| DIMENSIONS | 11U | 13 U | 15U | 18U, JUNIOR, SENIOR, TWILITE |
| Base Lines | 60 ' | 70 ' | 80 ft. | 90 ft. |
| Pitching Distance | 44 ' | 48 ' | 54 ft. | 60 ft. 6 in. |
| Home to 2nd Base | 84' 10" | 99 ' | 113' 2" | 127' 3" |
| Centre Field Boundary | Min.: 200 ft./ Prefer: 225 ft. | Min: 250 ft/Pref: 280 ft. | Min: 250 ft/Pref:400 ft. | |
| Foul Line Boundary | Min.: 180 ft./ Prefer: 200 ft. | Min:225 ft/Pref: 240 ft. | Min: 250 ft/Pref:320 ft. | |
| Backstop Setback | 25-40 ft. | 35-45 ft. | 40-50 ft. | 60 ft. |
| Fence Setback | 25 ft. | 50 ft. | 60 ft. | |
| Coach's Box | 8 ft. x 12 ft. | 8 ft. x 16 ft. | 10 ft. x 20 ft. | |
| Coach's Box Setback | 10 ft. | 15 ft. | ||
| Batter's Box | 3 ft. - 6 ft. | 4 ft. x 6 ft. | ||
| Batter's Box to Home Plate | 4 inches | 6 inches | ||
| Pitcher's Plate | 4 in. x 18 in. | 6 in. x 24 in. | ||
| Max Height of Pitcher's Mound | 6 inches | 10 inches | ||
| Bases | 0.38 m (square) - 15 inches (square) | |||
| Home Plate | 0.43 m (wide) - 17 inches (wide) | |||