05/2025 King County View Notice
- Boise X Connection #3055A Bridge Replacement bid · Closed · Due: 10/21/2025 King County View Notice
- Fifteen Mile Creek Bridge #493C Replacement Project bid · Closed · Due: 10/20/2025 King County View Notice
- Heavy Civil GC/CM Services for MDCSO Wet Weather Treatment Station bid · Closed · Due: 10/28/2025 King County View Notice
- Big Finn Field Fence and Dugout Replacement bid · Closed · Due: 10/17/2025 King County View Notice
- 2023 New Guardrail Project bid · Closed · Due: 10/21/2025 King County View Notice
- Heavy Civil GC/CM Services for MDCSO Wet Weather Treatment Station bid · Closed · Due: 10/28/2025 King County View Notice
- Engineering Services for Maleng Regional Justice Center Camera Renewal Project bid · Closed · Due: 11/17/2025 King County View Notice
- ITB - Groundskeeping Materials and Fertilizer bid · Closed · Due: 10/21/2025 King County View Notice
- ITB-Silvicultural Services bid · Closed · Due: 11/05/2025 King County View Notice
- Asphalt Paving and Concrete Work Order bid · Closed · Due: 10/16/2025 King County View Notice
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