Radon Mitigation Cost in Houston (2026): Average Price & Estimate

Radon Mitigation Cost in Houston

Estimated radon mitigation cost in Houston

$775–$2,400

Roughly about 4% below the national average.

Ample contractor competition keeps costs near or below the national average.

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System type

Foundation

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Based on Houston, TX pricing.

Estimated cost range

$775–$2,400

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An estimate for planning, not a quote. Get written quotes from local pros below.

Estimate, not a quote. Local prices vary by contractor and project. These are 2026 estimates for Houston, TX. Get written quotes from licensed Houston contractors before you budget.

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What to know about radon mitigation in Houston

Wet soils and heavy rain in Houston stress foundations, so grading and drainage are part of a durable fix.

What affects radon mitigation cost in Houston

Beyond the local market, the same factors that drive radon mitigation cost everywhere apply in Houston:

System type and number of suction points.
Foundation type: slab, basement, or crawlspace.
Fan size and routing of the vent pipe.
Sealing of cracks and openings.

Radon Mitigation cost by system type in Houston

These figures are adjusted for Houston pricing (about 0.96x the national average), so they reflect what local homeowners actually pay.

Estimated radon mitigation cost by system type in Houston (2026)

System type	Typical cost in Houston	Notes
Sub-slab suction	$775 to $2,400	The baseline.
Sump-pit system	$850 to $2,650	installed
Crawlspace membrane	$1,100 to $3,350	installed
Multiple suction points	$1,150 to $3,600	installed

Frequently asked questions

How much does radon mitigation cost in Houston?

In Houston, TX, radon mitigation typically costs $775 to $2,400 in 2026 for a standard project, about 4% below the national average. Your exact price depends on size, materials, and scope.

Why does radon mitigation cost more or less in Houston?

Ample contractor competition keeps costs near or below the national average. Labor rates, permit costs, and local demand are the main reasons Houston prices differ from the national average.

Do I need a permit for radon mitigation in Houston?

Most radon mitigation projects require a permit. Requirements vary by city and Texas jurisdiction, so confirm with your local building department. A licensed contractor usually pulls the permit for you.

When is the best time of year for radon mitigation in Houston?

In Houston, aim for spring or fall. Summer heat, humidity, and afternoon storms can cause delays on exterior projects, and late summer is peak storm season.

Is radon mitigation cheaper outside Houston?

Sometimes. Houston runs about 4% below the national average. Nearby smaller towns with lower labor costs can come in cheaper, while denser urban areas often cost more. Always compare quotes from contractors who serve your specific area.