Crane County, TX radon potential

EPA's own radon map rates Crane County zone 3 - low potential, predicting a county-wide average indoor level below 2 pCi/L. That puts Crane County in the 3rd percentile nationally for radon potential — higher than 3% of the counties EPA has rated.

How Crane County compares

Crane County, Texas is home to about 4,594 people across 785.069 square miles. Averaged across its land area, Crane County runs about 6 people per square mile. Within its own EPA zone, Crane County is bigger by population than 8% of the counties that share it. Geologically, Crane County is grouped into EPA Region 6 alongside 502 other counties that share its rock and soil setting.

Why the zone isn't the answer by itself

Crane County's predicted average sits below the national indoor average of about 1.3 pCi/L, well under EPA's 4 pCi/L action level. Don't read Zone 3 as a pass for Crane County — EPA's guidance to test every home makes no exception for counties predicted low.

Next steps for a home in Crane 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 Texas's state radon program

For Crane County, an ongoing number beats a one-time test - a Airthings radon monitor tracks Crane 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 Crane County's figures come from

The methodology guide shows exactly which EPA and Census sources feed Crane County's numbers. The guide to what a radon zone actually means covers why testing matters in every zone, not just Zone 1.