Roads' plans and reports for unincorporated King County
Plans
ADA Transition Plan
The ADA Transition Plan guides our efforts to make sidewalks, curb ramps and street crossings on unincorporated King County roads more accessible to all.
Road Services' Business Plan
The 2023-2024 Roads Business Plan identifies the cost of delivering a road network that reflects the needs of all users, enhances the quality of our communities and environment, and supports a healthy economy.
Strategic Plan for Road Services (SPRS)
The Strategic Plan for Road Services provides guidance for managing the decline of the road system and an understanding of system needs and anticipated service levels.
Transportation planning
Learn about King County's plans for transportation needs, concurrency, and the arterial classification system.
Reports
Issaquah-Hobart Road/Front Street Corridor Study
(12MB PDF - external link)
Stormwater Monitoring Final Report
(2MB PDF)
Transportation Concurrency Update Report
(191KB DOC)
Transportation Needs Report
(85MB PDF)