how big is the ufc octagon

The UFC Octagon is typically 30 feet across inside, with about 750 square feet of fighting space. Some events also use a smaller 25-foot version.

Quick scoop

• Standard Octagon: 30 feet across inside.

• Area: about 750 square feet.

• Fence height: roughly 5 feet 9 inches to 6 feet.

• Small Octagon: 25 feet across, used at some venues like the UFC APEX.

If you want, I can also give you the size in meters or a side-by-side table of standard vs. small Octagon.