Painting is one of the most cost-effective ways to refresh your home, whether you’re updating the interior or boosting curb appeal with a new exterior finish. But costs can vary greatly depending on whether you’re painting inside or outside. This guide explains the average cost of painting a house interior vs exterior, what affects those prices, and how to estimate your own project.
Interior Painting Costs
Interior painting usually costs $2 to $6 per square foot in 2025.
Factors That Influence Interior Painting Costs
- Room size and ceiling height: Tall ceilings add labor and materials.
- Trim and detail work: Baseboards, crown molding, and doors raise costs.
- Condition of walls: Repairs, patching holes, or removing old wallpaper increase prep time.
- Paint quality and finish: Premium paints last longer but can double material costs.
Average Room Costs
- Bedroom: $300 – $1,000
- Living room: $600 – $2,000
- Kitchen: $500 – $1,500
- Whole house (2,000 sq. ft.): $4,000 – $12,000 depending on scope
Exterior Painting Costs
Exterior painting generally costs $1.50 to $4.00 per square foot, but total projects often exceed interior costs because of prep work and safety measures.
Factors That Influence Exterior Painting Costs
- Home size and stories: Two-story homes need scaffolding or lifts.
- Siding type: Stucco and wood require more prep than vinyl.
- Condition of siding: Power washing, scraping, caulking, or repairs add labor.
- Paint type: Exterior paints must resist weather and UV damage, so they are typically more expensive.
Average Exterior Project Costs
- Small single-story home: $3,000 – $5,000
- Medium two-story home (2,000 sq. ft.): $5,000 – $9,000
- Large 3,000 sq. ft. home with premium paint: $9,000 – $12,000+
Interior vs Exterior: Side-by-Side Comparison
Here’s a quick look at the average cost of painting a house interior vs exterior:
| Home Size | Interior Painting (per sq. ft.) | Exterior Painting (per sq. ft.) | Typical Total Project Cost |
|---|---|---|---|
| 1,500 sq. ft. | $3,000 – $7,500 | $2,250 – $6,000 | Interior often slightly higher |
| 2,000 sq. ft. | $4,000 – $12,000 | $3,000 – $8,000 | Exterior can cost more with prep |
| 3,000 sq. ft. | $6,000 – $18,000 | $4,500 – $12,000+ | Large homes show biggest spread |
DIY vs Professional Costs
- DIY Interior: Paint and supplies may cost $200 – $600 per room, but results depend on skill and time.
- DIY Exterior: Materials for a 2,000 sq. ft. home may be $1,000 – $1,500, but exterior work is physically demanding and requires safety equipment.
- Professional Painting: Contractors typically charge 60–70% labor, but they deliver speed, warranties, and consistent quality.
Hidden and Extra Costs
When comparing interior vs exterior painting, remember to include:
- Prep work: sanding, priming, power washing.
- Repairs: siding replacement, drywall patching.
- Equipment: ladders, scaffolding, sprayers.
- Permits: some areas require exterior permits.
- Cleanup and disposal: often included in professional quotes.
👉 For a tailored estimate on your project, try the House Cost Estimator to calculate painting costs specific to your home.
ROI: Painting and Home Value
- Interior painting can return 60%+ at resale, especially with neutral colors.
- Exterior painting boosts curb appeal and offers 50–70% ROI, making it one of the top home improvements before selling.
How Often Should You Repaint?
- Interior: every 5–10 years depending on traffic and wear.
- Exterior: every 7–15 years depending on climate and paint quality.
FAQs About Painting Costs
Is interior painting cheaper than exterior painting?
Per square foot, exterior painting often costs less, but total exterior jobs are usually more expensive due to prep and equipment.
How much does it cost to paint a 2,000 sq. ft. house inside and out?
Interior: $4,000 – $12,000. Exterior: $5,000 – $9,000 depending on siding and prep.
Which adds more resale value, interior or exterior painting?
Both are valuable. Interior sets the tone for buyers, while exterior drives first impressions.
Is it worth hiring professionals?
Yes—especially for exteriors where safety and durability matter most.
Final Thoughts
The average cost of painting a house interior vs exterior depends on size, condition, prep, and whether you DIY or hire professionals. Interior jobs often run higher per square foot, while exteriors involve more prep and safety costs.