1 Cubic Feet to Gallons
1 cu ft ≈ 7.48 gal
1 cubic foot is approximately 7.48 US gallons.
How to convert 1 cu ft to gal
Use the formula gal = cu ft × 7.48051948:
gal = 1 × 7.48051948gal = 7.480519
So 1 cu ft = 7.480519 gal, or about 7.48 gal rounded.
Rounded values and quick estimate
- Rounded to a whole number: 7 gal
- Rounded to one decimal place: 7.5 gal
- Conversion factor: 1 cubic foot = 7.48 US gallons
Quick mental estimate: multiply by 7.5. For 1 cu ft that gives about 7.5 gal — within 1% of the exact answer. Use the exact formula when precision matters.
1 Cubic Feet in other units
- US gallons
- 7.48 gal
- Milliliters
- 28316.85 ml
- Liters
- 28.32 L
- Teaspoons
- 5745.04 tsp
- Tablespoons
- 1915.01 tbsp
- US fluid ounces
- 957.51 fl oz
- US cups
- 119.69 cups
- US pints
- 59.84 pt
- US quarts
- 29.92 qt
- Cubic centimeters
- 28316.85 cc
- Cubic inches
- 1728 cu in
- Drops
- 566336.93 drops
- Oil barrels
- 0.1781 bbl
- UK gallons
- 6.23 UK gal
- Cubic meters
- 0.0283 m³
- Cubic yards
- 0.037 cu yd
1 cu ft and nearby values
About cubic feet and us gallons
A cubic foot is 1,728 cubic inches, about 7.48 US gallons or 28.3 liters.
A US gallon is 128 US fluid ounces, exactly 3.785411784 liters. (The UK imperial gallon is 4.546 liters.)
Related conversions
Frequently asked questions
What is 1 Cubic Feet in Gallons?
1 cubic foot is about 7.48 US gallons (1 cu ft ≈ 7.48 gal).
How do you convert 1 cu ft to gal?
Apply gal = cu ft × 7.48051948: gal = 1 × 7.48051948, gal = 7.480519.
How many cubic feet is 7.48 gal?
7.48 gal is about 0.9999 cubic feet.