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Radon Levels in Van Buren County, Michigan

EPA puts Van Buren County in Zone 3, its lowest radon zone, and 18.0% of its 394 reported radon tests (2008 to 2017, laboratory totals) were at or above 4 pCi/L. Homes with elevated levels occur in all three zones, so only a test measures yours.

Data checked By Radon411Methodology

  • Share at 4+ pCi/L

    18.0%

    8.9 pts below MI

    Van Buren
    18.0%
    Michigan
    26.9%

    394 tests, 2008 to 2017

  • Median result

    1.9pCi/L

    Below action level

    Van Buren
    1.9 pCi/L
    EPA
    4.0 pCi/L

    Midpoint of the tests, 2008 to 2017

  • Tests reported

    394

    51st of 82 by tests

    Van Buren
    394
    Oakland
    16,224

    Reported to CDC before any fix, 2008 to 2017

  • EPA radon zone

    Zone 3

    Lower potential

    1. 1
    2. 2
    3. Zone 3

    1 highest, 3 lowest

    EPA predicts under 2 pCi/L indoors

  • Rank in Michigan

    37 of 82

    Middle half

    Van Buren
    18.0%
    Lenawee
    56.7%

    By share, of 82 with 30+ tests

Read a result for Van Buren County

Starts at Van Buren County's median, 1.9 pCi/L

1.9pCi/L

EPA’s own thresholds; the figures are the area’s, never this home’s.

EPA’s reading of 1.9 pCi/L

Below 2 pCi/L

  1. Under 20 to 1.9 pCi/L
  2. 2 to 4consider a fix
  3. 4 and aboveEPA says fix it

This result is below 2 pCi/L, the level at which EPA says a fix should be considered. Van Buren County's median reported result, 2008 to 2017.

The data

Van Buren County, At a glance

Van Buren County at a glance

Predicted: EPA radon zone

EPA Zone 3: lower predicted potential

is EPA's lowest class, and its forecast for Van Buren County as a whole is an average indoor of less than 2 pCi/L (less than 75 Bq/m³). A low zone clears no address in it: homes above EPA's turn up in all three zones.

USGS geologic potential: Low across 98% of the county's area

Predicted: EPA Map of Radon Zones

Measured: tests reported to CDC

Radon tests reported for Van Buren County, 2008 to 2017, laboratory

Reported results by concentration band, Van Buren County, 2008 to 2017, laboratory
Under 2 pCi/L: 51%2 to 4 pCi/L: 31%4 pCi/L and above: 18%

Of 394 pre-mitigation tests reported to CDC, not homes in this area.

Reported results by concentration band, Van Buren County, 2008 to 2017, laboratory: data table
Result bandTests MeasuredShare Measured
Under 2 pCi/L20251.3%
2 to 4 pCi/L12130.7%
4 pCi/L and above7118.0%
What these figures count

These are the 394 tests reported to CDC for Van Buren County over 2008 to 2017 (laboratory totals), many from homes being sold or already suspected of a problem: they describe the county's reported tests, not this house.

Measured: CDC tracking data. Figure above: 2008 to 2017, laboratory. Measured data period: 2005 to 2017 (every CDC figure on file).

How to read these figures

Van Buren County, Compared

Van Buren County radon figures, compared

Calculated by Radon411

Van Buren County's 394 reported tests over the 2008 to 2017 laboratory totals had a middle value of 1.9 pCi/L and a maximum of 33.4 pCi/L, and 18.0% reached 4 pCi/L. Michigan as a whole (83 Michigan counties, pooled) comes to 26.9%: 8.9 points higher than here.

Among its state's counties it ranks 37th of 82 Michigan counties with 30 or more tests for the same period. Statewide for the same period, Lenawee County reported the highest share (56.7%) and Muskegon County the lowest (3.2%).

Below the action level, 202 tests (51.3%) came in under 2 pCi/L, against 46.4% statewide, and 121 tests (30.7%) fell between 2 and 4, against 26.7% statewide. CDC's ten-year totals for Van Buren County went from 327 tests (2005 to 2014) to 394 (2008 to 2017), the share going from 17.1% to 18.0%.

EPA's 1993 zone map puts Van Buren County in Zone 3, a predicted county average under 2 pCi/L. USGS geology rates 98% of the county's land low radon potential.

Next door, the shares run from 18.4% in Allegan County to 34.1% in St. Joseph County.

CDC also counts 19 tests taken after mitigation in Van Buren County for the same period: tests in homes where a fix was already in.

Van Buren County against Michigan, the United States and nearby counties, 2008 to 2017, laboratory
AreaTestsAt or above 4 pCi/LMedianDifference from Van Buren County
Van Buren County39418.0%1.9 pCi/LThis county
Michigan, pooled83 counties, pooled114,40726.9%Not pooled+8.9 points
United States, pooled2,661 counties, pooled2,013,54435.7%Not pooled+17.7 points
Lenawee Countyhighest in the state1,90756.7%4.6 pCi/L+38.7 points
Muskegon Countylowest in the state6293.2%1.2 pCi/L−14.8 points
St. Joseph County, MIborders it1,06834.1%2.9 pCi/L+16.1 points
Kalamazoo County, MIborders it4,10033.3%2.8 pCi/L+15.3 points
Cass County, MIborders it57230.4%2.6 pCi/L+12.4 points
Berrien County, MIborders it1,19224.2%2.0 pCi/L+6.2 points
Allegan County, MIborders it76618.4%1.7 pCi/L+0.4 points
Where Van Buren County's reported results fell, 2008 to 2017, laboratory, beside Michigan and the United States
ResultVan Buren County testsVan Buren County shareMichigan shareU.S. shareAgainst Michigan
Under 2 pCi/L20251.3%46.4%39.6%+4.9 points
2 to 4 pCi/L12130.7%26.7%24.7%+4.0 points
4 pCi/L and above7118.0%26.9%35.7%−8.9 points
Van Buren County ranked among the 82 Michigan counties with 30 or more tests, by share at or above 4 pCi/L, 2008 to 2017, laboratory
CountyRankTestsAt or above 4 pCi/LMedian
Delta County32 of 8271121.5%1.7 pCi/L
Alcona County33 of 8218520.5%1.7 pCi/L
Mackinac County34 of 829119.8%1.2 pCi/L
Oscoda County35 of 825418.5%2.1 pCi/L
Allegan County36 of 8276618.4%1.7 pCi/L
Van Buren County37 of 8239418.0%1.9 pCi/L
Wayne County38 of 825,59417.5%1.8 pCi/L
Saginaw County39 of 823,03717.0%1.7 pCi/L
Ottawa County40 of 822,54616.8%1.6 pCi/L
Gratiot County41 of 8245716.8%1.7 pCi/L
Sanilac County42 of 8232516.6%1.6 pCi/L
Van Buren County ten-year laboratory totals, against Michigan's pooled share
PeriodTestsAt or above 4 pCi/LMedianHighestMichigan, pooledChange from the row before
2008 to 201739418.0%1.9 pCi/L33.4 pCi/L26.9%+0.5 points
2007 to 201635917.5%1.9 pCi/L31.9 pCi/L26.8%+0.4 points
2006 to 201534617.1%1.9 pCi/L31.9 pCi/L26.8%Level
2005 to 201432717.1%1.8 pCi/L31.9 pCi/L26.2%First on file

Pooled shares: Radon411's sum of CDC's county counts for one period.

Van Buren County, State data

Michigan's own radon test data

Measured

What Michigan's own agencies publish about radon tests in Van Buren County, with their period. These are not CDC's figures and are never added to them.

MeasuredState figures, not CDC's

What Michigan EGLE reports for the ZIP codes in Van Buren County

Michigan EGLE publishes its figures by ZIP code, not by county. These are the 19 ZIP codes that lie wholly or partly in Van Buren County, each with the state's own figures for it. Period: About 10 years to 2026-05-15.

ZIP codes in Van Buren County
ZIP codeWhat the state reports
4900920% greater than 4 pCi/L, median 2.1 pCi/L, 243 tests
4901010% greater than 4 pCi/L, median 1.6 pCi/L, 58 tests
4901317% greater than 4 pCi/L, median 1.8 pCi/L, 6 tests
4902210% greater than 4 pCi/L, median 1.7 pCi/L, 59 tests
490261 tests, figures not shown
4903812% greater than 4 pCi/L, median 1.6 pCi/L, 25 tests
4904514% greater than 4 pCi/L, median 2.4 pCi/L, 7 tests
4904721% greater than 4 pCi/L, median 1.6 pCi/L, 38 tests
4905517% greater than 4 pCi/L, median 1.6 pCi/L, 12 tests
4905717% greater than 4 pCi/L, median 1.8 pCi/L, 6 tests
4906438% greater than 4 pCi/L, median 3.3 pCi/L, 13 tests
4906519% greater than 4 pCi/L, median 2.5 pCi/L, 16 tests
4906723% greater than 4 pCi/L, median 2.0 pCi/L, 13 tests
490717% greater than 4 pCi/L, median 1.4 pCi/L, 45 tests
4907829% greater than 4 pCi/L, median 2.4 pCi/L, 34 tests
4907926% greater than 4 pCi/L, median 2.0 pCi/L, 43 tests
4908719% greater than 4 pCi/L, median 1.7 pCi/L, 32 tests
490904% greater than 4 pCi/L, median 0.7 pCi/L, 27 tests
490980% greater than 4 pCi/L, median 0.3 pCi/L, 17 tests
  • EGLE's figures cover first-time tests only, from organizations willing to provide data.
  • EGLE does not publish figures for a ZIP code with fewer than 5 test results.
  • EGLE says the map is not intended to decide whether a home should be tested: all homes should be tested.
  • ZIP code boundaries are postal delivery areas, not legal or administrative boundaries.
  • A ZIP code that crosses the county line is listed whole; its figures cover all of it.

Measured: Michigan EGLE data, About 10 years to 2026-05-15.

Van Buren County, Geology

The ground under Van Buren County

Predicted

Most of the ground under Van Buren County is one class on USGS's geologic map: 97.9% of its land is low radon potential, with 2.1% high. 97.9% of it lies in the area the map calls Lake Michigan Lobe Deposits, to which USGS gives a radon index of 8, in the low band (5 to 8).

USGS's geologic areas under Van Buren County
AreaThe rock, in USGS's wordsPotentialRadon indexShare of land
Lake Michigan Lobe DepositsSandy to clayey glacial deposits and some glacial lake deposits.Low897.9%
Saginaw Lobe Moraine AreaGlacial deposits derived from Sandstone and shale.High122.1%

Names, descriptions and indexes: U.S. Geological Survey, Geologic Radon Potential Map (2025). Shares: Radon411, from the map cut to the boundary.

Van Buren County beside the ground around it

On high-potential ground Van Buren County is close to Michigan as a whole: 2.1% of its land against 9.6%. Of the 5 counties that border it, 3 have more high-potential ground, St. Joseph County the most at 100%.

Share of land by USGS radon potential: Van Buren County, the 5 counties bordering it and Michigan
AreaEPA zoneLow potentialModerate potentialHigh potential
Van Buren CountyZone 397.9%None2.1%
Allegan CountyZone 391.3%8.7%None
Cass CountyZone 134.5%None65.5%
Kalamazoo CountyZone 114.1%2.3%83.6%
Berrien CountyZone 399.5%0.3%0.1%
St. Joseph CountyZone 1NoneNone100%
Michigan83 counties, pooled by land areaVaries45.0%44.3%9.6%

The map rates the ground, not the air in any home.

What it means

Van Buren County, Questions

Questions about radon in Van Buren County

Are radon levels high in Van Buren County?

Over the 2008 to 2017 laboratory totals, 18.0% of the radon tests reported to CDC for Van Buren County, Michigan were at or above 4 pCi/L, and the median reported pre-mitigation result was 1.9 pCi/L. Of 82 Michigan counties with 30 or more tests for the same period, 36 reported a higher share; pooled, the state comes to 26.9%.

Which counties border Van Buren County?

Van Buren County borders 5 counties: Allegan County, Cass County, Kalamazoo County, Berrien County and St. Joseph County.

Products

Van Buren County, Products

Testing a home in Van Buren County

In Van Buren County, 18.0% of 394 tests reported to CDC over the 2008 to 2017 laboratory totals reached 4 pCi/L, against 26.9% pooled across Michigan. Zone 3 is the lowest label, yet homes at or above 4 pCi/L occur in every zone: a short-term kit (2 to 90 days) is the quick first check in Van Buren County.

Test kits and monitors3

See every kit and monitor

Best radon monitors for Van Buren County homes, compared

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Van Buren County, Bordering counties

Counties bordering Van Buren County

Calculated by Radon411

Van Buren County, Cities and towns

Cities and towns in Van Buren County

The Census Bureau estimates 76,071 residents in Van Buren County for July 1, 2025, 497 more than in 2020 (+0.7%). That works out to 125 people per square mile of land. South Haven, the largest place on its list (4,002 residents in all), extends beyond Van Buren County, so no share of the total is worked out for it. Reported testing is thin here: 394 tests over 2008 to 2017, or 5.2 for every 1,000 residents (2025 estimate), where Michigan as a whole comes to 11.3.

From South Haven to Breedsville, CDC publishes no figure by town: each reads Van Buren County's.

The cities and towns in Van Buren County by residents, July 1, 2025
PlaceResidentsSince 2020Share of residents
South Havenextends beyond Van Buren County4,002+1.1%Counted whole
Paw Paw3,386+0.5%4.5%
Mattawan2,934+14.7%3.9%
Hartford2,448−2.5%3.2%
Bangor1,965−2.2%2.6%
Lawton1,861−1.4%2.4%
Decatur1,646−2.7%2.2%
Lawrence1,005−1.5%1.3%
Gobles830−2.1%1.1%
Bloomingdale528+1.7%0.7%
Breedsville197−2.5%0.3%

11 incorporated places, as listed in the U.S. Census Bureau’s 2020 place reference files. Residents: U.S. Census Bureau population estimates for July 1, 2025 (Vintage 2025). A place that extends beyond Van Buren County is counted whole, so it has no share.

Van Buren County, Homes

Homes in Van Buren County

Van Buren County is a place of houses on their own lots: 78% of its 37,243 homes are detached single-family houses, against 72% across Michigan. Half of its homes were built before 1977, close to Michigan's 1972: 33% date from before 1960 and 17% from 2000 or later. Owners live in 80% of the occupied homes (Michigan: 73%), so for most households a test and a fix are their own to order.

Homes in Van Buren County, Michigan, 2019 to 2023
HomesVan Buren CountyMichigan
Housing units37,2434,599,683
Detached houses78%72%
In buildings of 5 or more7%13%
Mobile homes12%5%
Built before 196033%36%
Built since 200017%15%
Middle year built19771972
Owner-occupied80%73%

Census Bureau, American Community Survey, 2019 to 2023: estimates from a sample of homes, looser for a small place. Shares by Radon411.