Washington Roads and Highways Projects, STIP Funding and Preservation
Washington roads and highways projects span WSDOT-led preservation work, the 2026-2029 STIP, state transportation funding and locally delivered road and bridge programs. The approved 2026-2029 STIP contains about 1,100 statewide transportation projects using $5.3 billion in federal funds, while the 2026 supplemental transportation budget brings 2025-27 appropriations to $16.6 billion. WSDOT maintains 20,679 highway lane miles across the state highway system.
Washington Roads & Highways Funding and Preservation Programs
Cities, counties and tribes also deliver road, bridge and safety projects using state and federal programs administered through WSDOT, creating a separate local-agency project pipeline alongside state-led work.
How Washington Transportation Projects Move from Programming to Procurement
Washington Roads & Highways Owners and Delivery Paths
Washington Roads & Highways Project Intelligence
Related Markets
Track Washington Road Projects from Programming to Procurement
Market Development Context
Asset-management and preservation programs support recurring work across inspection, materials, rehabilitation and related disciplines as WSDOT advances program-specific scopes.
STIP entries provide visibility into owner, location and funding context before project-specific design and procurement schedules determine when a competitive package becomes available.
This creates project-delivery pipelines beyond WSDOT itself, with local projects progressing through agency-specific development and procurement schedules.
PROJECT INTELLIGENCE FAQ
Frequently Asked Questions
What is Washington's 2026-2029 Statewide Transportation Improvement Program?
The STIP is Washington's four-year prioritized multimodal transportation program. The approved 2026-2029 STIP contains about 1,100 statewide transportation projects using $5.3 billion in federal funds.
What is Washington's 2026-2029 Statewide Transportation Improvement Program?
The STIP is Washington’s four-year prioritized multimodal transportation program. The approved 2026-2029 STIP contains about 1,100 statewide transportation projects using $5.3 billion in federal funds.
How much transportation funding is appropriated for Washington's 2025-27 biennium?
The 2026 supplemental transportation budget brings total 2025-27 transportation appropriations to $16.6 billion.
How much transportation funding is appropriated for Washington's 2025-27 biennium?
The 2026 supplemental transportation budget brings total 2025-27 transportation appropriations to $16.6 billion.
Who owns and delivers Washington road and highway projects?
WSDOT owns and operates the state highway system, while cities, counties, tribes and other local agencies also deliver road, bridge and safety projects. Many local projects use federal and state funding programs administered through WSDOT.
Who owns and delivers Washington road and highway projects?
WSDOT owns and operates the state highway system, while cities, counties, tribes and other local agencies also deliver road, bridge and safety projects. Many local projects use federal and state funding programs administered through WSDOT.
Sources and Methodology
Sources & Intelligence Methodology
Market and geographic context on this page is informed by official plans, budgets, capital programs, board materials, public records, and other government or public-owner sources. The early-stage project signals and pre-RFP opportunity previews are provided separately through Citylitics’ proprietary sales intelligence platform, which continuously identifies and tracks infrastructure opportunities as they develop toward procurement.
Washington State Department of Transportation | 2026
WSDOT states that the approved 2026-2029 STIP contains approximately 1,100 statewide transportation projects using $5.3 billion in federal funds.
Washington State Legislature | 2026
The Legislature reports supplemental transportation appropriations totaling $16.6 billion for the 2025-27 fiscal biennium.
Washington State Department of Transportation | Current page
WSDOT reports responsibility for 20,679 highway lane miles and describes the agency’s bridge and pavement preservation work.
TL;DR
Washington's approved 2026-2029 STIP includes about 1,100 statewide transportation projects using $5.3 billion in federal funds.
The 2026 supplemental transportation budget brings total 2025-27 transportation appropriations to $16.6 billion.
WSDOT maintains 20,679 highway lane miles, while cities, counties and tribes also deliver locally owned road and bridge projects through WSDOT-administered programs.

