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Density tools

Density Converter

Convert density units for materials, liquids, engineering, science labs, shipping, and construction estimates.

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Instant results

From value From unit kilogram per cubic meter [kg/m3] gram per cubic centimeter [g/cm3] gram per milliliter [g/mL] kilogram per liter [kg/L] pound per cubic foot [lb/ft3] pound per cubic inch [lb/in3] ounce per cubic inch [oz/in3] tonne per cubic meter [t/m3] slug per cubic foot [slug/ft3] ⇅ Result To unit kilogram per cubic meter [kg/m3] gram per cubic centimeter [g/cm3] gram per milliliter [g/mL] kilogram per liter [kg/L] pound per cubic foot [lb/ft3] pound per cubic inch [lb/in3] ounce per cubic inch [oz/in3] tonne per cubic meter [t/m3] slug per cubic foot [slug/ft3]

1 kilogram per cubic meter [kg/m3] = 0.001 gram per cubic centimeter [g/cm3]

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All density units

Unit	Symbol	Conversion factor	Quick links
kilogram per cubic meter	kg/m3	Base unit	Reference unit
gram per cubic centimeter	g/cm3	1 gram per cubic centimeter [g/cm3] = 1000 kg/m3	to kg/m3 from kg/m3
gram per milliliter	g/mL	1 gram per milliliter [g/mL] = 1000 kg/m3	to kg/m3 from kg/m3
kilogram per liter	kg/L	1 kilogram per liter [kg/L] = 1000 kg/m3	to kg/m3 from kg/m3
pound per cubic foot	lb/ft3	1 pound per cubic foot [lb/ft3] = 16.018463 kg/m3	to kg/m3 from kg/m3
pound per cubic inch	lb/in3	1 pound per cubic inch [lb/in3] = 27679.90471 kg/m3	to kg/m3 from kg/m3
ounce per cubic inch	oz/in3	1 ounce per cubic inch [oz/in3] = 1729.994044 kg/m3	to kg/m3 from kg/m3
tonne per cubic meter	t/m3	1 tonne per cubic meter [t/m3] = 1000 kg/m3	to kg/m3 from kg/m3
slug per cubic foot	slug/ft3	1 slug per cubic foot [slug/ft3] = 515.378818 kg/m3	to kg/m3 from kg/m3

Accuracy and Sources

Density factors use kilogram per cubic meter as the reference unit and include metric and imperial volume relationships. Content was last reviewed on 2026-05-21. For safety-critical work, confirm results against the relevant official standard.

How density conversion works

Density conversion changes a measurement from one unit to another using a fixed factor or formula. Use the calculator above for instant results, then check the table and related converter links for common values.

Frequently Asked Questions

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What is the base unit for density?

The reference base unit used on this page is kg/m3.

Are these density conversions accurate?

Yes, the calculator uses the conversion factors listed on the page. For critical work, verify results with an authoritative standard.