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.
- RFI - MDCSO Effluent Conveyance & Outfall / Influent Conveyance bid · Closed · Due: 6/10/2025 King County View Notice
- Puyallup-Houghton Landfill Gas Blower Control Panel Improvements bid · Closed · Due: 5/29/2025 King County View Notice
- Hobart (CLF) Utility Shed bid · Closed · Due: 6/04/2025 King County View Notice
- Upgrade Overhead Flashers to LED Stop Signs - REBID bid · Closed · Due: 6/05/2025 King County View Notice
- ITB - VEHICLE VINYL GRAPHICS CREATION, APPLICATION, REMOVAL bid · Closed · Due: 5/29/2025 King County View Notice
- Cedar Hills Regional Landfill Area 5 & 6 Top Deck Development bid · Closed · Due: 6/03/2025 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
- GC/CM Services for South Treatment Plant Influent Pump Station Upgrade bid · Closed · Due: 5/15/2025 King County View Notice
- Mouth of Duwamish Wet Weather Facilities Program Insurance Broker-Administrator bid · Closed · Due: 5/22/2025 King County View Notice
- RapidRide I Line Bus Rapid Transit Improvements bid · Closed · Due: 5/22/2025 King County View Notice
- 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
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