Bloomington, IN Radon Mitigation and Testing

Q: What is the average radon level in Bloomington, IN?

Based on 7 user-submitted tests, the average radon level is 8.10 pCi/L.

Q: What EPA Radon Zone is Bloomington in?

Bloomington is in Monroe County, EPA Zone 1.

Q: How much does radon mitigation cost in Bloomington?

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

Avg: 8.10 pCi/L

Monroe County

EPA Zone 1

7 user tests

Bloomington is located in Monroe County, Indiana. With 7 user-submitted readings averaging 8.10 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 47401 zip code.

8.10

pCi/L average

Above EPA Action Level

Based on 7 user-submitted radon tests for homes in Bloomington, IN. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Bloomington, IN Radon Mitigation

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

Bloomington, IN Radon Testing

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

Bloomington, Indiana Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
5 pCi/L	Bloomington, IN	21-50 Years	No Basement/All Crawl Space	Jan 2025
4 pCi/L	Bloomington, IN	0-20 Years	Full Basement	Dec 2021
4 pCi/L	Bloomington, IN	51-99 Years	Full Basement	Sep 2020
20 pCi/L	Bloomington, IN	0-20 Years	Full Basement	Feb 2020
11 pCi/L	Bloomington, IN	51-99 Years	Partial Basement	Sep 2019

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

Bloomington Radon Facts

Key details about the radon risk profile for Bloomington and the 47401 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Monroe County, IN

Zip Code

47401

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

8.10 pCi/L

User Tests Submitted

Bloomington and the 47401 zip code are located in Monroe County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Bloomington, IN

What is the average radon level in Bloomington, IN?

Based on 7 user-submitted tests, the average radon level in Bloomington is 8.10 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 Bloomington in?

Bloomington and the 47401 zip code are in Monroe County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Bloomington?

Radon mitigation in Bloomington 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 Bloomington?

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 Indiana

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

City	Avg User Radon Level	Submissions
Bloomington	8.14 pCi/L	7
Kokomo	7.40 pCi/L	5
Lafayette	15.00 pCi/L	3
Valparaiso	10.00 pCi/L	3
Avon	6.00 pCi/L	3
West Lafayette	10.50 pCi/L	2
Dyer	9.50 pCi/L	2
Columbus	7.50 pCi/L	2
Noblesville	7.00 pCi/L	2
Westfield	7.00 pCi/L	2
Fishers	6.50 pCi/L	2
Corydon	6.00 pCi/L	2
Warsaw	5.50 pCi/L	2
Indianapolis	4.00 pCi/L	2
Newburgh	8.00 pCi/L	1
Logansport	7.00 pCi/L	1
Terre Haute	5.00 pCi/L	1
Muncie	4.00 pCi/L	1
Brownsburg	No submissions	0