Square Footage Calculator
Calculate area for rectangles, circles, triangles, and irregular shapes in sq ft, sq m, and acres.
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We are building the square footage calculator with accurate formulas and real-world presets. Check back soon.
Construction Calculators
Utility
Square Footage
Area for any shape
Cubic Yard
Volume to cubic yards
Unit Converter
Feet, inches, meters & more
Fraction
Add, subtract & convert fractions
Roof Pitch
Rise, run & rafter angle
Slope / Grade
Rise over run & percentage
Markup / Margin
Price, cost & profit margin
Material Weight
Volume + density = weight
Material Volume
Surface Area
Structural
Stair
Rise, run & angle
Deck Board
Boards, screws & joists
Brick
Bricks & mortar
Concrete Block / CMU
Blocks & mortar per wall
Concrete Footing
Footing volume & rebar
Post Hole
Holes, depth & concrete
Rebar
Bars, weight & spacing
Retaining Wall
Blocks & base material
Lumber
Board feet & cost
Board Foot
Lumber board foot pricing
Roofing
Squares & bundles
Fencing
Posts, rails & pickets