Interior Painting cost in St. Louis, MO
St. Louis, MO · updated August 2026
$3,800
Typical local cost
$1,500 – $9,500
Typical range
- per sq ft of floor area
- $2 – $5
- Permit
- Usually no
- Typical timeline
- 2-5 days of work
Installed, local pricing
$0 – $0 in fees
2-5 days of work
St. Louis runs 0% against the U.S. average · data confidence Medium · modeled estimate, not a quote
Most St. Louis homeowners pay around $3,800. The local adjustment for this trade is x1.002 — driven mainly by St. Louis City labor rates and 5% exposure to local code requirements.
Estimate your St. Louis job
Priced with this market's cost index, so the calculator, the size table and the ranges on this page all agree.
Paint needed
2.3 gallons
2 coats
- Paintable area
- 396 sq ft
- Buy
- 3 gallons
- Primer (1 coat)
- 1.2 gallons
- Paint cost estimate
- $103 – $211
Estimates only. Local pricing, site conditions and code requirements change the real number.
Cost by project size
Generated from the same unit pricing the calculator uses.
| Project size | Estimated range |
|---|---|
| 700 sq ft of floor area | $1,400 – $3,500 |
| 900 sq ft of floor area | $1,800 – $4,500 |
| 1,100 sq ft of floor area | $2,200 – $5,500 |
| 1,500 sq ft of floor area | $3,000 – $7,500 |
| 1,900 sq ft of floor area | $3,800 – $9,500 |
Based on St. Louis pricing of $2–$5 per sq ft of floor area.
Where the money goes
- Labor
- $3,000
- 79% of median
- Materials
- $800
- 21% of median
- Permit & fees
- $0
- 0% of median
St. Louis project costs+0% vs U.S. average
Based on St. Louis City labor rates, local material logistics and permit-fee posture for this trade.
What the project looks like start to finish
Typical sequence for this scope. Timing varies with contractor backlog and plan-review queues.
01
Planning & quotes
Scope, material choice, contractor selection
02
Scheduling
No permit typically required for this scope
03
Materials & staging
Order lead time on non-stock materials
04
Installation
2-5 days of work
05
Closeout
Final sign-off, warranty and documentation
St. Louis labor intelligence
What the trade charges here, and how much of your price it is.
Loaded hourly rate
$51–$66
Interior crews in St. Louis City · 0% vs U.S. ($58/hr)
Typical crew
2 × 3 days
On-site time for a typical interior paint job here.
Labor in the price
$3,000
78% of the median — the rest is material, disposal and permit.
Because labor is 78% of this job, St. Louis wage levels move the price far more than material prices do. A quote well under this labor figure usually means a smaller crew, a longer schedule, or unlicensed help.
Basis: Hometriva labor model: national interior crew rates adjusted by the St. Louis City labor factor (x1.000). · BLS Occupational Employment and Wage Statistics, Hometriva methodology
Why St. Louis differs from the national average
The local delta, broken into dollars by driver.
Basis: Decomposition of the modeled St. Louis median against the U.S. median for this scope. · City of St. Louis building department, Hometriva methodology
St. Louis vs Missouri vs the U.S.
Change the inputs, see your number
The same local model, run against your job instead of the average one.
Simulated interior painting in St. Louis
$3,800
Likely range $1,500 – $9,500
Simulated from the same local model as the numbers above — it changes the inputs, not the pricing method.
What makes the number move
- Wall square footage and ceiling height
- Number of coats and color changes
- Trim, doors and ceilings included
- Drywall patching and prep
- Paint grade
Who issues each permit
Tracked per discipline — the building permit issuer is not always the body that reviews electrical, plumbing, zoning or fire.
| Discipline | Issuing authority |
|---|---|
| building | City of St. Louis building departmentModeled estimate |
| electrical | City of St. Louis building departmentModeled estimate |
| mechanical | City of St. Louis building departmentModeled estimate |
| plumbing | City of St. Louis building departmentModeled estimate |
| zoning | City of St. Louis building departmentModeled estimate |
| fire | City of St. Louis building departmentModeled estimate |
Permit requirement in St. Louis
Usually no permit is required in St. Louis, but zoning rules such as setbacks and HOA approval can still apply.
- Permitting authority
- City of St. Louis building departmentModeled estimate
- Permit fee
- Estimated allowance $0–$0Modeled from comparable fee schedules — not an official quoted fee.
Local conditions that change this job
Only the exposures that materially affect interior painting.
Humidity
High62/100
The city is independent of St. Louis County, so the permitting authority differs on either side of the city line for identical projects.
Nearby market comparison
| Market | Local factor | Median | Per sq ft of floor area |
|---|---|---|---|
| St. Louis (this page) | x1.002 | $3,800 | $2 – $5 |
| Kansas City | x0.979 | $3,700 | $2 – $5 |
| Indianapolis | x0.956 | $3,600 | $1.50 – $5 |
| Louisville | x0.945 | $3,600 | $1.50 – $4.50 |
What St. Louis homeowners actually paid
Real reported invoices from this market, aggregated. Add yours — it takes 20 seconds and no personal details.
Quotes homeowners were given in St. Louis
Quotes run ahead of final invoices. Reporting yours shows the local spread and where there is room to negotiate.
How Hometriva estimates St. Louis interior paint costs
Hometriva does not publish invented city prices. The St. Louis estimate for interior painting is produced by this chain, and every input is stored separately:
- National baseline$3,800
Typical U.S. cost for interior painting on a single-family home.
- Local labor factorx1.000
St. Louis-area trade labor rates, weighted at 78% of this job.
- Material factorx1.000
Material and delivery pricing into St. Louis City, weighted at 22%.
- Regulatory factorx1.041
Local code, product-approval and inspection load, applied at 5% for this project type.
- Applied multiplierx1.002
Blended St. Louis adjustment specific to interior painting.
- Permit component$0 – $0
Budgeted separately from the contract price because it is paid to the jurisdiction.
Because labor, material and regulatory factors are weighted per project, interior painting in St. Louis carries a different local adjustment than other trades in the same market.
Reviewed by
Hometriva Cost Data Desk
Maintains the unit-cost baselines, local adjustment factors and material pricing. Reviewed for interior painting pricing in St. Louis, MO.
- • National unit-cost baselines against current trade pricing
- • Local labor and materials factors for the market
- • Material installed-cost ranges and service life
Last reviewed August 2026 · Editorial standards · Report an error
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
- City of St. Louis building department
- St. Louis permit portal
- Missouri Division of Fire Safety
- BLS Occupational Employment and Wage Statistics
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.