Newton County, GA radon potential

EPA's own radon map rates Newton County zone 2 - moderate potential, predicting a county-wide average indoor level between 2 and 4 pCi/L. Nationally, Newton County ranks higher in radon potential than 61% of rated counties (the 61st percentile).

Newton County by the numbers

Newton County, Georgia is home to about 124,010 people across 273.814 square miles. Averaged across its land area, Newton County runs about 453 people per square mile. Within its own EPA zone, Newton County is bigger by population than 84% of the counties that share it. Newton County falls in EPA Radon Region 4, one of 736 counties nationally EPA assigns to that same geologic province.

Zone vs. an actual test

EPA's Zone 2 rating for Newton County sits below its own 4 pCi/L action level but above the national indoor average of about 1.3 pCi/L. A county-wide moderate average, like Newton 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 Newton County

A short-term test kit is the standard first step and typically costs far less than mitigation itself. If a test comes back at or above 4 pCi/L, a radon mitigation system for a typical home runs roughly $800–$2,500 (around $1,200 for a common single-family install), driven mainly by foundation type, not by county.

Find Georgia's state radon program

For Newton County, an ongoing number beats a one-time test - a Airthings radon monitor tracks Newton County's levels over time. RadonZoneCheck earns a commission there, at no extra cost to you. Use code RADONZONE-10OFF at checkout for 10% off.

Where Newton County's figures come from

Every figure on this page traces to EPA's own Map of Radon Zones and Census data, documented in the methodology guide. If you're unsure why a low zone still deserves a test, the zone explainer covers that directly.