Construction calculator
Flooring Calculator
Estimate flooring material for rooms, hallways, vinyl, laminate, hardwood, carpet, and other rectangular floor projects.
Flooring estimate
Flooring Calculator
Flooring needed
132 sq ft
Base area is 120 sq ft.
Square yards
13.33 sq yd
Base area / 9
Boxes to buy
7
At 20 sq ft per box
Extra allowance
10%
Accounts for cuts and waste
Common Tools Used for Project Measurements
Project calculators usually need room dimensions, surface area, package coverage, or product label values.
Tape measure
Laser distance measurer
Level
Product coverage label
Notebook or floor plan
Keep measurements in one unit while entering values, then use the result as a planning estimate.
Formula
flooring needed = length x width x (1 + waste percent / 100)
Most flooring projects include extra material for cuts, damaged pieces, matching patterns, closets, and future repairs.
Common Examples
| Input | Estimate |
|---|---|
| 12 ft x 10 ft with 10% waste | 132 sq ft |
| 15 ft x 12 ft with 10% waste | 198 sq ft |
| 20 ft x 15 ft with 15% waste | 345 sq ft |