Cost to Paint a Basement Paint a Basement Costs Zip Code Basic Best Paint a Basement – Installation Cost $225.00 – $240.00 $450.00 – $525.00 Paint a Basement – Total $305.00 – $340.00 $610.00 – $705.00 Paint a Basement – Total Average Cost per Square Ft. $3.23 $6.58 Click to see full answer. Correspondingly, how much does it cost to paint a 12×12 room?Average Cost To Paint A Room. Painters charge $300 to $1,000 per room on average, depending on the size. The average cost to paint a 12×12 room is $400 to $950.Likewise, how much do I charge to paint? Labor costs for painting vary widely, depending on region, season, type of painting project, and experience level. On an average, you can expect to pay around $50 per hour for house painting projects. However, highly experienced painters can charge up to $70 per hour for specialty projects like murals. Also know, how much does it cost to paint a 500 sq ft room? Interior Painting Cost Per Square Foot For an entire 2,300 square foot home, expect to pay between $4,000 and $11,000. For a single room, you’ll spend anywhere from $200 to $1,000. Painting is one of the quickest and easiest ways to give your home’s interior a facelift with dramatic results.How much does it cost to paint walls?The average cost to paint the interior of a house falls between $1.50 and $3.50 per square foot. If you’re doing the ceilings, walls and trim, the cost per square foot will likely fall between $3 and $4. If there is damage to the walls that needs to be repaired before painting can proceed, you’ll pay extra.