Paint Calculator

Room 1

Length (ft)

Width (ft)

Height (ft)

Doors

Windows

Paint Options

Number of Coats

Coverage (sqft/gallon)

Price per Gallon ($)

PrimerInclude primer

Gallons Needed

(1.7 exact)

Paintable Area

301.0 sqft

Total Cost

$95.00

Area Breakdown

Total Wall Area352.0 sqft

Doors (1 x 21 sqft) + Windows (2 x 15 sqft)-51.0 sqft

Paintable Area301.0 sqft

Paintable (86%)

Doors/Windows (14%)

Cost Breakdown

Paint: 2 gallons x $35.00$70.00

Primer: 1 gallon x $25.00$25.00

Total Material Cost$95.00

Paint Coverage Reference

Paint Type	Coverage	Notes
Interior Flat/Matte	350-400 sqft/gal	Best for ceilings, low-traffic areas
Interior Eggshell	350-400 sqft/gal	Good all-purpose, easy to clean
Interior Semi-Gloss	350-400 sqft/gal	Kitchens, bathrooms, trim
Exterior Latex	250-350 sqft/gal	Lower coverage on rough surfaces
Primer/Sealer	300-350 sqft/gal	First coat on new surfaces
Textured Paint	150-200 sqft/gal	Much thicker application

Painting Tips

Buy Extra

Always buy 10-15% extra for touch-ups and waste

Two Coats Recommended

Two coats provide better coverage, durability, and color depth

Primer First

Use primer on new drywall, dark colors, or stained surfaces

Surface Prep

Clean, sand, and patch walls before painting for best results