How Much Does Radon Mitigation Cost in Tacoma, WA?
Tacoma pricing is 15% above the national average. Updated for 2026.
Based on local labor rates, varied climate conditions, and Tacoma's diversified economy.See our methodology
Radon Mitigation Pricing in Tacoma, WA
In Tacoma, radon mitigation costs are 15% above the national average, reflecting the city's diversified-driven economy. The balanced labor market means you have decent options when shopping for quotes. Most residents with a population base of 215K find the pricing competitive relative to the local cost of living.
Local climate plays a direct role in radon mitigation costs here. Heavy rainfall requires excellent moisture management for roofing and foundations.
Market-specific factors matter in Tacoma: environmental regulations may affect building materials and methods.
Tacoma has moderate permitting requirements. Depending on the scope of your radon mitigation project, you may need local permits. A licensed contractor will handle the permitting process as part of the job in most cases.
Tacoma vs National Average
What Affects Radon Mitigation Cost in Tacoma?
Foundation
Basement: $800-$1,500. Slab-on-grade: $1,000-$1,800. Crawl space: $1,200-$2,500. Multiple foundation types: $1,500-$2,500
System
Sub-slab depressurization: $800-$1,500. Sub-membrane: $1,200-$2,000. Heat recovery ventilator: $1,500-$2,500
Tacoma Market Conditions
environmental regulations may affect building materials and methods
Local Climate Impact
heavy rainfall requires excellent moisture management for roofing and foundations
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Tips to Save on Radon Mitigation in Tacoma
- 1.Start with a radon test kit ($15-$40) before hiring a pro
- 2.Sub-slab depressurization is the most cost-effective method
- 3.Some states offer tax credits or subsidies for radon mitigation
- 4.DIY-friendly test kits are available at hardware stores
📈 Radon Mitigation in Tacoma Cost Trends (2020–2024)
Prices have increased +17.6% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $1,173 | — |
| 2021 | $1,222 | +4.2% |
| 2022 | $1,301 | +6.5% |
| 2023 | $1,337 | +2.8% |
| 2024 | $1,380 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Radon Mitigation in Tacoma
Recent Reports
Frequently Asked Questions
What radon level requires mitigation?
The EPA recommends mitigation if radon levels are at or above 4 pCi/L (picocuries per liter). Many experts suggest considering mitigation at 2 pCi/L.
Why does radon mitigation cost different in Tacoma than other cities?
Tacoma's costs reflect local labor rates driven by the diversified economy, varied climate conditions that affect materials and scheduling, and moderate permitting requirements. The balanced labor market also influences competitive pricing.
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