Cubic Feet to Cubic Meters

1 ft³ = 0.02831685 m³

Cubic feet to cubic meters is a common step for shippers, importers, and engineers who receive US volumes but need metric ones. Freight forwarders, customs forms, and international product listings usually require cubic meters, while American packaging and appliances are specified in cubic feet.

From

When you need to convert cubic feet to cubic meters

Filling in freight or customs forms that require cubic meters
Listing a US refrigerator or freezer capacity for an international market
Converting HVAC airflow or room volume for metric calculations
Estimating container space for goods measured in cubic feet

How to convert cubic feet to cubic meters

m³ = ft³ × 0.02831685

Example: 5 ft³ = 0.1415842 m³

Common volumes

Cubic Feet (ft³)	Cubic Meters (m³)
1 ft³	0.02831685 m³
5 ft³	0.1415842 m³
10 ft³	0.2831685 m³
18 ft³	0.5097032 m³
25 ft³	0.7079212 m³
50 ft³	1.415842 m³
100 ft³	2.831685 m³
500 ft³	14.15842 m³
1,000 ft³	28.31685 m³
2,000 ft³	56.63369 m³

Tips for converting cubic feet to cubic meters

One cubic foot is exactly 0.028316846592 m³. Multiplying by 0.0283 or dividing by 35.3 is accurate enough for shipping estimates.
Dividing by 35 is a quick mental shortcut that overstates the cubic meters by about 1%.
Airflow in CFM (cubic feet per minute) converts the same way; the per-minute part stays unchanged.

Cubic Feet to Cubic Meters conversion table

Cubic Feet (ft³)	Cubic Meters (m³)
1 ft³	0.02831685 m³
2 ft³	0.05663369 m³
3 ft³	0.08495054 m³
4 ft³	0.1132674 m³
5 ft³	0.1415842 m³
6 ft³	0.1699011 m³
7 ft³	0.1982179 m³
8 ft³	0.2265348 m³
9 ft³	0.2548516 m³
10 ft³	0.2831685 m³
15 ft³	0.4247527 m³
20 ft³	0.5663369 m³
25 ft³	0.7079212 m³
30 ft³	0.8495054 m³
40 ft³	1.132674 m³
50 ft³	1.415842 m³
75 ft³	2.123763 m³
100 ft³	2.831685 m³
250 ft³	7.079212 m³
500 ft³	14.15842 m³
1,000 ft³	28.31685 m³

About the units

Cubic Feet: The cubic foot is an imperial and US customary unit of volume equal to about 28.32 liters, used for appliances, storage and gas.

Cubic Meters: The cubic meter is the SI unit of volume, equal to 1,000 liters. It is used for water, gas and concrete.

Frequently asked questions

How many cubic meters are in 1 cubic foot?

1 cubic foot equals 0.02831685 cubic meters.

How many cubic feet are in 1 cubic meter?

1 cubic meter equals 35.31467 cubic feet.

How do I convert cubic feet to cubic meters?

Use the formula m³ = ft³ × 0.02831685.

What is 10 cubic feet in cubic meters?

10 cubic feet equals 0.2831685 cubic meters.

Related conversions

Sources

Conversion factors use the exact definitions published by NIST and the BIPM, and are checked by automated tests against those definitions.

Last updated: October 17, 2026