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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