Inflatable Water Slide Size Guides for Kids To Adult

While talking about the size of a water slide, we first need to know whether it is an inflatable water slide or not. Inflatable water slides typically offer a larger area for sliding than conventional tarps or water sliders.

The length of Inflatable water slides ranges from 15 to 35 feet, and width ranges from 5 to 20 feet approximately.

However, the larger size doesn’t make it a tougher task for the users to store inflatable water slides. Moreover, the compact design eases the storing task and lets one store it in any secured place by deflating it. On the other hand, a water slide that doesn’t have deflating feature turns out a bit difficult to store.

Inflatable Water Slide Size

How big is a Inflatable water slide

A water slide should be as large as you want it to be. It means the size mainly depends on the user, and there are a few things he needs to ensure before choosing the size. Typically, the size is measured by length and width.

 The length can go up to 35 feet or more, and the width remains within 20 feet. Let’s go deep into the size of a water slide.


Whether it’s an inflatable water slide or a normal one, at first, you need to check out the water slide’s length. Water slide length typically ranges from 15 feet to 35 feet. Larger water slides are lengthier, but it doesn’t mean lengthier water slides have to larger.


The size of a water slide is incomplete until you have a proper width measurement. Typically, the width of a water slide ranges from 5 feet to 20 feet. When it has more width, it becomes much safer for the young sliders as they get sliding space.

Safety rails

Talking about safety, you have to ensure having safety rails in the water slide. The higher rails protect the sliders from slipping down the slider surface. The safety rails can go as high as 8 to 10 inches relying on the design of the water slide.


One doesn’t have to worry much about the thickness while using an inflatable water slide. When it comes to water slide tarps, the thickness ranges from 4 mils to 6 mils typically. A thicker surface ensures much safety for the sliders.

Water slide height requirements

The height of backyard water slides has three categories. Depending on the number of sliders and space in the backyard, the height of these slides varies.

Entry-level water slide

Entry-level water slides are typically 12 to 15 feet tall. The height of these slides is appropriate for the younger ones. The adults might find this height range slightly smaller for them.

Medium water slide

Medium water slides are appropriate for both kids and adults. If you have quite enough space in your backyard, you should go for these water slides with a height ranging from 15 t0 20 feet.

Giant water slide

Giant water slides have more length and width. So it is obvious having more height as well. The water slides go up to 30 feet tall. Adult sliders find these slides preferably suitable.

Does size matter while choosing a water slide?

Yes, size does matter while choosing a water slide. There are some crucial things for which one needs to check out the size of the water slide before purchasing. Now, let’s break into the things one needs to check out before selecting the size.

Space in the backyard: The main factor one buyer needs to look out for before choosing the water slide size is the space he has in the backyard. Backyard water slides need enough space for safer sliding fun. If you can’t set up a giant-size water slide that measures around 30 feet in length and 15 feet in width, you shouldn’t go for it.

Everyone doesn’t have the same space in the backyard for similar sizes of sliders. It also shouldn’t take the whole spot in the backyard. Even after setting it up, you should have more space for convenient movement of the sliders around it.

The number of sliders: If you belong to a large family, which has so many sliders to go out and have fun under the extreme sunlight, you need a giant water slide. It is a wise decision to purchase an inflatable one when you have more sliders. The inflatable water slides offer extra space, and these are easy to store as well.

A water slide with 12 feet of length and 5 feet of width won’t be an appropriate one to buy for a large family. However, if you have a family of only four members, you might not need a giant slider. But if you still want to have one, it won’t be a wastage of money for sure.

Storage space: Do you have enough space to store the water slide securely after every use? Most buyers only think about the backyard space, not the storage space. It is necessary to ensure you have adequate space in your house, which can keep the slide secured and safe.

Even in this circumstance, an inflatable waterside will go well. You can conveniently inflate it when needed and deflate it to ensure compact storage anywhere inside your house.

Safety: When the size is giant, it becomes comparatively safer for the kids to slide. They won’t have collisions on the way and can ensure a safe landing as well. Moreover, safety depends a lot on the safety rails around the water slide.

The higher the safety rails are, the safer it is for the kids. The parents then don’t have to worry about the kids getting injured.

Toddler size water slide

Toddlers would fancy sliding on giant water slides for more fun. But a small to medium size water slide would be enough for them. However, one must ensure the safety of the water slide when he is buying it for the toddlers.

Length: The length of small and medium water slides ranges from 15 to 25 feet. However, a larger one for the toddlers can go up to 30 feet.

Width: Typically, toddler water slide width ranges from 5 to 12 feet. Try purchasing one with more than 10 feet of width.

Height: The height of toddler water slides stays within 20 feet. The higher it is, the more fun it will produce.

Safety rails: It is necessary having safety rails on toddlers’ water slides. These safety rails extend the safety of the water slide.

If you want to slip and slide made you own your backyard you must need slip and slide tarp.

Commercial size water slide

There are both small and giant size water slides available commercially.

  1. The length of these water slides ranges from 15 feet to 35 feet.
  2. The width of commercial water slides ranges from 5 feet to 20 feet.
  3. The height of these commercial water slides ranges from 12 feet to 30 feet.

Are bigger water slides better

Yes, bigger water slides are better when you have a large family and have enough space in the backyard as well. There are some good sides of these bigger water slides I would like to share.

  1. It allows one to accommodate all the family members on the slide at the same time. It strengthens the family bond and adds more fun to the family.
  2. Typically, giant water slides have higher safety rails, which make it safer for the kids.
  3. Also, the extra space on the slide allows more kids to have fun without having any collision during sliding downwards.

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