Painting Quotes Look Simple. They're Not.
From the outside, quoting a painting job seems straightforward — measure the walls, pick a color, give a price. In reality, painting estimates have more variables than most trades: wall condition, ceiling height, trim detail, number of coats, furniture moving, and the customer's expectations about what "painting a room" actually includes.
Nailing the quote means pricing every variable, not just the square footage.
Per-Room vs. Per-Square-Foot: When to Use Each
Per-room pricing is the standard for residential interiors. Customers understand it intuitively, and it simplifies your estimating process for standard rooms:- Standard bedroom (10×12, 8-ft ceilings, 2 coats walls + ceiling): $350–$600
- Master bedroom (14×16): $500–$800
- Bathroom (small, lots of cut-in work): $300–$550
- Kitchen (cabinets excluded): $400–$700
- Living room / great room (varies widely): $600–$1,200
These ranges assume normal wall condition, two coats of quality latex, and basic masking/drop cloth protection. Adjust up for dark-to-light color changes (extra coats), textured ceilings, or high walls requiring scaffolding.
Per-square-foot pricing is better for exterior work and commercial jobs where rooms aren't the natural unit:- Interior walls: $2.50–$4.50/sq ft (painted surface area)
- Exterior siding: $1.50–$3.50/sq ft
- Exterior trim: $3–$6/linear ft
For large residential interiors (whole-house repaints), many painters quote per square foot of living space as a shortcut: $2–$5/sq ft of floor area for walls and ceilings. A 2,000 sq ft home repaint would quote $4,000–$10,000 depending on condition and finishes.
Prep Work: Where Quotes Go Wrong
Prep is 60%–80% of the actual work on most repaint jobs, and it's where underquoting happens. Customers see "painting" and think roller-on-wall — they don't see the hours of patching, sanding, caulking, and masking that make a quality result possible.
Quote prep as its own line item or build it into your per-room rate at realistic hours:
- Light prep (clean walls, minor nail hole fill, basic masking): included in standard rate
- Medium prep (multiple patches, caulking gaps, sanding rough surfaces): add 25%–40% to room price
- Heavy prep (wallpaper removal, skim coating, lead paint encapsulation, water damage repair): add 50%–100% or quote separately
Wallpaper removal alone runs $1–$3/sq ft and can take longer than the painting itself. Always assess wall condition in person before quoting.
Exterior vs. Interior: Different Cost Structures
Exterior painting involves more variables, higher risk, and greater material consumption:
- Surface prep is more intensive. Power washing ($0.15–$0.50/sq ft), scraping loose paint, priming bare wood, caulking gaps around windows and trim.
- Weather dependency. You lose days to rain and can't paint below 50°F (for most products). Build weather delays into your timeline.
- Equipment costs are higher. Extension ladders, scaffolding rental ($150–$400/week), and lift rental for multi-story work ($250–$600/day).
- Material use is higher. Exterior surfaces absorb more paint. Budget 350–400 sq ft per gallon on exterior siding vs 400–450 sq ft on smooth interior walls.
A typical exterior repaint for a 2,000 sq ft two-story home runs $4,000–$8,000. Multi-color schemes with significant trim detail push toward the higher end.
Trim and Detail Pricing
Trim work is slow, detail-oriented, and should be priced accordingly. Don't bundle it into wall pricing — it deserves its own line:
- Base trim: $1.50–$3.00/linear ft
- Crown molding: $2–$4/linear ft
- Door (both sides, including frame): $75–$150 each
- Window frame and sill: $50–$100 each
- Stair railings/spindles: $4–$8 per spindle, $3–$5/linear ft for railing
- Kitchen cabinets (painted): $75–$150 per cabinet face (or $3,000–$7,000 for a full kitchen)
Cabinet painting is its own specialty. It requires proper degreasing, sanding, priming, and usually spraying for a smooth finish. Never price cabinets like walls — the per-hour labor rate should be 30%–50% higher due to the precision required.
Building the Professional Quote
Every painting quote should include:
TradeKit lets you build itemized painting quotes with room-by-room breakdowns, send them to the customer digitally, and collect the deposit online — all before you leave the walkthrough.
Mistakes Painters Make on Quotes
- Estimating from memory. Measure every room. That "standard bedroom" might be 14×18 with a vaulted ceiling.
- Not charging for color changes mid-job. If the customer picks a new color after you've started, that's a change order — minimum $150 per room for re-coating.
- Absorbing paint cost increases. Premium paint runs $50–$75/gallon. Quote with current prices and specify the product.
- Underpricing ceilings. Ceiling painting is slower, messier, and harder on the body. Price it separately at 1.5x–2x the wall-only rate per square foot.
The Bottom Line
Painting margins live and die in the details — prep time, trim work, and accurate room measurements. Quote each component honestly, present it professionally, and resist the temptation to round down "just to get the job." A well-documented painting quote builds customer confidence and protects your profit on every room.