Big Pine Key, FL Radon Mitigation and Testing

Q: What EPA Radon Zone is Big Pine Key in?

Big Pine Key is in Monroe County, EPA Zone 3.

Q: How much does radon mitigation cost in Big Pine Key?

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

Monroe County

EPA Zone 3

Located on Monroe County's coral limestone foundation in the Florida Keys, Big Pine Key's tropical setting and limestone bedrock create minimal radon risk throughout zip code 33043. The area's typical slab-on-grade construction and coastal ventilation patterns naturally limit radon accumulation in most homes. While testing data isn't available for this island community, Florida's limestone geology and humid climate generally produce some of the nation's lowest indoor radon levels.

Big Pine Key, FL Radon Mitigation

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

Big Pine Key, FL Radon Testing

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

Big Pine Key Radon Facts

Key details about the radon risk profile for Big Pine Key and the 33043 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Monroe County, FL

Zip Code

33043

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Big Pine Key and the 33043 zip code are located in Monroe County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Big Pine Key, FL

What EPA Radon Zone is Big Pine Key in?

Big Pine Key and the 33043 zip code are in Monroe County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Big Pine Key?

Radon mitigation in Big Pine Key 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 Big Pine Key?

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 Florida

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

City	Avg User Radon Level	Submissions
Ocala	8.31 pCi/L	16
Gainesville	7.09 pCi/L	11
Naples	7.00 pCi/L	11
Lakeland	9.83 pCi/L	6
Bradenton	4.80 pCi/L	5
Alachua	11.50 pCi/L	4
Cape Coral	5.75 pCi/L	4
Miami	5.25 pCi/L	4
North Port	5.25 pCi/L	4
Venice	5.25 pCi/L	4
Tallahassee	4.75 pCi/L	4
Orlando	4.25 pCi/L	4
Valrico	8.33 pCi/L	3
Bonita Springs	6.67 pCi/L	3
Lithia	5.00 pCi/L	3
Sarasota	4.00 pCi/L	3
Estero	6.50 pCi/L	2
Boynton Beach	20.00 pCi/L	1
Fort Lauderdale	14.00 pCi/L	1
Miami Beach	10.00 pCi/L	1