Jasper County, GA: EPA's radon zone, explained
EPA places Jasper County in Zone 2 - Moderate Potential — a predicted county-wide average indoor radon level between 2 and 4 pCi/L, based on the geology, soil and aerial radioactivity data behind EPA's national map. Nationally that's the 45th percentile for radon potential — Jasper County outranks 45% of every county EPA has rated.
How Jasper County compares
Jasper County, Georgia is home to about 17,219 people across 368.406 square miles. Population density there runs about 47 people per square mile. By population, Jasper County is the 668th largest of every county sharing its EPA zone — the 35th percentile by population within that zone. Jasper County falls in EPA Radon Region 4, one of 736 counties nationally EPA assigns to that same geologic province.
What this actually means for a house in Jasper County
Jasper County's predicted average falls between EPA's 4 pCi/L action level and the national indoor average of about 1.3 pCi/L (outdoor air runs roughly 0.4 pCi/L). A county-wide moderate average, like Jasper County's, can still hide a specific house well above or below it — testing is what actually answers the question.
Next steps for a home in Jasper County
For a Jasper County homeowner, the order is simple: test first, since a kit costs a small fraction of what mitigation would. Only if the result clears 4 pCi/L does a system — typically $800–$2,500, about $1,200 for a common install — become worth pricing out.
Find Georgia's state radon program
For Jasper County, an ongoing number beats a one-time test - a Airthings radon monitor tracks Jasper County's levels over time. RadonZoneCheck earns a commission there, at no extra cost to you. RADONZONE-10OFF at checkout knocks 10% off.
Where Jasper County's figures come from
Jasper County's zone, rank and region all trace back to named EPA and Census sources — the methodology guide lists exactly which ones. Whatever zone Jasper County carries, the zone explainer covers what it does and doesn't tell you about any one house.