In Washington, the usual suspects are ants, spiders, mice, and stink bugs by season. Activity changes with the season, indoors in winter and out in summer.
What pest control costs in Washington
- Initial treatment: $175-$425
- Quarterly service: $120-$210 per visit
- One-time targeted job: $140-$355
Pricing runs well above the national average.
What actually works
- Prevention beats spraying. Seal gaps, fix moisture, keep food sealed.
- Quarterly plans keep recurring pests down better than one-off sprays.
- Match the treatment to the pest, ask what they are targeting and how.
Hiring
Use a licensed applicator, ask about pet- and kid-safe options, and get the plan in writing.
Ready to get quotes? Post your pest control job free on Handiro and vetted Washington pros reply, most within the hour.