The Unit Converters

lb/ft³ to kg/m³

1 lb/ft³ = 16.0185 kg/m³


Conversion Formula

To convert lb/ft³ to kg/m³, multiply the value by 16.0185.

lb/ft³ × 16.0185 = kg/m³

Quick Reference

lb/ft³ kg/m³
1 16.0185
5 80.0923
10 160.185
25 400.462
50 800.923
100 1601.85
500 8009.23
1000 16018.5

What is lb/ft³?

Pound per cubic foot (symbol: lb/ft³) is a US customary unit of density.

One lb/ft³ is approximately equal to 16.018 kg/m³.

Common Uses

This is the standard unit in the United States for describing the density of building materials, soil, and large volumes of liquid in civil engineering and construction.

What is kg/m³?

Kilogram per cubic meter (symbol: kg/m³) is the SI derived unit of density.

It represents the mass of one kilogram in a volume of one cubic meter.

Common Uses

This is the standard unit used in physics and engineering to describe the density of fluids, gases, and solids in a way that aligns with other SI units.

How many kg/m³ are in a lb/ft³?

There are 16.0185 kg/m³ in 1 lb/ft³.


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