Grain Valley, MO Radon Mitigation and Testing

Q: What is the average radon level in Grain Valley, MO?

Based on 2 user-submitted tests, the average radon level is 14.00 pCi/L.

Q: What EPA Radon Zone is Grain Valley in?

Grain Valley is in Jackson County, EPA Zone 1.

Q: How much does radon mitigation cost in Grain Valley?

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

Avg: 14.00 pCi/L

Jackson County

EPA Zone 1

2 user tests

This growing Kansas City Metro suburb in Jackson County has recorded an average radon level of 10.0 pCi/L, significantly exceeding the EPA action threshold of 4.0 pCi/L. Homes in zip code 64029 should prioritize radon testing and mitigation due to these elevated readings.

14.00

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Grain Valley, MO. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Grain Valley, MO Radon Mitigation

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

Grain Valley, MO Radon Testing

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

Grain Valley, Missouri Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
10 pCi/L	Grain Valley, MO	21-50 Years	Partial Basement	Feb 2023

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

Grain Valley Radon Facts

Key details about the radon risk profile for Grain Valley and the 64029 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Jackson County, MO

Zip Code

64029

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

14.00 pCi/L

User Tests Submitted

Grain Valley and the 64029 zip code are located in Jackson 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 Grain Valley, MO

What is the average radon level in Grain Valley, MO?

Based on 2 user-submitted tests, the average radon level in Grain Valley is 14.00 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 Grain Valley in?

Grain Valley and the 64029 zip code are in Jackson 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 Grain Valley?

Radon mitigation in Grain Valley 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 Grain Valley?

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 Missouri

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

City	Avg User Radon Level	Submissions
Troy	8.50 pCi/L	4
Lees Summit	7.00 pCi/L	3
Columbia	3.00 pCi/L	2
House Springs	7.00 pCi/L	1
Kansas City	7.00 pCi/L	1
Springfield	7.00 pCi/L	1
Independence	5.00 pCi/L	1
Wentzville	No submissions	0