Tennis Court Dimensions Calculator
Official singles and doubles court sizes in feet and inches
Singles width27 ft
Doubles width36 ft
Court length78 ft
Service box length21 ft
Baseline to back fence (min)21 ft
Sideline to side fence (min)12 ft
Net height (center)3 ft
Net height (posts)3.5 ft
Total playing area
The full doubles court is 36 × 78 feet (432 × 936 inches). Minimum recommended space including run-offs is 60 × 120 feet.