There are 27 cubic feet in 1 cubic yard.

Explanation:

• 1 yard = 3 feet
• Therefore,
  1 cubic yard = 1 yard × 1 yard × 1 yard
  = 3 feet × 3 feet × 3 feet
  = 27 cubic feet

So, whenever you need to convert cubic yards to cubic feet, just multiply by 27.