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.
- RapidRide I Line Bus Rapid Transit Improvements bid · Closed · Due: 5/15/2025 King County View Notice
- Boise Creek Mitigation Project bid · Closed · Due: 5/28/2025 King County View Notice
- RFP-Employment Testing Consultant Services bid · Closed · Due: 5/15/2025 King County View Notice
- Inspections, Maintenance, and Repair Services for 26vK AC Train Switchgear bid · Closed · Due: 5/29/2025 King County View Notice
- Boise Creek Mitigation Project bid · Closed · Due: 5/28/2025 King County View Notice
- Stossel Right Bank Revetment Improvement Project bid · Closed · Due: 5/08/2025 King County View Notice
- Work Order Multidisciplinary Engineering and Resource Recovery Related Services bid · Closed · Due: 5/23/2025 King County View Notice
- Stossel Right Bank Revetment Improvement Project bid · Closed · Due: 5/08/2025 King County View Notice
- ITB-MERV13 Filters for King County Metro Transit Department Bus Fleet bid · Closed · Due: 5/22/2025 King County View Notice
- Progressive Design Build Services for So Interceptor Rehabilitation Project bid · Closed · Due: 7/01/2025 King County View Notice
- GC/CM Services for South Treatment Plant Influent Pump Station Upgrade bid · Closed · Due: 5/15/2025 King County View Notice
- Brightwater Facilities Program Multi-Disciplinary Work Order 2025-26 bid · Closed · Due: 5/21/2025 King County View Notice
- GC/CM Services for South Treatment Plant Influent Pump Station Upgrade bid · Closed · Due: 5/15/2025 King County View Notice
- Little Lake Forest Trailhead bid · Closed · Due: 5/13/2025 King County View Notice
- RapidRide I Line Bus Rapid Transit Improvements bid · Closed · Due: 5/15/2025 King County View Notice
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