Rows For a basic project in zip code square feet, the cost to Paint a Bedroom starts at $. $. per square foot. Actual costs will depend on job size, conditions, size options. To estimate costs for your project . Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased. ..Specialty painting by the hour costs between $ to $ on average. Paint might range between $ to $, costing an additional $ to $ per hour. The painter’s skill and experience are also determining factors in the cost of specialty painting..