Leadville, CO Radon Mitigation and Testing

Q: What is the average radon level in Leadville, CO?

Based on 3 user-submitted tests, the average radon level is 5.70 pCi/L.

Q: What EPA Radon Zone is Leadville in?

Leadville is in Lake County, EPA Zone 1.

Q: How much does radon mitigation cost in Leadville?

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

Avg: 5.70 pCi/L

Lake County

EPA Zone 1

3 user tests

America's highest incorporated city, Leadville sits at 10,152 feet elevation in Lake County among Colorado's Rocky Mountains. Recent testing shows an average radon level of 5.67 pCi/L, exceeding the EPA action threshold of 4.0 pCi/L. The combination of high elevation, granite bedrock, and historic mining activity creates conditions conducive to radon accumulation, making mitigation systems essential for many homes in zip code 80461.

5.70

pCi/L average

Above EPA Action Level

Based on 3 user-submitted radon tests for homes in Leadville, CO. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Leadville, CO Radon Mitigation

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

Leadville, CO Radon Testing

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

Leadville, Colorado Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Leadville, CO	21-50 Years	Full Basement	Jun 2022
5 pCi/L	Leadville, CO	21-50 Years	No Basement/All Crawl Space	Jul 2020

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

Leadville Radon Facts

Key details about the radon risk profile for Leadville and the 80461 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Lake County, CO

Zip Code

80461

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

5.70 pCi/L

User Tests Submitted

Leadville and the 80461 zip code are located in Lake 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 Leadville, CO

What is the average radon level in Leadville, CO?

Based on 3 user-submitted tests, the average radon level in Leadville is 5.70 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 Leadville in?

Leadville and the 80461 zip code are in Lake 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 Leadville?

Radon mitigation in Leadville 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 Leadville?

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 Colorado

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

City	Avg User Radon Level	Submissions
Fairplay	12.00 pCi/L	9
Crested Butte	8.56 pCi/L	9
Denver	6.22 pCi/L	9
Montrose	9.25 pCi/L	8
Gunnison	7.38 pCi/L	8
Buena Vista	12.57 pCi/L	7
Pueblo	10.67 pCi/L	6
Grand Junction	8.17 pCi/L	6
Bayfield	6.00 pCi/L	6
Canon City	10.80 pCi/L	5
Aurora	7.40 pCi/L	5
Windsor	7.00 pCi/L	5
Telluride	6.80 pCi/L	5
Parker	5.40 pCi/L	5
Salida	15.50 pCi/L	4
Johnstown	9.50 pCi/L	4
Granby	9.00 pCi/L	4
Longmont	8.00 pCi/L	4
Edwards	6.75 pCi/L	4
Mancos	6.00 pCi/L	4