Basic
$97 – $292 each
15A grounded single-pole toggle switch in white with a standard plastic plate, wired and tested

Electrician installs one wall light switch (standard, dimmer or 3-way) in an existing box or a new box on an existing nearby circuit.
Install Light Switch in Seattle, Washington typically costs $115 to $344 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Seattle are 19.0% higher than the national average for install light switch.
National average: $100 – $300 each
$97 – $292 each
15A grounded single-pole toggle switch in white with a standard plastic plate, wired and tested
$115 – $344 each
15A single-pole decorator rocker switch with a screwless decorator plate, connections tightened and tested
$143 – $429 each
Specification-grade 20A single-pole decorator rocker switch with quiet action, screwless plate, connections tightened and tested
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $47 – $140 | each |
| Labor | labor | $47 – $141 | each |
| Supplies & Other | supplies | $12 – $37 | each |
| Equipment & Disposal | equipment | $8.32 – $25 | each |
Wall switch being leveled and screwed into place with a small spirit level
Photo: Dmitry G · CC BY-SA 3.0 · Source
Find a pro to do thisLabor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local install light switch contractors in Seattle for personalized quotes based on your specific project.