How Long Is a Tennis Court? 78 Feet Explained With Real Comparisons

How long is a tennis court? A tennis court is 78 feet long — that is 936 inches, or 23.77 meters, or 26 yards.

A doubles tennis court is 78 feet long and 36 feet wide, while a singles court is the same 78 feet long but only 27 feet wide. The net stands 3 feet high at the centre. It is a length you have seen many times without measuring it: about as long as a city tram, a little shorter than a regional passenger jet, and a little longer than a tall water slide.

This guide compares a tennis court at 78 feet with 12 everyday things — animals, aircraft, buildings and sports gear you can picture — so you can feel 78 feet at a glance, with pictures for every comparison.

Reference Guide Tennis Court Conversion Chart
Unit	Equivalent to a tennis court
Feet	78 ft
Inches	936 in
Centimeters	2,377 cm
Meters	23.77 m
Yards	26 yd

Quick tip: Multiply feet by 12 to get inches — 78 feet is 936 inches.

Reference Guide 12 Things About as Long as a Tennis Court
Category	Common Objects
Animals and Nature	A Sperm Whale A Sei Whale A Brachiosaurus Dinosaur A Baobab Tree
Aircraft and Transport	A Small Private Jet A Black Hawk Helicopter A Regional Passenger Jet A Long City Tram
Buildings and Sports	An 8-Storey Apartment Building A Cricket Pitch An Eight-Person Rowing Shell A Tall Water Slide

Here is the full list of a tennis court at 78 feet comparisons covered in this guide, organized by category.

How Long Is a Tennis Court — Animals and Nature

Animals and nature give some of the most memorable tennis court at 78 feet references, because a creature’s length or a tree’s height is something you can picture standing next to.

1. A Sperm Whale

A sperm whale, about 52 feet long, close to a tennis court

A sperm whale grows to about 52 feet long. That is close to a tennis court at 78 feet — the whale is about 26 feet shorter than the court.

This sperm-whale-length tennis court comparison is an ocean reference: stretch a sperm whale out straight and it covers about two-thirds of a tennis court’s length. It is a good way to picture 78 feet as a creature gliding through deep water.

2. A Sei Whale

A sei whale, about 52 feet long, close to a tennis court

A sei whale grows to about 52 feet long. That is close to a tennis court at 78 feet — the whale is about 26 feet shorter than the court.

This sei-whale-length tennis court comparison is another ocean reference: picture a sei whale swimming beside a tennis court and it would end well before the far baseline. It is a handy way to feel 78 feet as the length of a fast, slender whale.

3. A Brachiosaurus Dinosaur

A brachiosaurus dinosaur, about 85 feet long, close to a tennis court

A brachiosaurus dinosaur was about 85 feet long. That is close to a tennis court at 78 feet — the dinosaur was about 7 feet longer than the court.

This brachiosaurus-length tennis court comparison is a prehistoric reference: lay a brachiosaurus along a tennis court and its tail would stick out past the baseline. It is a fun way to picture 78 feet as a giant animal from long ago.

4. A Baobab Tree

A baobab tree, about 60 feet tall, close to a tennis court

A baobab tree grows to about 60 feet tall. That is close to a tennis court at 78 feet — the tree is about 18 feet shorter than the court is long.

This baobab-tree-height tennis court comparison is an African savanna reference: stand a baobab tree on its side along a tennis court and it would reach about three-quarters of the way down the court. It is a good way to picture 78 feet as the height of a massive, wide-trunked tree.

How Long Is a Tennis Court — Aircraft and Transport

Aircraft and transport give hands-on tennis court at 78 feet references, because planes, helicopters and trams are measured in feet every day.

5. A Small Private Jet

A small private jet, about 70 feet long, close to a tennis court

A small private jet is about 70 feet long. That is close to a tennis court at 78 feet — the jet is about 8 feet shorter than the court.

This private-jet-length tennis court comparison is an airport reference: park a small private jet along a tennis court and it would nearly reach from one baseline to the other. It is an easy way to feel 78 feet as the length of an aircraft on the runway.

6. A Black Hawk Helicopter

A Black Hawk helicopter, about 65 feet long, close to a tennis court

A Black Hawk helicopter is about 65 feet long. That is close to a tennis court at 78 feet — the helicopter is about 13 feet shorter than the court.

This black-hawk-helicopter-length tennis court comparison is a military reference: picture a Black Hawk on a landing pad next to a tennis court and it would cover most of the court’s length. It is a good way to picture 78 feet as a helicopter with its rotors turning.

7. A Regional Passenger Jet

A regional passenger jet, about 105 feet long, close to a tennis court

A regional passenger jet is about 105 feet long. That is close to a tennis court at 78 feet — the jet is about 27 feet longer than the court.

This regional-jet-length tennis court comparison is an air-travel reference: lay a regional passenger jet along a tennis court and it would stretch well past the far baseline. It is a simple way to feel 78 feet — shorter than the plane that carries you on a short flight.

8. A Long City Tram

A long city tram, about 80 feet long, close to a tennis court

A long city tram is about 80 feet long. That is close to a tennis court at 78 feet — the tram is only about 2 feet longer than the court.

This city-tram-length tennis court comparison is almost a perfect match: picture a long tram gliding down a city street and you have pictured about 78 feet. It is one of the closest transport matches for a tennis court, and a useful one when you are standing at a tram stop.

How Long Is a Tennis Court — Buildings and Sports

Buildings and sports give practical tennis court at 78 feet references, because courts, pitches and tall structures are sized in feet all the time.

9. An 8-Storey Apartment Building

An 8-storey apartment building, about 80 feet tall, close to a tennis court

An 8-storey apartment building stands about 80 feet tall. That is close to a tennis court at 78 feet — the building is only about 2 feet taller than the court is long.

This apartment-building-height tennis court comparison is almost a perfect match: lay an 8-storey building on its side along a tennis court and it would reach just past the far baseline. It is a good way to picture 78 feet as a height you see on a city street every day.

10. A Cricket Pitch

A cricket pitch, about 66 feet long, close to a tennis court

A cricket pitch is about 66 feet long. That is close to a tennis court at 78 feet — the pitch is about 12 feet shorter than the court.

This cricket-pitch-length tennis court comparison is a sports reference: picture the strip between the two sets of stumps and you have pictured most of a tennis court’s length. It is a handy way to feel 78 feet if you have ever watched a cricket match.

11. An Eight-Person Rowing Shell

An eight-person rowing shell, about 60 feet long, close to a tennis court

An eight-person rowing shell is about 60 feet long. That is close to a tennis court at 78 feet — the shell is about 18 feet shorter than the court.

This rowing-shell-length tennis court comparison is a watersport reference: picture a long, narrow racing shell with eight rowers gliding across the water and you have pictured about three-quarters of a tennis court. It is a good way to feel 78 feet as a boat built for speed.

12. A Tall Water Slide

A tall water slide, about 75 feet tall, close to a tennis court

A tall water slide stands about 75 feet tall. That is close to a tennis court at 78 feet — the slide is only about 3 feet shorter than the court is long.

This water-slide-height tennis court comparison is a water-park reference: climb to the top of a tall water slide and you are standing about 78 feet up. It is a fun way to picture a tennis court’s length as a height — and a thrilling one.

FAQ Section

How long is a tennis court in feet?

A tennis court is 78 feet long. That is the same length for both singles and doubles — only the width changes.

How long is a tennis court in meters?

A tennis court is 23.77 meters long. That is 78 feet, or 936 inches, or 2,377 centimeters.

How wide is a tennis court?

A doubles tennis court is 36 feet wide, while a singles court is 27 feet wide. Both are 78 feet long.

How tall is a tennis court net?

A tennis court net is 3 feet high at the centre, where it dips lowest over the middle of the court.

How can I picture 78 feet without a tape measure?

Picture a long city tram at about 80 feet long, an 8-storey apartment building at about 80 feet tall, or a tall water slide at about 75 feet tall — all close to a tennis court at 78 feet.

Conclusion

So, how long is a tennis court? In this tennis court at 78 feet guide, the answer is 78 feet — 936 inches, which is 2,377 centimeters and about 23.77 meters, or 26 yards. A doubles court is 78 feet long and 36 feet wide, a singles court is the same length but 27 feet wide, and the net is 3 feet high at the centre. That is about the length of a long city tram, a little shorter than a regional passenger jet, and about the height of an 8-storey apartment building. From a sperm whale to a tall water slide, these 12 everyday comparisons make 78 feet easy to picture. Next time you step onto a tennis court, remember it stretches about as far as a tram — and now you know which ones.