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Professional-grade construction calculators for contractors, homeowners, and DIYers.

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Popular Calculators

The most-used construction and home improvement calculators on the site.

Cubic Yard Calculator

Calculate cubic yards for concrete, gravel, mulch, topsoil, and fill dirt in any shape.

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Concrete Calculator

Find how many bags or cubic yards of concrete you need for slabs, footings, and columns.

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Gravel Calculator

Calculate how much gravel, crushed stone, or pea gravel you need for any project.

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Paint Calculator

Calculate gallons of paint needed for walls, ceilings, doors, or exterior surfaces.

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Mulch Calculator

Find bags or cubic yards of mulch for garden beds, paths, and landscaping areas.

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Brick Calculator

Estimate bricks and mortar needed for walls, patios, walkways, and garden borders.

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Flooring Calculator

Calculate square footage for tile, hardwood, laminate, or vinyl plank flooring.

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Calculate the exact square footage and number of sod rolls to cover your lawn area.

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This Week

Most Used Calculators

Roofing Calculator

Shingles · Squares · Pitch · Underlayment

Fence Calculator

Posts · Rails · Pickets · Linear Feet

Topsoil Calculator

Garden Beds · Lawn · Raised Beds

Stair Calculator

Rise · Run · Steps · Stringer Length

Deck Calculator

Boards · Joists · Posts · Beams

Lumber Calculator

Board Feet · Studs · Framing · Joists

Excavation Calculator

Foundations · Pools · Trenches · Volume

Retaining Wall Calculator

Blocks · Capstones · Backfill · Footings

Why InterCalculator

Built for Real Projects

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Instant Results

No waiting. Enter numbers, get results in milliseconds.

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100% Accurate

Every formula verified by construction professionals.

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Works On Site

Fully mobile optimized. Use on your phone at the job site.

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Always Free

No signup, no subscription, no paywall. Free forever.

🔄

Always Updated

Formulas checked and updated regularly for accuracy.

About InterCalculator

Making Construction Math Simple for Everyone

At InterCalculator, we build professional-grade construction calculators that help contractors, homeowners, and DIYers get accurate material estimates in seconds.

Our tools are trusted by thousands of professionals across the USA. From concrete slabs to roofing materials, we have every calculation covered.

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Calculators

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Calculations Done

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Free Forever

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From The Blog

Expert Tips & Construction Guides

Pro insights, how-to guides, and project tips from our construction team.

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