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Basketball Hoop Dimensions — Official Regulation Size
Rim 18 in (45.7 cm) diameter, 10 ft high
Official regulation Basketball Hoop
| Backboard | 72 × 42 in (1.83 × 1.07 m) |
| Rim from backboard | 15 in |
| Inner square | 24 × 18 in |
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FAQ
What are the official dimensions of a Basketball Hoop?
A regulation Basketball Hoop measures Rim 18 in (45.7 cm) diameter, 10 ft high. Key markings: Backboard 72 × 42 in (1.83 × 1.07 m), Rim from backboard 15 in, Inner square 24 × 18 in.
Are Basketball Hoop sizes the same everywhere?
Rim height (10 ft) is standard from the pros down; some youth leagues lower it.
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Official/regulation references for guidance. Confirm exact requirements with the issuing authority or governing body.