What kinds of buyers are included in King County?

King County pages can include city, county, local authority, education, and other public-sector buyers whenever those opportunities are mapped into the SamSearch SLED directory.

How do I find new bids from King County?

Start with the latest opportunities on this page, then use SamSearch alerts and category filters to monitor new notices from King County without watching multiple local procurement sites manually.

Why is the Washington state page linked from this jurisdiction page?

Local opportunities make more sense in context. The parent Washington page helps you compare statewide demand, review other jurisdictions, and decide whether this market is part of a broader state strategy.

How often is King County opportunity data refreshed?

SamSearch refreshes SLED opportunity data on a recurring basis so local buyers, recent bid activity, and adjacent public-sector markets are easier to review from one place.

Local Market

King County Government Contracts

145 opportunities are tied to King County, Washington. The page keeps the state hierarchy visible while previewing the latest 10 local contracts.

WashingtonSLED-first local viewPreviewing 10 opportunities

Jurisdiction Opportunities

145

Contracts mapped to this jurisdiction

Agencies in Preview

Distinct buyers in the latest sample

Parent State

Washington

About King County government contracting

King County is a local public-sector market inside Washington. Use this page to review 145 mapped opportunities from 1 buyer, monitor local procurement demand, and move back into the parent state market when you need broader context.

Latest opportunities

Previewing the latest 10 opportunities for King County.

King County

Shoreline Transfer Station Dust Control Project

Active

AI Summary

King County seeks contractors to install a dust control system at Shoreline Transfer Station, including steel partition, misting system, HVAC testing, and related construction work.

King County · Washington

Posted Oct 2, 2026Due Oct 20, 2026Construction SolicitationNAICS 238220Sol: 300000050992411

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King County

Eastrail - Central Wilburton Interim Trail

Active

AI Summary

King County seeks construction services for the Eastrail – Central Wilburton Interim Trail improvement project in Bellevue, including grading, rail removal, culvert work, roadway crossing, landscaping, erosion and traffic control.

King County · Washington

Posted Oct 1, 2026Due Oct 27, 2026Construction SolicitationNAICS 237310Sol: 300000051867082

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King County

A&E for the Renton Maintenance Facility Building C HVAC and Roof Replacement

Archived

AI Summary

King County seeks A&E services for HVAC and roof replacement at Renton Maintenance Facility Building C, including evaluation of alternatives and design support for the renovation project.

King County · Washington

Posted Sep 30, 2026Due Oct 1, 2026A&E SolicitationNAICS 541310Sol: 300000053437173

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King County

RFP-KCIT Workforce Management Solution

Active

AI Summary

King County seeks proposals for a scalable Workforce Management Solution to improve efficiency, workforce planning, and labor compliance for two county agencies, with potential to expand countywide.

King County · Washington

Posted Sep 29, 2026Due Oct 26, 2026G&S SolicitationNAICS 541512Sol: 300000053018085

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King County

Offsite Mechanical Construction Work Order

Active

AI Summary

King County seeks contractors for industrial mechanical and HVAC repairs, plumbing, equipment installation, and related trades with possible incidental electrical and civil subcontracting.

King County · Washington

Posted Sep 29, 2026Due Oct 14, 2026Construction SolicitationNAICS 238220Sol: 300000052533590

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King County

ITB-Nondestructive Rail Track Testing Services (rebid)

Active

AI Summary

King County seeks qualified firms to provide nondestructive rail track testing services. Pre-bid conference on October 6, 2026. Bids due by October 20, 2026.

King County · Washington

Posted Sep 29, 2026Due Oct 20, 2026G&S SolicitationNAICS 237990Sol: 300000051866469

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King County

RFP-KCIT Workforce Management Solution

Active

AI Summary

King County seeks proposals for a scalable Workforce Management Solution to improve efficiency, workforce planning, and compliance for two agencies with potential countywide expansion. The RFP closes on October 13, 2026, in Washington State.

King County · Washington

Posted Sep 28, 2026Due Oct 13, 2026G&S SolicitationNAICS 541512Sol: 300000053021980

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King County

Roof Replacement and Repair Work Order 2026

Archived

AI Summary

King County seeks contractors for roof replacement and repair services including all materials, labor, and contract administration for a work order starting in September 2026.

King County · Washington

Posted Sep 28, 2026Due Sep 30, 2026Construction SolicitationNAICS 238160Sol: 300000053326337

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King County

Work Order Planning Services for King County International Airport

Active

AI Summary

King County seeks a consultant for multidisciplinary planning services at King County International Airport, including infrastructure, environmental assessment, and community engagement.

King County · Washington

Posted Sep 25, 2026Due Oct 14, 2026A&E SolicitationNAICS 541310Sol: 300000053312324

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King County

Heavy Civil GC/CM Services for STP Treatment and Electrical Improvements (TEI)

Active

AI Summary

King County seeks Heavy Civil GC/CM services for preconstruction and construction to upgrade treatment and electrical systems at the South Treatment Plant. The project includes improvements to treatment processes and odor control.

King County · Washington

Posted Sep 25, 2026Due Oct 13, 2026Alternative ProcurementsNAICS 237310Sol: 300000053021751

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King County Government Contracts

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