Convert 1,000 floz to gal
1,000 US fluid ounces = 7.8125 US gallons
Sumwise · Maintained by Theo Abbott (pen name) · automated checks · Data: exact arithmetic; unit definitions from NIST SP 811 · Updated · How the checks work
How to convert US fluid ounces to US gallons
- Formula:
US gallons = US fluid ounces × 0.0078125 - Put in the value: 1,000 US fluid ounces.
- Result: 7.8125 US gallons.
US fluid ounces to US gallons table
| US fluid ounces | US gallons |
|---|---|
| 1 floz | 0.0078125 gal |
| 2 floz | 0.015625 gal |
| 5 floz | 0.0390625 gal |
| 10 floz | 0.078125 gal |
| 20 floz | 0.15625 gal |
| 50 floz | 0.390625 gal |
| 100 floz | 0.78125 gal |
| 500 floz | 3.90625 gal |
| 1,000 floz | 7.8125 gal |
Converting the other way: US gallons to US fluid ounces
US fluid ounces = US gallons × 128. So 7.8125 US gallons is back to 1,000 US fluid ounces; one US gallon is 128 US fluid ounces. See the US gallons to US fluid ounces table.
Quick estimate in your head
For a rough answer, multiply by about 0.008: 1,000 × 0.008 ≈ 8 gal, against the exact 7.8125 gal (2.4% out). Good enough to check that a calculated result is sensible.
Common mistakes
The usual slip is using the factor the wrong way round. A US fluid ounce is smaller than a US gallon, so the number of US gallons must come out smaller than the number of US fluid ounces. If your answer goes the other way, divide instead of multiplying.
About the units
US fluid ounce (floz) and US gallon (gal) are both units of volume. One US fluid ounce equals 0.0078125 US gallons, and one US gallon equals 128 US fluid ounces. Results on this page are rounded for display; the conversion itself uses the exact definitions.
Volume conversions come up in recipes, fuel economy, drink and bottle sizes, garden and pool water, and engine sizes.
1,000 US fluid ounces in other units
The most readable unit for this amount is imperial gallons (6.505267).
- 29,573.53 ml
- 29.57353 l
- 0.02957353 m3
- 6,000 tsp
- 2,000 tbsp
- 125 cup
- 62.5 pt
- 31.25 qt
- 7.8125 gal
- 6.505267 impgal
How answers are calculated and checked: methodology.
Questions
How many US gallons are in 1,000 US fluid ounces?
7.8125 US gallons.
What is the formula to convert US fluid ounces to US gallons?
US gallons = US fluid ounces × 0.0078125
How many US gallons are in one US fluid ounce?
One US fluid ounce is 0.0078125 US gallons, so multiply any number of US fluid ounces by 0.0078125.
Is 1,000 floz more than 1,000 gal?
No. 1,000 US fluid ounces is 7.8125 US gallons, which is less than 1,000 US gallons.
How do I convert US fluid ounces to US gallons in a spreadsheet?
Put the number of US fluid ounces in A1 and type =A1*0.0078125 in the next cell. Fill the formula down to convert a whole column.