Construction Calculators

Free construction calculators for concrete, tile, flooring, lumber, roofing, and more. Calculate materials and costs for your building projects.

Concrete Calculator - Calculate Concrete Volume

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Calculate concrete volume for slabs, footings, columns, and tubes. Get accurate estimates in cubic yards, cubic meters, and bags needed.

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Drywall Calculator - Calculate Drywall Sheets

Calculate drywall sheets needed for walls and ceilings. Estimate materials including tape, mud, and screws for your project.

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Flooring Calculator - Calculate Flooring Materials

Calculate flooring materials for hardwood, laminate, vinyl, carpet, and tile. Estimate square footage, boxes needed, and project costs.

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Insulation Calculator - Calculate Insulation Materials

Calculate insulation materials for attics, walls, and crawl spaces. Estimate batts and blown-in insulation by R-value.

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Lumber Calculator - Calculate Board Feet & Lumber Cost

Calculate board feet, linear feet, and lumber costs instantly. Estimate lumber for framing, decking, and construction projects.

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Paint Calculator - Calculate Paint & Primer

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Calculate paint and primer needed for interior and exterior projects. Estimate gallons, coats, and costs for walls, ceilings, and trim.

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Roofing Calculator - Calculate Roofing Materials

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Calculate roofing materials, shingles, and costs instantly. Estimates for gable, hip, and flat roofs with waste factor included.

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Tile Calculator - Calculate Tile Needs

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Calculate tile needs for floors, walls, and backsplashes. Get accurate estimates of tiles needed including waste percentage and grout coverage.

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Explore More Calculators

Free Construction Calculators

Our construction calculators help you estimate materials, calculate costs, and plan your building projects accurately. Whether you're a contractor, DIY enthusiast, or homeowner, these tools save time and prevent costly mistakes.

Available Calculators

  • Concrete Calculator: Calculate concrete volume for slabs, footings, and columns in cubic yards or cubic meters
  • Tile Calculator: Determine how many tiles you need for floors, walls, and backsplashes
  • Flooring Calculator: Calculate flooring materials including hardwood, laminate, and vinyl
  • Lumber Calculator: Estimate board feet and lumber costs for framing and projects
  • Roofing Calculator: Calculate shingles, underlayment, and roofing materials
  • Drywall Calculator: Determine drywall sheets needed for walls and ceilings
  • Paint Calculator: Estimate paint coverage for interior and exterior projects
  • Insulation Calculator: Calculate insulation materials for walls, attics, and crawl spaces

How to Use Construction Calculators

Simply select your project type, enter your dimensions, and get instant results. Our calculators include waste factors and provide material estimates to help you order the right amount of supplies. Always order 5-15% extra to account for cuts, waste, and mistakes.

Tips for Accurate Estimates

  • Measure carefully and double-check all dimensions
  • Account for waste: 5-10% for straight cuts, 10-15% for patterns
  • Consider room features: windows, doors, and fixtures
  • Order from the same dye lot for consistent color
  • Check return policies before ordering large quantities