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Construction

Paint Calculator

Calculate the total paint required for your interior or exterior painting project by inputting surface dimensions, number of coats, and paint coverage. Account for windows and doors, add primer calculation, estimate costs, and apply waste factors for accurate planning.

Specialized Calculators

Choose from 5 specialized versions of this calculator, each optimized for specific use cases and calculation methods.

Calculation Type

1 calculator

Specialized calculation methods for specific needs

Quick Estimate
Quick Paint Estimator | Simple Paint Calculator
Quickly estimate paint needs with simplified inputs and reasonable defaults for standard room painting.
simplefastbeginner-friendly
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Application

3 calculators
Interior Walls
Interior Wall Paint Calculator | Estimate Wall Paint Needed
Calculate how much paint you need for interior walls based on room dimensions and paint type.
interiorwallsroom
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Ceiling
Ceiling Paint Calculator | Estimate Ceiling Paint Needed
Calculate the amount of paint needed specifically for ceiling surfaces.
ceilinginterioroverhead
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Exterior
Exterior Paint Calculator | House Exterior Paint Estimator
Calculate paint needed for exterior walls, siding, and surfaces of your home.
exteriorhouseoutdoor+1
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Surface

1 calculator
New Drywall
New Drywall Paint Calculator | Paint for New Construction
Calculate paint needed for new drywall installation including primer and multiple coats.
drywallnew constructionprimer
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Related Calculators

4 calculators

Explore more construction calculators

Square Footage Calculator
Calculate square footage and area conversions for various shapes including price calculations.
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Concrete Calculator
Estimate concrete volume for slabs, footings, columns, and stairs.
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Flooring Calculator
Estimate the amount of flooring material needed for your room.
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Tile Calculator
Estimate tiles needed for flooring, walls, or backsplashes, including waste.
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