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 Metro's State of Good Repair Program - Bundle 1 bid · Closed · Due: 9/03/2025 King County View Notice
- Heavy Civil GC/CM Services for Metro's State of Good Repair Program - Bundle 1 bid · Closed · Due: 9/03/2025 King County View Notice
- Work order Multidisciplinary Engineering and Related Services for Metro Transit bid · Closed · Due: 9/23/2025 King County View Notice
- Planning Services for the CBP3 for Stormwater Retrofits Project bid · Closed · Due: 9/25/2025 King County View Notice
- Planning Services for the CBP3 for Stormwater Retrofits Project bid · Closed · Due: 9/11/2025 King County View Notice
- Construction Management Services for the Tabor-Crowall and Brodell Revetment bid · Closed · Due: 9/22/2025 King County View Notice
- RFP-Technical Services for Supervisory Control & Data Acquisition (SCADA) System bid · Closed · Due: 9/05/2025 King County View Notice
- Heavy Civil GCCM Services for Black Diamond Trunk Capacity Upgrade bid · Closed · Due: 9/11/2025 King County View Notice
- Heavy Civil GCCM Services for Black Diamond Trunk Capacity Upgrade bid · Closed · Due: 9/11/2025 King County View Notice
- RFP-Storytelling and Narrative Strategy for the Child Care Wage Boost Pilot bid · Closed · Due: 9/22/2025 King County View Notice
- Heavy Civil GC/CM Services for Metro's State of Good Repair Program - Bundle 1 bid · Closed · Due: 8/20/2025 King County View Notice
- Heavy Civil GC/CM Services for Metro's State of Good Repair Program - Bundle 1 bid · Closed · Due: 9/03/2025 King County View Notice
- South Treatment Plant (STP) Near Term Biogas Modifications bid · Closed · Due: 9/04/2025 King County View Notice
- Forestry Consulting Services bid · Closed · Due: 9/08/2025 King County View Notice
- Heavy Civil GCCM Services for Black Diamond Trunk Capacity Upgrade bid · Closed · Due: 9/11/2025 King County View Notice
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