46%tests ≥ 4 pCi/L
2,856tests on record
3.7median pCi/L
Zone 1EPA zone (1993 prediction)

Test results in Elkhart County

ResultShareEPA guidance
Below 2 pCi/L24%Below EPA's levels
2 to 4 pCi/L30%Consider fixing
4 pCi/L or more46%EPA recommends fixing

What the data shows

Where Elkhart County sits among Indiana's 92 counties with dataEach dot is a county's share of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017
0%20%40%60%80%

How Elkhart County compares

Elkhart County ranks 3 of 6 among its neighboursShare of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017 · whisker: 95% range
Noble County53%Kosciusko County51%Elkhart County46%LaGrange County42%Marshall County40%St. Joseph County29%Indiana 39%
Data table
AreaTests ≥ 4 pCi/LTests
Noble County53%136
Kosciusko County51%1,248
Elkhart County46%2,856
LaGrange County42%120
Marshall County40%383
St. Joseph County29%7,346
Indiana (92 counties)39%43,148

Same source as Elkhart County. Other bordering counties: Cass County, Michigan, St. Joseph County, Michigan.

What it means for your home

About 1 in 2 results in Elkhart County were at or above 4 pCi/L, where the EPA recommends a fix. Only a test shows your own home's level.

Levels in pCi/L from the EPA. The WHO reference level is 100 Bq/m³, about 2.7 pCi/L.

Test your home

Start with a short-term test (2–90 days) and confirm a result of 4 pCi/L or more with a second test. EPA guide

Sponsored: we earn a commission on purchases through these links. We haven't tested Airthings monitors yet.

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Fixing high radon

No local job records yet. National range: $800–$2,500, average $1,200 (EPA, 2003). Cost guide →

About this data

Source: Radon test results from laboratories (CDC Environmental Public Health Tracking Network). Period: 2008–2017. Tests: 2,856. Read the methodology →

These are voluntary and real-estate tests, not a random sample of homes, so they describe tested homes rather than every home.

About this page

Published by Ray Roman, editor of Radon by County. Figures are loaded from the cited source and spot-checked against it. Editorial policy · About us