Length and width in any unit — square feet, square yards and square meters out, for rooms, homes and listings.
Square footage is <strong>length × width</strong>, and almost every dispute about it traces to what got included. ANSI guidelines count finished, habitable space with adequate ceiling height; garages and unfinished basements are excluded. Split odd-shaped rooms into rectangles, sum them, and the number survives scrutiny.
Yes — every calculator on this site is free, runs entirely in your browser, and requires no signup.
The formulas are the standard ones used in the trade, accurate to fractions of an inch or pound; add a small waste margin to every order.
Slabs and pads: cubic yards and bag counts in seconds.
Open →Cubic yards and tonnage for driveways, paths and bases.
Open →Cubic yards and 2-cu-ft bag counts for any bed size.
Open →Cubic yards and tons for bedding, play sand and fill.
Open →Cubic yards and tons for lawns, beds and leveling.
Open →Total bag count for any fence run, split per hole.
Open →Missing a feature or found something off? Tell us — user suggestions decide what we build next.