Missouri Price Guide

Missouri Radon Mitigation Cost by County

Compare typical local price ranges for basement, slab, and crawl space systems. Start with your county if you already have a radon result and need realistic quote context.

Fastest Start

Use ZIP Instead of Scrolling

If you know the property ZIP, jump straight to the right county estimate instead of browsing the full state list.

Validate the Risk

Check MO Radon Levels

If you do not have a confirmed radon result yet, review EPA zone context before you compare mitigation pricing.

Browse Counties

Jump to County Pricing

Open your county if you already know the area and just need a local basement, slab, or crawl-space price range.

Adair County Andrew County Atchison County Audrain County Barry County Barton County Bates County Benton County Bollinger County Boone County Buchanan County Caldwell County Callaway County Camden County Cape Girardeau County Carroll County Carter County Cass County Cedar County Chariton County Christian County Clark County Clay County Clinton County Cole County Cooper County Crawford County Dade County Dallas County Daviess County DeKalb County Dent County Douglas County Franklin County Gasconade County Gentry County Greene County Grundy County Harrison County Henry County Hickory County Holt County Howard County Howell County Iron County Jackson County Jasper County Jefferson County Johnson County Knox County Laclede County Lafayette County Lawrence County Lewis County Lincoln County Linn County Livingston County Macon County Madison County Maries County Marion County McDonald County Mercer County Miller County Moniteau County Monroe County Montgomery County Morgan County Newton County Nodaway County Oregon County Osage County Ozark County Perry County Pettis County Phelps County Pike County Platte County Polk County Pulaski County Putnam County Ralls County Randolph County Ray County Reynolds County Ripley County Saline County Schuyler County Scotland County Shannon County Shelby County St. Charles County St. Clair County St. Francois County St. Louis County St. Louis County Ste. Genevieve County Stone County Sullivan County Taney County Texas County Vernon County Warren County Washington County Wayne County Webster County Worth County Wright County

MO Radon Levels by County View EPA zone data and risk classifications

How to Test for Radon Complete homeowner's testing guide

Why Does Cost Vary in Missouri?

Price ranges across Missouri move with local labor rates, permit friction, roofline routing, and foundation type. County pages narrow this down for homeowners comparing basement, slab, or crawl space mitigation after a confirmed radon reading.