Convert Imperial Gallons to Cubic Yards
Convert Imperial Gallons (UK gal) to Cubic Yards (yd³) instantly and accurately.
Conversion Formula
yd³ = UK gal × 0.005946061231
About Imperial Gallons
A US imperial gallon (UK gal) = exactly 8 imperial pints or 10 lb of pure water at 62°F ≈ 4.546 L - about 20% larger than the US liquid gallon (3.785 L). The weight-based definition made it verifiable with simple scales. Still the legal fuel measure in the Cayman Islands and other British Overseas Territories. UK mpg ratings use imperial gallons: 50 UK mpg ≈ 42 US mpg. 1 UK gal ≈ 4.546 L.
About Cubic Yards
A cubic yard (yd³) = 27 ft³ ≈ 764.6 L. Standard unit for bulk construction materials in the US: concrete pours, mulch, topsoil, gravel, and fill dirt are ordered and delivered by the yard. A standard concrete mixer truck carries 8-10 yd³. Earth-moving and landfill capacity are measured in millions of cubic yards. One yd³ of concrete ≈4,000 lb. 1 yd³ = 27 ft³ ≈ 764.6 L.
Quick Reference Table
| Imperial Gallons (UK gal) | Cubic Yards (yd³) |
|---|---|
| 1 UK gal | 0.00594606 yd³ |
| 2 UK gal | 0.0118921 yd³ |
| 5 UK gal | 0.0297303 yd³ |
| 10 UK gal | 0.0594606 yd³ |
| 25 UK gal | 0.148652 yd³ |
| 50 UK gal | 0.297303 yd³ |
| 100 UK gal | 0.594606 yd³ |