How Long Is a Tennis Court? Full Dimensions Explained

By Sarah Miller · May 24, 2036

A standard tennis court is 78 feet (23.77 meters) long for both singles and doubles matches. The width differs depending on the format: it is 27 feet (8.23 meters) wide for singles and 36 feet (10.97 meters) wide for doubles.

Understanding Tennis Court Dimensions

The size of a tennis court is strictly regulated by the International Tennis Federation (ITF) to ensure consistency across professional and recreational play. Knowing the exact measurements is essential for players, coaches, and facility planners alike.

Key Measurements at a Glance

Total length: 78 feet (23.77 m)
Singles court width: 27 feet (8.23 m)
Doubles court width: 36 feet (10.97 m)
Net height at center: 3 feet (0.914 m)
Service line distance from net: 21 feet (6.40 m)

Court Layout and Zones

A tennis court is divided into several functional zones that influence gameplay and strategy. Each area serves a specific purpose during rallies, serves, and positioning.

Main Areas of a Tennis Court

Baseline: The back boundary line, 78 feet from the net.
Service Line: Located 21 feet from the net, marking the front of the service box.
Sidelines: Define the lateral boundaries; wider in doubles.
Center Service Line: Divides the service boxes on each side of the net.
Net: Stretches across the middle, with regulated height.

Tennis Court Dimensions by Format

While the length remains constant, the usable width changes between singles and doubles play. This affects player movement, shot selection, and court coverage strategies.

Dimension	Singles Court	Doubles Court	Unit
Length	78	78	feet (23.77 m)
Width	27	36	feet (8.23 / 10.97 m)
Service Line to Net	21	21	feet (6.40 m)
Distance from Net to Backstop	21	21	feet (6.40 m)
Overall Facility Length (recommended)	120	120	feet (36.58 m)
Overall Facility Width (recommended)	60	78	feet (18.29 / 23.77 m)

Table data source:International Tennis Federation, United States Tennis Association

The data shows that while the playing surface is standardized, the surrounding clearance requirements vary significantly—especially in doubles, where more lateral space is needed. Facility planners should account for additional buffer zones beyond the marked lines to allow for player movement and safety.

Surface Types and Their Impact on Play

Though not affecting court length, surface type influences ball speed, player traction, and injury risk. Common surfaces include:

Hard Courts: Concrete or acrylic; medium to fast pace.
Clay Courts: Slower play, higher bounce, common in Europe.
Grass Courts: Fastest surface, low bounce, used at Wimbledon.
Carpet: Rare today; indoor, temporary surfaces.

Frequently Asked Questions About Tennis Court Size

How long is a tennis court in meters?

A tennis court is exactly 23.77 meters long, which is equivalent to 78 feet. This measurement is consistent across all levels of play, from amateur to professional.

What is the width of a singles tennis court?

A singles tennis court is 27 feet (8.23 meters) wide. The outer sidelines are used only in doubles matches.

Is every tennis court the same length?

Yes, all regulation tennis courts are 78 feet (23.77 meters) long. The ITF mandates this standard globally to ensure fair and uniform competition.

How big is a tennis court in square feet?

A doubles tennis court covers 2,808 square feet (78 ft × 36 ft). A singles court is smaller at 2,106 square feet (78 ft × 27 ft).

How much space is needed for a home tennis court?

For a full-size residential court, plan for at least 120 feet in length and 60–78 feet in width, including safety clearances. This ensures enough room for play and movement beyond the baseline and sidelines.