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.
- Engineering Services for East Ship Canal Combined Sewer Overflows Project bid · Closed · Due: 2/03/2026 King County View Notice
- Diving Inspection Repair Work Order 2026-2027 bid · Closed · Due: 1/22/2026 King County View Notice
- ITB-Underground Utility Locating and Inspection Services bid · Closed · Due: 3/04/2026 King County View Notice
- Work Order Architectural Services for Solid Waste Division bid · Closed · Due: 2/17/2026 King County View Notice
- West Point Treatment Plant Mechanical Construction Work Order 2026-2027 bid · Closed · Due: 1/20/2026 King County View Notice
- RFP-Confidential Records Destruction and Recycling Services bid · Closed · Due: 2/02/2026 King County View Notice
- RFP-Confidential Records Destruction and Recycling Services bid · Closed · Due: 1/23/2026 King County View Notice
- ITB-MERV13 Filters for King County Metro Transit Department Bus Fleets bid · Closed · Due: 2/18/2026 King County View Notice
- RFP-Printing and Mailing Services for Jury Summons and Hearing Notices bid · Closed · Due: 1/30/2026 King County View Notice
- Cedar Hills Regional Landfill Area 5&6 Top Deck Preparation REBID bid · Closed · Due: 1/15/2026 King County View Notice
- May Creek Cemetery Pond Restoration bid · Closed · Due: 1/15/2026 King County View Notice
- ITB - Training Ammunition bid · Closed · Due: 2/18/2026 King County View Notice
- BLRTS SPA Canopy bid · Closed · Due: 1/22/2026 King County View Notice
- Heavy Civil GCCM Services for Influent Conveyance/Effluent Conveyance & Outfall bid · Closed · Due: 1/27/2026 King County View Notice
- Commissioning Services for the Skyway Westhill Community Center Project bid · Closed · Due: 1/07/2026 King County View Notice
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