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.

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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

171 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

171

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 171 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 a contractor to install a dust control system at the Shoreline Transfer Station. Work includes a mezzanine steel partition, misting system modifications, supply fan installation, duct hood removal, HVAC testing and balancing, and air barrier repair.

King County · Washington

Posted Oct 23, 2026Due Oct 29, 2026Construction SolicitationNAICS 238220Sol: 300000054803537

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King County

Cedar Hills Regional Landfill Pilot-Scale Micro-Electrolysis

Active

AI Summary

King County seeks construction and installation of a pilot-scale micro-electrolysis system to pretreat arsenic-bearing industrial wastewater at Cedar Hills Regional Landfill. Work includes foundations, treatment equipment, piping, instrumentation, utility hookups, initial chemicals and media, permitting, testing, and c…

King County · Washington

Posted Oct 23, 2026Due Nov 10, 2026Construction SolicitationNAICS 237110Sol: 300000054965495

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King County

Aluminum Trail Bridges

Active

AI Summary

King County is seeking a supplier for pre-manufactured aluminum trail bridges in Washington. The solicitation is active, with responses due December 3, 2026.

King County · Washington

Posted Oct 23, 2026Due Dec 3, 2026G&S SolicitationNAICS 332312Sol: 300000052081815

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King County

Eastrail - Central Wilburton Interim Trail

Active

AI Summary

King County seeks construction work to improve the interim gravel Eastrail trail between SE 5th Street and NE 4th Street in Bellevue. Work includes grading, rail and tie removal, culvert improvements, a roadway crossing and signal at SE 1st, landscaping, erosion control, and traffic controls.

King County · Washington

Posted Oct 22, 2026Due Oct 27, 2026Construction SolicitationNAICS 237310Sol: 300000054803456

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King County

ITB-Bus replacement glass

Active

AI Summary

King County seeks suppliers to deliver bus replacement glass and related materials for Metro transit vehicles. Products must meet or exceed OEM standards for safety, fit, clarity, durability, and performance, and comply with applicable transportation glazing regulations.

King County · Washington

Posted Oct 22, 2026Due Nov 4, 2026G&S SolicitationNAICS 423120Sol: 300000054804601

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King County

RFP-Wastewater Treatment Division Leadership Training

Active

AI Summary

King County seeks an experienced wastewater-sector leadership consultant to provide leadership and team development, strategic planning, and coaching services for the Wastewater Treatment Division leadership team.

King County · Washington

Posted Oct 21, 2026Due Nov 17, 2026G&S SolicitationNAICS 541612Sol: 300000052507734

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King County

Engineering, Planning, and Design Services for RapidRide R Line

Active

AI Summary

King County seeks multidisciplinary engineering, planning, and design services for Seattle’s RapidRide R Line, including roadway and signal improvements, sidewalks, passenger facilities, communications infrastructure, technical analysis, and bidding documents.

King County · Washington

Posted Oct 21, 2026Due Nov 5, 2026A&E SolicitationNAICS 541330Sol: 300000054803313

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King County

RFP-KCIT Workforce Management Solution

Active

AI Summary

King County seeks proposals for a scalable workforce management solution supporting workforce planning, staffing, scheduling, labor compliance, and real-time insights. Initial users are the Sheriff’s Office and the Solid Waste Division, with potential countywide expansion.

King County · Washington

Posted Oct 19, 2026Due Oct 26, 2026G&S SolicitationNAICS 513210Sol: 300000054847168

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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 air barrier repair. Project involves construction and mechanical system work with commissioning and testing.

King County · Washington

Posted Oct 16, 2026Due Oct 26, 2026Construction SolicitationNAICS 238220Sol: 300000053731896

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King County

FRP Puncheons

Active

AI Summary

King County seeks bids for Fiber Reinforced Polymer (FRP) puncheons for park facilities in Washington. Qualified suppliers are invited to submit proposals by November 18, 2026.

King County · Washington

Posted Oct 16, 2026Due Nov 18, 2026G&S SolicitationNAICS 321920Sol: 300000052045721

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King County Government Contracts

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