Frostline.info

Frost line depth in Indiana

Estimated frost depth in typical soil runs from 25″ to 39″ across Indiana's 93 counties. Pick your county or enter a ZIP code for a local estimate.

Deepest frost

  1. Jasper County 39″
  2. Fulton County 39″
  3. Miami County 38″
  4. Tippecanoe County 38″
  5. Howard County 38″

Mildest

  1. Vanderburgh County 25″
  2. Spencer County 26″
  3. Warrick County 26″
  4. Switzerland County 26″
  5. Ohio County 27″

Frost depth by county

CountyEst. frost (typical soil)Typical code range
Adams County36″30–48″
Allen County37″30–48″
Bartholomew County32″30–42″
Benton County37″30–48″
Blackford County36″30–48″
Boone County37″30–48″
Brown County33″30–42″
Carroll County36″30–48″
Cass County38″30–48″
Clark County29″24–36″
Clay County34″30–42″
Clinton County37″30–48″
Crawford County30″24–42″
Daviess County29″24–36″
Dearborn County30″24–42″
Decatur County33″30–42″
DeKalb County37″30–48″
Delaware County37″30–48″
Dubois County29″24–36″
Elkhart County36″30–48″
Fayette County36″30–48″
Floyd County30″24–42″
Fountain County35″30–48″
Franklin County34″30–42″
Fulton County39″30–48″
Gibson County29″24–36″
Grant County37″30–48″
Greene County30″24–36″
Hamilton County36″30–48″
Hancock County36″30–48″
Harrison County29″24–36″
Hendricks County35″30–42″
Henry County37″30–48″
Howard County38″30–48″
Huntington County36″30–48″
Jackson County31″30–42″
Jasper County39″30–48″
Jay County36″30–48″
Jefferson County28″24–36″
Jennings County29″24–36″
Johnson County35″30–42″
Knox County31″24–42″
Kosciusko County37″30–48″
La Porte County37″30–48″
LaGrange County37″30–48″
Lake County36″30–48″
LaPorte County37″30–48″
Lawrence County32″30–42″
Madison County37″30–48″
Marion County34″30–42″
Marshall County37″30–48″
Martin County29″24–36″
Miami County38″30–48″
Monroe County33″30–42″
Montgomery County37″30–48″
Morgan County34″30–42″
Newton County38″30–48″
Noble County37″30–48″
Ohio County27″24–36″
Orange County31″24–42″
Owen County34″30–42″
Parke County33″30–42″
Perry County27″24–36″
Pike County28″24–36″
Porter County37″30–48″
Posey County29″24–36″
Pulaski County38″30–48″
Putnam County33″30–42″
Randolph County37″30–48″
Ripley County30″24–42″
Rush County36″30–48″
Scott County30″24–36″
Shelby County36″30–48″
Spencer County26″24–36″
St. Joseph County37″30–48″
Starke County38″30–48″
Steuben County37″30–48″
Sullivan County32″30–42″
Switzerland County26″24–36″
Tippecanoe County38″30–48″
Tipton County38″30–48″
Union County35″30–42″
Vanderburgh County25″24–30″
Vermillion County33″30–42″
Vigo County34″30–42″
Wabash County38″30–48″
Warren County37″30–48″
Warrick County26″24–36″
Washington County31″24–42″
Wayne County37″30–48″
Wells County36″30–48″
White County37″30–48″
Whitley County37″30–48″

Common questions

What is the frost line depth in Indiana?

It ranges from about 25 inches in the mildest county to 39 inches in the coldest, in typical soil.

Which Indiana county has the deepest frost?

Jasper County, at about 39 inches in typical soil.