How much will closing on a house cost you? An average of over $13,000 USA Today ran a story this year detailing the average costs of closing on a home in the U.S. And the figures aren't for the faint-hearted. They report an average of $13,357 for homes with a median value of $210,200 and $4,985 for important home preparation projects. Data from Closing Corp suggests that the average closing cost in Maryland is 2.93%-3.9% of the home’s final sale price. The average list price in Maryland today is $365,000 (via Redfin), which means that the average closing cost is $10,700-$14,200. “In Maryland, altogether it’s usually around 4% of the home’s purchase price - it depends.