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Calculate Construction Materials Instantly

Skip the spreadsheets and ad-cluttered tools. Get estimated yardages, bag counts, and cost estimates calibrated for real job sites.

No Sign-UpInstant ResultsWaste Factored In

Project planning categories

Fencing

Plan connected runs, gates, posts, infill and concrete with 14 system and component tools.

Insulation

Estimate packs, layers, loose-fill bags and foam yield, then inspect thermal resistance with 10 tools.

Flooring & Tile

Plan rooms, rolls, cartons, tile surfaces, setting materials and cut geometry with 17 tools.

Tools Suite

Featured Calculators

5 Featured Calculators
Foundations & Flatwork

Concrete Slab Calculator & Yardage Estimator

Free concrete slab calculator and yardage estimator. Calculate cubic yards, ready-mix truckloads, bagged mix counts, and total project costs instantly.

10% Waste BufferCalculate now →
Landscaping & Bulk

Mulch Calculator & Material Estimator

Use our mulch calculator to find estimated yards, cubic feet, and bags needed. Works for wood mulch, bark, rubber mulch, and bulk orders.

Volume ConversionCalculate now →
Earthwork & Lawns

Topsoil, Fill Dirt, and Raised Bed Calculator

Free topsoil, fill dirt, and raised bed soil calculator. Estimate cubic yards, tons, and bags for lawns, grading, and garden beds with reliable planning estimates.

Cubic Yards & TonsCalculate now →
Framing & Carpentry

Deck Board Calculator & Material Estimator

Deck board calculator for board counts, linear footage, joists, gap spacing, and waste on wood or composite layouts. Free and fast.

Joists + BoardsCalculate now →
Roofing & Pitch

Roof Pitch & Angle Calculator

Calculate roof pitch, slope angle in degrees, rafter lengths, and shingle squares with our contractor-grade roof pitch calculator and estimator.

Squares & BundlesCalculate now →
Specialized Contractor Tools

Dedicated Roofing, Framing, Earthwork & Lawn Calculators

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Squares & Bundles

Roofing Calculator

Estimate total roofing squares, shingle bundles, underlayment rolls, drip edge, ridge cap, and material costs for gable, hip, and shed roofs.

Material Takeoffs & Waste→
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Framing Geometry

Rafter Length Calculator

Calculate exact common rafter line length, rise, run, ridge deduction, eave overhang tail length, plumb cuts, and seat angles.

Rafter Line Run & Angles→
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Framing & Cost

Deck Cost Calculator

Estimate total project costs, framing lumber, railings, stairs, and labor rates for wood or composite decks.

Material & Labor Budgets→
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Beds & Planters

Raised Bed Soil Calculator

Calculate exact volume, settling allowances, retail bag counts, and custom soil-to-compost recipe ratios.

Multi-bed & Mix Ratios→
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Grading & Subbase

Fill Dirt Calculator

Estimate cubic yards, compaction shrinkage factors, haulage tonnage, and dump truck loads for backfill.

Compaction & Truckloads→
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Turf & Leveling

Lawn Topdressing Calculator

Calculate topdressing soil, sand, or compost volume for lawn leveling, core aeration, and turf overseeding.

Agronomy Rates & Bags→
Contractor Standard

Why Field Pros Use RealCalc

Designed to eliminate costly ordering shortages and messy job-site guesswork.

Built-in Waste Allowances

Real jobs aren't laboratory experiments. We automatically calculate recommended safety buffers for spillage, cuts, and irregular excavations.

Both Bulk & Bagged Units

Order ready-mix by the yard or pick up 80lb/60lb bags from the home center. Material quantities in the units contractors actually buy.

Zero Ads or Popups

No 30-second video ads, no newsletters blocking your screen on the lumberyard checkout line. Fast, responsive, and distraction-free.

Field Knowledge

Calculator Guides & Field Notes

Explore all guides →
Concrete6 min read
Field Reference #01

How to Calculate Concrete for a Driveway

Learn the exact process contractors use to estimate materials for large driveway pours, including waste factors and sub-base thickness.

Read complete guide →
Landscaping5 min read
Field Reference #02

Mulch Depth Guide: How Deep Should You Go?

The right mulch depth prevents weeds, retains moisture, and protects roots. Learn recommended depths for flowers, trees, and ground cover.

Read complete guide →
Decking7 min read
Field Reference #03

Deck Framing 101: Joist Spacing & Board Layout

Proper joist spacing is critical for a safe deck. Master 12" vs 16" on-center spacing and learn when to check composite board span ratings.

Read complete guide →

More Calculators Coming Soon

We are actively expanding our trade library with new tools for framing, asphalt, drywall, and masonry. Explore our current calculators and field guides in the library.

Explore Calculator Library →