CostGuide

Home & Repair, California

Radon Mitigation cost in San Jose, CA

A typical Radon Mitigation figure in San Jose is about $1,930 per system, about 38% above the national figure of $1,400.

Typical cost

Typical in San Jose

$1,930

per system

Fair price range: $1,105 to $3,450

On the low end
$1,105
On the high end
$3,450

Estimated from national price data, adjusted for the cost of living in San Jose. Not a quote.

Is your quote fair?

Enter the price you were quoted (per system) to see where it falls in San Jose, CA. CostGuide does not save what you enter.

Have the quote in writing? Upload it and see every charge checked.

An estimate for planning, not a quote. A local pro prices your actual job.

How prices have moved

Up 3.1%past year

Up 23.9%over five years

How prices for services other than rent have moved nationally, from the U.S. Bureau of Labor Statistics Consumer Price Index (Services less rent of shelter, CUUR0000SASL2RS), through August 2026. It tracks price change, not the dollar prices on this page.

What moves the price

  1. Home layout
  2. Fan type
  3. Re-test
  4. Crawlspace vs basement
  5. Aesthetics

Ways to pay less

  1. Test before and after
  2. Ask about fan warranties
  3. Compare two mitigators
  4. Include the re-test
  5. Keep the system visible for maintenance

Radon Mitigation in similar cities

PlaceTypicalRange
San Jose, CA$1,930
$1,105 to $3,450
National typical$1,400
$800 to $2,500
Sunnyvale, CA$1,905
$1,090 to $3,400
San Francisco, CA$1,960
$1,120 to $3,500
Santa Barbara, CA$1,875
$1,070 to $3,350
New York, NY$1,960
$1,120 to $3,500
Cambridge, MA$1,875
$1,070 to $3,350

Other Home & Repair costs in San Jose

Radon Mitigation in every cityEverything in San JoseAll Home & Repair services

Questions people ask

Radon Mitigation in San Jose: what does it cost?

In San Jose, CA, Radon Mitigation typically costs about $1,930 per system, with most prices between $1,105 and $3,450.

Why is San Jose higher than the national price?

Prices in San Jose run about 38% above the national average. This estimate scales the national figure by that difference in local cost of living.

Is this a quote?

No. It is an estimate built from national price data and local cost of living. A local pro will price your actual job.