Missouri · Interior
Interior Painting cost in Missouri
Statewide pricing, permit posture and inspection sequence for interior painting in Missouri. Your city or county issues the actual permit — use the local links below to confirm fees.
Verified August 2026
Interior Painting cost in Missouri
$1,400 – $8,600
Most Missouri homeowners pay around $3,400, or $1.50–$4.50 per sq ft of floor area. Permit fees typically add $0–$0.
Permit: Usually no. Code adoption is local — local adoption of the irc; no statewide residential code.
Cost breakdown
| Budget scope | $1,400 |
|---|---|
| Typical project | $3,400 |
| Premium / complex | $8,600 |
| per sq ft of floor area | $1.50 – $4.50 |
| Permit fees | $0 – $0 |
| vs national baseline | -10% |
| Timeline | 2-5 days of work |
What is different about interior painting in Missouri
Permitting varies more within Missouri than between many states — St. Louis County municipalities can require full review while nearby unincorporated areas require little.
Owner-builder: Homeowner permits widely allowed. Interior Painting is one of the scopes a homeowner can more realistically permit themselves.
What drives the price
- Wall square footage and ceiling height
- Number of coats and color changes
- Trim, doors and ceilings included
- Drywall patching and prep
- Paint grade
Frequently asked questions
How much paint do I need for a room?
One gallon covers roughly 350 to 400 square feet per coat. Multiply wall length by ceiling height, subtract openings, then double it for two coats.
Sources
Sources & verification
Last verified August 2026. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing — they are not quotes. Permit rules change; confirm with the building department before starting work.