Cost To Power Wash House 2024. While there are a few factors to take into consideration when trying to determine how much it will cost to pressure wash your house, the average cost for most homeowners is. Many power wash companies will give you a flat price in the $250 to $750 range, regardless of the size of your home or how many square feet of siding.
Many power wash companies will give you a flat price in the $250 to $750 range, regardless of the size of your home or how many square feet of siding. The cost to power wash a house depends on the choice between diy or hiring a professional power wash service.