Milpitas, CA Radon Mitigation and Testing

Q: What is the average radon level in Milpitas, CA?

Based on 1 user-submitted tests, the average radon level is 10.00 pCi/L.

Q: What EPA Radon Zone is Milpitas in?

Milpitas is in Santa Clara County, EPA Zone 2.

Q: How much does radon mitigation cost in Milpitas?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Avg: 10.00 pCi/L

Santa Clara County

EPA Zone 2

1 user test

Situated in Santa Clara County within the San Jose metro area, Milpitas shows an average radon level of 10.0 pCi/L based on available testing data. This reading significantly exceeds the EPA action level of 4.0 pCi/L, making radon testing and mitigation a priority for residents in zip code 95035. The area's geological conditions and housing stock can create pockets of elevated radon despite California's generally lower radon risk.

10.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Milpitas, CA. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Milpitas, CA Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Milpitas, CA Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Milpitas, California Radon Levels

User-submitted radon test readings from homes in the Milpitas area.

Radon Level	City	Home Age	Foundation	Submitted
10 pCi/L	Milpitas, CA	0-20 Years	No Basement/All Crawl Space	Sep 2021

Have a radon test result for Milpitas? Submit your reading to help other homeowners.

Milpitas Radon Facts

Key details about the radon risk profile for Milpitas and the 95035 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Santa Clara County, CA

Zip Code

95035

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

10.00 pCi/L

User Tests Submitted

Milpitas and the 95035 zip code are located in Santa Clara County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Milpitas, CA

What is the average radon level in Milpitas, CA?

Based on 1 user-submitted test, the average radon level in Milpitas is 10.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Milpitas in?

Milpitas and the 95035 zip code are in Santa Clara County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Milpitas?

Radon mitigation in Milpitas typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Milpitas?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in California

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Los Angeles	7.83 pCi/L	6
Mammoth Lakes	10.80 pCi/L	5
San Jose	4.20 pCi/L	5
Rancho Palos Verdes	8.00 pCi/L	4
Woodland Hills	7.67 pCi/L	3
South Lake Tahoe	6.33 pCi/L	3
Palos Verdes Peninsula	6.00 pCi/L	3
Bishop	5.67 pCi/L	3
Sacramento	4.33 pCi/L	3
Oakland	3.33 pCi/L	3
Fresno	10.00 pCi/L	2
Davis	8.00 pCi/L	2
Palo Alto	6.50 pCi/L	2
Studio City	6.50 pCi/L	2
Menlo Park	5.00 pCi/L	2
Truckee	5.00 pCi/L	2
Walnut Creek	4.00 pCi/L	2
San Diego	3.50 pCi/L	2
San Francisco	3.50 pCi/L	2
Belmont	20.00 pCi/L	1