Cubic Feet Calculator

Calculate cubic feet from dimensions or convert between common volume units.

Last updated: June 2026 | By Patchworkr Team

Linear Unit

Length

Width

Height

One cubic foot equals exactly 1,728 cubic inches and about 28.316846592 liters.

Live Results

Cubic Feet

480

Cubic Inches

829440

Cubic Yards

17.77777778

Cubic Meters

13.59208636

Liters

13592.08636416

US Gallons

3590.64935065

Formulas

Dimensions: V = L x W x H

Conversions: 1 ft^3 = 1,728 in^3 = 1/27 yd^3 = 28.316846592 L = 0.028316846592 m^3

Example: 12 ft x 10 ft x 8 in

Convert height: 8 in = 0.66666667 ft

Volume: 12 x 10 x 0.66666667 = 80 ft^3

Equivalent: about 2.962963 yd^3

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