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.
- Flood Hazard Mapping Services for the Upper Snoqualmie Basin bid · Closed · Due: 7/16/2026 King County View Notice
- Multidisciplinary Services for KC Aquatic Center Major Renovations bid · Closed · Due: 7/13/2026 King County View Notice
- ITB-Nondestructive Rail Track Testing Services bid · Closed · Due: 6/29/2026 King County View Notice
- Project Management, Community Outreach, and Volunteer Recruitment for Ecological bid · Closed · Due: 6/16/2026 King County View Notice
- Work Order Construction Management Services for Parks Division bid · Closed · Due: 6/23/2026 King County View Notice
- Work Order Construction Management Services for Parks Division bid · Closed · Due: 6/23/2026 King County View Notice
- Work Order Construction Management Services for Parks Division bid · Closed · Due: 6/23/2026 King County View Notice
- Work Order Construction Management Services for Parks Division bid · Closed · Due: 6/23/2026 King County View Notice
- Hobart Utility Shed bid · Closed · Due: 5/28/2026 King County View Notice
- NE Big Rock Road Overlay bid · Closed · Due: 5/21/2026 King County View Notice
- Project Management, Community Outreach, and Volunteer Recruitment for Ecological bid · Closed · Due: 6/01/2026 King County View Notice
- White Center Pedestrian Safety Improvements - Rebid bid · Closed · Due: 6/04/2026 King County View Notice
- Work Order Construction Management Services for Parks Division bid · Closed · Due: 6/23/2026 King County View Notice
- ITB Vehicle Auction House Services bid · Closed · Due: 6/22/2026 King County View Notice
- ITB Crane Inspection and Testing Services bid · Closed · Due: 6/24/2026 King County View Notice
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