The average cost of a home inspection is between $300 and $500, according to the U.S. Department of Housing and Urban Development. A Wisconsin inspector explains the process of examining a home and which issues may come up in the report. The average cost of a home inspection is between $300 and $500, according to the U.S. Department of Housing and Urban Development. A Wisconsin inspector explains the process of examining a home and which issues may come up in the report.