its not exatcly measured in diameter but by inched of the circumfrence.
which is 10-12 inches depending on the: league, age, and gender
The diameter of a softball is about 4 1/2 inches in diameter. The diameter of a softball is about 4 1/2 inches in diameter.
The diameter changes with the size of softball.
The surface area of a softball with a diameter of 12 is about 452.4 square units.
6 inches because the 12-inch softball would be the diameter.
15 inches square
NCAA and NPF use a 12" diameter softball however, there are many other different sizes.
Softball doesn't have a raised mound. In fast pitch softball, there is a circle with an 8 foot diameter drawn around the pitcher's plate.
A softball bat with a barrel over 2 an 1/4 inches in diameter, used by leagues with younger softball players
In most 10 and under age groups, the circumference is 11 inches. That would make the diameter 3.5 inches. From 12 and under until college softball, the circumference is 12 inches. That diameter would be 3.8 inches.