BasementSoil

Soil and foundation risk by city

2173 cities and towns, each with the soil values for the ground underneath and what they mean for the way houses are built there. Only places with more than one ZIP code get a page — below that there is nothing to say that the county page does not already say better.

Alabama 50

Alaska 6

Arizona 46

Arkansas 39

California 312

Colorado 43

Connecticut 32

Delaware 4

District of Columbia 3

Florida 172

Georgia 77

Hawaii 7

Idaho 12

Illinois 59

Indiana 33

Iowa 23

Kansas 14

Kentucky 34

Louisiana 42

Maine 15

Maryland 47

Massachusetts 59

Michigan 76

Minnesota 25

Mississippi 35

Missouri 25

Montana 9

Nebraska 13

Nevada 20

New Hampshire 11

New Jersey 49

New Mexico 17

New York 75

North Carolina 66

North Dakota 10

Ohio 51

Oklahoma 32

Oregon 15

Pennsylvania 69

Rhode Island 6

South Carolina 38

South Dakota 7

Tennessee 49

Texas 156

Utah 17

Vermont 10

Virginia 73

Washington 40

West Virginia 11

Wisconsin 32

Wyoming 7

Page data updated