Island County construction: bids, contractors and projects
WSDOT lettings, registered contractors and project news for Island County, Washington, updated daily from public records.
Island County is part of our Northwest Region coverage area and falls under WSDOT Northwest Region, headquartered in Shoreline. L&I's contractor data lists 830 construction contractors with a Island County address: 559 registered general contractors and 271 registered specialty, electrical and plumbing contractors. The largest single group is Washington registered general contractor (559). Most are based in Oak Harbor, Camano Island, Langley.
WSDOT's advertised letting schedule currently has 1 upcoming proposal in Island County, the next on Nov 4, 2026.
Upcoming WSDOT lettings in Island County
| Letting | Proposal | Major work type | Documents |
|---|---|---|---|
| Nov 4, 2026 | XE3777 | Race Rd To Welcher Rd Shoulder Widening 路 $3M-$4M | Proposal |
Contractors based in Island County
Counts come from Washington L&I's contractor license data (active construction, electrical and plumbing contractor registrations with an address whose ZIP code is in Island County). Contractors registered with the General specialty are counted as general contractors; the rest as specialty contractors.
- Washington registered general contractor: 559
- Washington registered specialty contractor: 182
- Washington electrical contractor: 58
- Washington plumbing contractor: 31
Find Island County subcontractors Find Island County general contractors
Island County project news
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How to bid public work in Island County
State highway work in Island County is let by WSDOT; the county is in WSDOT's Northwest Region (WSDOT regions). WSDOT requires prequalification to bid on highway contracts. See how to bid WSDOT contracts.
State agencies buy through WEBS (see the supplier registration guide).
Statewide rules that apply here
Nearby counties
Northwest Region region: King 路 San Juan 路 Skagit 路 Snohomish 路 Whatcom
Also in WSDOT Region 1: (same as above)