Construction & Measurement
Construction & Measurement Calculators
Estimate materials, dimensions, quantities, waste, and project costs.
66 tools
Related growth hubs
Start with the hub when you want a decision path, not just one calculator.
AC BTU Calculator
AC BTU calculator: estimate cooling capacity needed for a room from area and conditions.
Backsplash Calculator
Backsplash calculator: material area for a kitchen backsplash after subtracting openings.
Baluster Spacing Calculator
Baluster spacing calculator: even spacing for railing balusters.
Baseboard Calculator
Baseboard calculator: linear feet and boards for a room.
Beam Load Calculator
Beam load calculator: max deflection of a uniformly loaded simple beam (simplified).
Brick Calculator
Brick calculator: estimate bricks for a wall from dimensions, brick size, and mortar joints.
Ceiling Fan Size Calculator
Ceiling fan size calculator: blade span by room size.
Ceiling Tile Calculator
Ceiling tile calculator: 2x2 drop-ceiling tiles for a room.
Chair Rail Calculator
Chair rail calculator: classic height from ceiling height.
Countertop Calculator
Countertop calculator: countertop cost from square feet.
Crown Molding Calculator
Crown molding calculator: linear feet and boards needed for a room.
Curtain Length Calculator
Curtain length calculator: panel length from window height.
Deck Board Calculator
Deck board calculator: decking boards for a deck area.
Deck Stain Calculator
Deck stain calculator: gallons of stain from deck area and coats, with coverage assumptions.
Fabric Yardage Calculator
Fabric yardage calculator: yards of fabric for a project.
Fence Post Calculator
Fence post calculator: posts and rails for a fence run.
Garage Size Calculator
Garage size calculator: minimum dimensions by car count.
Generator Size Calculator
Generator size calculator: watts needed for running loads plus starting surge.
Grade Percentage Calculator
Grade percentage calculator: slope as percent and degrees.
Grout Calculator
Grout calculator: pounds of grout for a tile job.
Gutter Size Calculator
Gutter size calculator: 5-inch or 6-inch gutter by roof area.
Insulation R Value Calculator
Insulation R-value calculator: total R from layered materials.
Insulation R-Value Calculator
Insulation R-value calculator: U-value conversion and rough annual savings estimate.
Lawn Seed Calculator
Lawn seed calculator: pounds of seed needed for your lawn area.
Lumber Calculator
Lumber calculator: board feet and total cost from nominal dimensions and length.
Mulch Calculator
Mulch calculator: cubic yards and bags for garden beds.
Patio Paver Calculator
Patio paver calculator: pavers needed with waste.
Pipe Sizing Calculator
Pipe sizing calculator: minimum pipe diameter for a target flow rate and velocity.
Pipe Volume Calculator
Pipe volume calculator: volume of water in a pipe from diameter and length.
Pond Volume Calculator
Pond volume calculator: gallons in a rectangular pond.
Pool Volume Calculator
Pool volume calculator: gallons in a rectangular, round, or oval pool.
Rain Barrel Calculator
Rain barrel calculator: gallons collected from roof runoff.
Raised Bed Soil Calculator
Raised bed soil calculator: soil volume for a garden bed.
Roof Pitch Calculator
Roof pitch calculator: roof angle and slope factor from rise per foot of run.
Rug Size Calculator
Rug size calculator: recommended rug for a room.
Shiplap Calculator
Shiplap calculator: boards needed for a wall with waste.
Siding Calculator
Siding calculator: squares of siding from wall area and waste allowance.
Slope Calculator
Slope calculator: degrees, percent grade, and ratio from rise and run.
Sprinkler Heads Calculator
Sprinkler heads calculator: heads needed for a lawn area.
Staircase Calculator
Staircase calculator: number of treads and total run from floor height and chosen rise.
Sump Pump Calculator
Sump pump calculator: gallons per minute needed for a basement.
Tank Volume Calculator
Tank volume calculator: cylindrical tank capacity.
Tile Count Calculator
Tile count calculator: tiles needed for a floor or wall.
Toilet Water Calculator
Toilet water calculator: gallons used per year.
Wainscoting Calculator
Wainscoting calculator: panels needed for a wall.
Wallpaper Calculator
Wallpaper calculator: rolls needed from wall area, roll coverage, and pattern waste.
Water Heater Sizing Calculator
Water heater sizing calculator: first-hour rating from peak hot water uses.
Water Pressure Calculator
Water pressure calculator: static pressure from elevation head.
Window Size Calculator
Window size calculator: recommended window area for a room.
Asphalt Calculator
Estimate asphalt volume, weight, waste, and material cost for a rectangular paving area.
Board Foot Calculator
Calculate lumber volume in board feet from thickness, width, length, and quantity.
Concrete Calculator
Estimate concrete volume, weight, and bags for a slab. Includes a built-in waste factor so you order enough the first time.
Decking Calculator
Estimate deck boards and linear footage using deck dimensions, board width, gap, and waste.
Drywall Calculator
Estimate drywall sheets, joint compound, screws, waste, and optional sheet cost for a room.
Fence Material Calculator
Estimate fence sections, posts, rails, and pickets from run length and spacing.
Flooring Calculator
Estimate flooring area, waste allowance, and boxes required for a room.
Gravel Calculator
Estimate gravel volume, weight, waste, and optional material cost for a rectangular area.
Mulch and Soil Calculator
Estimate cubic yards of mulch or soil from area, depth, and waste allowance.
Paint Calculator
Estimate how many gallons of paint you need for walls, doors, and trim. Covers two coats and accounts for waste.
Paint Coverage Calculator
Estimate paintable wall area and gallons needed after subtracting doors and windows.
Paver Calculator
Estimate paver count, base aggregate, bedding sand, waste, and optional paver cost.
Roofing Calculator
Estimate roof area, roofing squares, and shingle bundles from footprint and pitch.
Square Feet to Linear Feet Calculator
Convert square feet or square yards to linear material length using the required material width.
Square Footage Calculator
Calculate square footage for rooms and projects with waste allowance, square-yard/meter/acre conversions, and optional material cost estimate.
Stair Calculator
Estimate stair riser count, actual riser height, treads, total run, and stringer length.
Tile Calculator
Estimate tiles and boxes required from surface and tile dimensions with waste.