cost per sf for housewash
$0.48. Get an INSTANT estimate of the cost to Power Wash House! Our free calculator uses recent, trusted data to estimate costs for your House Power Washing project. For a basic 500 square feet project in zip code 47474, the benchmark cost to Power Wash House ranges between $0.28 - $0.48 per square foot* .To estimate costs for your project:1. Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased.or a basic 500 square feet project in zip code 47474, the benchmark cost to Power Wash House ranges between $0.28 - $0.48 per square foot* .