Whole House Rewire Cost in Seattle 2026
Whole House Rewire in Seattle costs between $11,300 and $35,313 in 2026, with the average around $19,775. Seattle pricing runs 41% above the US national average. Replacement of all outdated wiring throughout the home with new copper romex, boxes, outlets, switches, and grounding to meet current code. Includes wall access, patching, and inspection.
What whole house rewire includes in Seattle
Replacement of all outdated wiring throughout the home with new copper romex, boxes, outlets, switches, and grounding to meet current code. Includes wall access, patching, and inspection.
Typical time on site: 3 to 7 days. Local labor rate: $42/hour for an experienced electrical pro.
What changes the price of whole house rewire in Seattle
- Home square footage
- Number of circuits
- Wall and ceiling access
- Drywall repair after
- Permits and inspections
A whole house rewire quote priced off statewide averages will be off by 10 to 20 percent for Seattle, because the metro has its own labor pool, material delivery distances, and permit timelines.
Seattle climate and demand for electrical
Mild winters with persistent rain (moss/moisture on roofs); rare snow loads; minimal AC historically but warming trend
Seattle permits for whole house rewire
Building department: Seattle Department of Construction and Inspections (SDCI). https://www.seattle.gov/sdci
Typical permit cost: $400 - $5,000 residential. Inspection time: 10-25 business days; plan check 6-12 weeks. Seattle rule: Seattle SDCI has strict energy code (Stretch Code). Tree ordinance affects site work. ADU streamlined permitting. WA L&I license required for all contractors.
Washington sales tax and licensing for Electrical
Washington sales tax: 6.5% + local (~9.3% combined avg) + 0.471% B&O. WASHINGTON TAXES CONTRACTOR LABOR. Retail Sales Tax applies to total construction contract (labor + materials) on speculative builders. Custom construction taxed differently.
State license: Washington Department of Labor and Industries (L&I), required: $117 (initial) + $12K bond + insurance.
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