Interactive Tool

Room Measurement Tool

Turn rough room measurements into a cleaner planning number before using the calculator or cost estimator.

Measurement Inputs

Main room length (ft)Main room width (ft)

Add adjacent closet or alcove

Length (ft)Width (ft)

Subtract fixed cutout

Length (ft)Width (ft)

Main room area

252.0 sq ft

Added closet area

8.0 sq ft

Subtracted cutout

0.0 sq ft

Net planning area

260.0 sq ft

Estimated room perimeter: 64.0 linear ft

Use the net planning area in the flooring calculator to add waste and estimate box counts.
Use perimeter as a rough planning number for baseboards, quarter round, or transition planning.
Re-measure L-shaped or irregular rooms as separate rectangles instead of forcing one number.