US Gallons to Kilograms for Water

Snapshot

For Water, 1 US Gallon equals about 3.77 Kilograms. Conversion Encyclopedia keeps one material-density basis on this page so the calculator, common values, and reverse page stay aligned.

  • Material basis: Water at 997 kg/m^3.
  • Example: For 0.1 US Gallons of Water, the result is 0.377406 Kilograms.
  • Use the reverse page if you need the opposite direction with the same basis.

Use the interactive calculator below for custom values and the common-value table for quick checks.

Converter Calculator

3.774056 Kilograms (Water)

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Explanation

The converter converts kilograms of Water from us gallons using one fixed density basis of 997 kg/m^3. The same density model is used in the calculator, common values, and mirror page so weight, mass, and volume checks stay aligned.

Approximate liquid water density near room temperature.

Material & Method

  • Material used: Water. Method basis: density fixed at 997 kg/m^3 for every calculation on this page.
  • Applied relationship: 1 US Gallon (volume) = 3.774056 Kilograms (mass) using the same material density basis.
  • Reference rule: snapshot, calculator, and common values table use the same material basis throughout the page.

Common Conversion Values

US Gallons (Water)Kilograms (Water)
0.1 0.377406
0.25 0.943514
0.5 1.887028
1 3.774056
2 7.548111
5 18.870278
10 37.740555
25 94.351389
50 188.702777
100 377.405555

Frequently Asked Questions

How much kg is 1 gal (US) of Water?

1 gal (US) of Water equals 3.774056 kg on this page.

What density does this Water page use?

This page uses a fixed density of 997 kg/m^3 for Water.