House foundations crack for several reasons. The cause often determines the necessary repair method, if repairs are needed at all. The foundation’s construction can sometimes be at fault.

The century-old building we occupy in downtown Easton, Pennsylvania, has a foundation and walls that are thoroughly cracked ... DeFranco demonstrated the repair method using ordinary tools ...

If foundation repairs are required, the cost can range from $1,000 for a simple crack repair to $35,000 or more for replacement of an entire basement. It all depends on the size of the house ...