What drives the price of an exterior house painting
An exterior repaint is priced by substrate, height, and weather first — wood, fiber cement, stucco, and brick each take different prep and primer, and on pre-1978 homes lead-safe rules change the whole job.
Here are the cost drivers that decide whether this job makes money — build each into your quote:
Substrate-specific prep and primer
Wood needs scraping, sanding, and spot-priming; fiber cement needs the right primer and caulk; stucco needs crack repair and masonry product; brick may need nothing or a specialty coating. Identify the substrate and price its prep and primer specifically.
Extent of failing paint
A house with widespread peeling and chalking is a scrape-and-prime project; a sound five-year-old surface is a clean recoat. The percentage of failing surface, not the square footage, drives the prep hours.
Height and staging
Each added story multiplies labor — ladders, scaffolding or a lift, slower safe pace, and harder cut-in at the eaves and peaks. A three-story with steep grade access is not a one-story rate times three.
Lead-safe (RRP) on pre-1978 homes
On older homes, disturbing exterior paint can trigger lead-safe work practices — containment, specific methods, cleanup, and disposal. Confirm current RRP requirements; where they apply, price the added process and time rather than skipping it.
Weather window and scheduling
Exteriors live on a weather clock — temperature, humidity, and rain all stop the work. Build schedule float and the cost of stop-start days into seasonal pricing.
A method that protects your margin
- Identify the substrate and price its specific prep and primer.
- Estimate the percentage of failing surface and price the scrape-and-prime hours.
- Add a height/staging multiplier for multi-story work.
- Build lead-safe process and disposal into pre-1978 jobs where triggered.
- Add a weather buffer to the schedule and the price.
A worked example
A weathered two-story cedar home with 60% peeling paint and a pre-1978 build is a scrape-prime-and-lead-safe project with staging on every elevation. A five-year-old single-story in fiber cement is a clean recoat. Same neighborhood, very different numbers — price the substrate, the failing-paint extent, the height, and the lead-safe process, not a flat per-foot rate.
Numbers are illustrative to show the method — your real costs and local market differ. Price from your own books.
Common mistakes pricing an exterior house painting
- Pricing every substrate the same instead of matching prep and primer to wood, fiber cement, stucco, or brick.
- Quoting off square footage instead of the percentage of failing surface.
- Applying single-story rates to multi-story staging and access.
- Skipping or under-pricing lead-safe process on pre-1978 homes.
Stop pricing from memory
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FAQ
Because each surface needs different prep, primer, and product — scraping and priming bare wood is far more labor than recoating sound fiber cement. Pricing 'exterior paint' as one rate ignores the substrate that drives the work.
On pre-1978 homes, confirm current lead-safe (RRP) requirements for your work; where they apply, the containment, methods, cleanup, and disposal are real added cost and time that belong in the price — not a corner to cut.