Knowledge Base

Square Footage
guides & references

Long-form guides covering everything from basic measurement to complex multi-room projects. Written by people who actually measure for a living.

How to Calculate Square Footage

Complete step-by-step guide for measuring any space - from simple rectangles to multi-room properties.

Master L-shapes, T-shapes, alcoves, bay windows, and rooms with curves. Break complex layouts into simple shapes.

Standard waste percentages by material - tile, hardwood, carpet, paint, drywall, and more. When to use 5%, 10%, or 20%.

Convert between square feet, square meters, square yards, square inches, and acres. Clear conversion factors and examples.

The 8 most common square footage calculation errors and how to prevent them. Save time, money, and frustration.

Answers to the most common questions about measuring and calculating square footage for any project.

Definitions for area, base, blueprint, dimension, perimeter, radius, waste factor, and other measurement terminology.

Our calculator handles all the math. Pick the right tool for your project.