Volume Converter
US Gallons to Cubic Feet Converter
US Gallons to Cubic Feet with a fast local calculator, clear formula, and practical examples.
Volume
US Gallons to Cubic Feet Converter
Unit scale
Equivalent Volume Values
Compare the same volume across cubic construction units, metric liquid units, and US kitchen units.
| Unit | Value |
|---|---|
| Cubic Meters(cu m) | 0.003785 |
| Cubic Yards(cu yd) | 0.004951 |
| Cubic Feet(cu ft) | 0.133681 |
| Cubic Inches(cu in) | 231 |
| Liters(L) | 3.785412 |
| US Gallons(gal) | 1 |
| US Quarts(qt) | 4 |
| US Pints(pt) | 8 |
| US Cups(cup) | 16 |
| US Fluid Ounces(fl oz) | 128 |
| US Tablespoons(tbsp) | 256 |
| US Teaspoons(tsp) | 768 |
| Milliliters(mL) | 3,785.41 |
Formula
cubic feet = gallons x 0.1336805556
This calculator uses the standard conversion formula and rounds the final answer to 4 decimal places.
When to Use This Converter
Use this converter when you need a quick answer for everyday measurements, unit comparisons, worksheets, recipes, product listings, travel planning, or project notes.
For best results, enter the numeric value only. The conversion runs locally in your browser.
Common Tools Used to Measure Volume
Volume can mean liquid volume, container capacity, or 3D space depending on the page.
For bulk materials, measure area and depth first. For liquids, use a marked measuring container.
Example Conversions
| US Gallons | Cubic Feet |
|---|---|
| 1 gal | 0.1337 cu ft |
| 5 gal | 0.6684 cu ft |
| 7.4805 gal | 1 cu ft |
| 10 gal | 1.3368 cu ft |
| 25 gal | 3.342 cu ft |
| 100 gal | 13.3681 cu ft |
Frequently Asked Questions
How do I convert us gallons to cubic feet?
Use the formula cubic feet = gallons x 0.1336805556. Enter a value in the calculator above to get a rounded result instantly.
Is this converter free?
Yes. The conversion runs locally in your browser, with no account, database, or paid API.
How many decimal places are shown?
Results are rounded to 4 decimal places for a practical balance of accuracy and readability.