Typical radon mitigation costs

These are typical national ranges from a third-party cost guide, not Pennsylvania-specific prices or quotes. Get written quotes from certified contractors.

Item	Typical range	Source
Radon mitigation system	Typically $786-$1,274 (avg about $1,028; reported range $395-$2,453)	HomeAdvisor cost guide
Professional radon test	$150-$800	HomeAdvisor cost guide

Estimate tool

Estimate only. Uses only the national cost-guide figures cited above (HomeAdvisor). It isn't a quote, and Pennsylvania prices may differ.

Mitigation system (typical $786-$1,274) Professional radon test before or after (typical $150-$800) Show the full reported range for mitigation ($395-$2,453)

What affects the price

Foundation type (basement, slab, crawlspace or a mix)
How easily soil gas moves under the slab, and how many suction points are needed
Pipe routing (interior vs exterior) and fan location
Sealing work, sump covers, and crawlspace membranes

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