Sports
How long is a basketball court?
A basketball court is 28 m · 91.9 ft long.
Basketball court at true scale
- Basketball court 28 m · 91.9 ft
- Tyrannosaurus rex 12 m · 39.4 ft
- New Routemaster bus 11.2 m · 36.9 ft
- Humpback whale up to 18.3 m · 60 ft
Basketball court (blue) beside a Tyrannosaurus rex, a New Routemaster bus and a humpback whale, all on one scale.
FIBA’s Official Basketball Rules set the court at 28 m by 15 m, measured from the inner edge of the boundary lines. The game compares its 28 m length.
Basketball court dimensions
An NBA court is 94 ft long and 50 ft wide (28.65 m by 15.24 m) inside its boundary lines, a little larger than the FIBA court used in international games.
| Measurement | NBA | FIBA |
|---|---|---|
| Length | 94 ft (28.65 m) | 28 m (91 ft 10 in) |
| Width | 50 ft (15.24 m) | 15 m (49 ft 3 in) |
| Three-point arc radius, from the basket centre | 23 ft 9 in (7.24 m) | 6.75 m (22 ft 2 in) |
Sources: NBA — Official Rules, Rule No. 1: Court Dimensions (checked 2026-09-29); FIBA — Official Basketball Rules 2026, Article 2 (checked 2026-09-29).
Compared with familiar things
- A basketball court is about 2.3× a Tyrannosaurus rex (12 m · 39.4 ft).
- A basketball court is about 2.5× a New Routemaster bus (11.2 m · 36.9 ft).
- A basketball court is about 1.5× a humpback whale (up to 18.3 m · 60 ft).
- A basketball court is about 1.2× a tennis court (23.8 m · 78 ft).
Can you guess it by eye?
Play five comparisons featuring a basketball court: resize each object beside a fixed reference, then see how close you were. No sign-up needed.
Play five comparisonsWhat is measured
Court length (FIBA): 28 m · 91.9 ft. FIBA Official Basketball Rules 2026: 28 m in length by 15 m in width.
Source: FIBA — Official Basketball Rules 2026. Checked 2026-09-28. The silhouette is scaled so this measurement is exact; its other proportions are illustrative.