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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