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Hot Tub Dimensions: Things to Know Before Buying

There are a few things you should know about hot tub dimensions before making your purchase. Here’s what you need to keep in mind to ensure you get the right size hot tub for your needs.

hot tub dimensions

How Big is a Hot Tub? 

A hot tub can range in size from as small as 2 feet square to as large as 8 feet square. The depth of a typical hot tub is around 3 feet, although this may vary depending on the model. Some luxury hot tubs are even deeper, reaching 4 or 5 feet in depth.

So how much space does a hot tub take up? It really depends on the size and type of hot tub, but typically it will take up around 10-15 square feet. If you have the space for it, a hot tub is definitely a luxurious addition to any home!

Hot Tub Dimensions: All Sizes to Know Before Buying

Standard Hot Tubs Dimensions

The standard dimensions for a hot tub are 6’x6’, but they can vary depending on the manufacturer. Some hot tubs are as large as 8’x8’, while others can be as small as 4’x4’. The most common height is 3.5 feet, but they can range from 2.5 to 4 feet high. The typical depth is around 36-38 inches, but some tubs can be as deep as 48 inches. There is also a wide variety of shapes, with rectangular, square, and oval being the most popular.

Small Hot Tubs (2-4 People)

Outdoor Indoor
  • 51” x 59.5” x 27.5”H
  • 500 lbs
  • 60” x 60” x 32”H
  • 750 lbs

Midsize Hot Tubs (4-6 People)

Outdoor Indoor
  • 71.5” x 77.5” x 33.5”H
  • 1,000 lbs
  • 77.5″ x 77.5″ x 38″H
  • 1,250 lbs

Large Hot Tubs (6-8 People)

Outdoor Indoor
  • 87″ x 87″ x 34″H
  • 1,500 lbs
  • 92″ x 92″ x 38.5″H
  • 1,750 lbs

Large Hot Tubs Dimensions

A large hot tub typically has dimensions of around 7 feet (2.1 meters) in length, 5 feet (1.5 meters) in width, and 3-4 feet (0.9-1.2 meters) in depth. This is just an approximation though, so be sure to check the specific dimensions of any hot tub you’re considering purchasing.

Dimensions for 2 Person Hot Tub  

When it comes to the dimensions of a two person hot tub, there are a few things to consider. The first thing you need to think about is how much space you have available. Generally, these tubs range in size from around 5ft by 5ft to 6ft by 8ft.

Once you know the approximate size you’re looking for, you’ll need to decide on the depth of the tub. Most two person hot tubs have a depth of around 36 inches, but this can vary depending on your needs and preferences.

Finally, you’ll need to think about the height of the tub. This will typically be around 30-32 inches, but can vary depending on the style and design of the particular model you’re interested in.

Hot Tub Dimensions for 4 Person 

4 person hot tub dimensions vary depending on the brand and model. However, most 4 person hot tubs are between 6 and 7 feet long and between 4 and 5 feet wide. This gives each person in the tub plenty of room to move around and enjoy the experience. Additionally, many 4 person hot tubs have a depth of between 2.5 and 3 feet, which allows for a comfortable soaking experience.

Hot Tub Dimensions for 5 Person 

5 Person Hot Tub Dimensions – person hot tub dimensions usually range from seven to eight feet in length, and five to six feet in width. However, there are a few smaller models on the market that can accommodate up to four people.

The average height of a person is around five and a half feet, so the average person’s hot tub will be about three and a half feet deep. Most of the time, the depth of the tub will not matter as long as everyone can sit comfortably inside of it. If you have a large family or group of friends that you want to be able to enjoy your hot tub with, then you may want to look for a model that is larger than the standard size.

There are also some very luxurious models that are much larger than the average person hot tub and can accommodate up to eight people. These models usually come with a higher price tag, but they offer a lot more features than the standard model.

Hot Tub Dimensions for 6 Person 

The dimensions of a six person hot tub will vary depending on the manufacturer, but in general they will be around 7’x7′. This should give you enough room to comfortably fit six people, with enough space for each person to move around.

If you are looking for a larger hot tub, there are models available that can accommodate up to 10 people. However, these generally require more space and may not be suitable for smaller yards.

Hot Tub Dimensions for 8 Person 

A standard 8 person hot tub is usually about 84 inches wide and 84 inches deep. The average weight of an 8 person hot tub is between 900 and 950 pounds. An 8 person spa can accommodate up to eight people comfortably, but may be too large for some decks or patios. If you have the space, an 8 person spa is a great way to relax and enjoy quality time with family and friends.

Hot Tub Dimensions for 10 Person 

A hot tub for 10 people is typically about 7 feet long, 3.5 feet wide, and 2.5 feet deep. This will give each person enough room to comfortably relax in the tub.

Some hot tubs for 10 people are a little deeper, while others are a little shallower, so it’s important to measure the dimensions of the specific hot tub you’re interested in before making a purchase. Additionally, be sure to check the weight limit to make sure it can accommodate everyone who plans to use it.

Which Features are Essential in a Hot Tub?

When choosing a hot tub, it’s important to figure out which features are essential for your needs. Here are some essential features to consider:

  1. Hot Tub Size – Make sure to choose a size that will comfortably fit everyone who will be using it.
  2. Capacity – Consider the maximum number of people who will be using the tub at once and make sure the tub has a high enough capacity to accommodate them.
  3. Seating – Look for a hot tub with comfortable seating so you can relax in style.
  4. Jets – Choose a hot tub with plenty of powerful jets for a luxurious massage experience.
  5. Temperature Control – Make sure the hot tub has an easy-to-use temperature control system so you can get the perfect bathing experience every time.
  6. Lighting – Choose a hot tub with built-in lighting for a relaxing and romantic atmosphere.
  7. Extras – Consider other features that may be important to you, such as a sound system or waterfalls.

What are the Difference Between Built-In and Stand-Alone Tubs?

When it comes to hot tubs, there are two main types: built-in and stand-alone. Both have their own unique benefits and drawbacks, which can make it difficult to decide which one is right for you. So, what are the key differences between these two types of tubs?

The biggest difference between built-in and stand-alone hot tubs is how they are installed. A built-in tub is installed as part of your home’s plumbing system, while a stand-alone tub is not. This means that built-in tubs take up less space and are more discreet than stand-alone tubs. However, built-in tubs are more expensive than stand-alone tubs and they require more maintenance.

Stand-alone tubs are easier to install and they are more affordable than built-in tubs. However, they take up more space and they are not as discreet as built-in tubs. Stand-alone tubs also require more maintenance than built-in tubs.

How to Find the Most Beneficial Hot Tub Size and Shape?

When looking for a hot tub, size and shape are two important factors to consider. The size of the tub will determine how many people can fit in it, while the shape will affect the overall aesthetics and how much space the tub takes up. So, which size and shape is right for you?

The most popular hot tub size is 6 feet by 8 feet. This size accommodates up to four people comfortably and has plenty of space for hydrotherapy jets. If you have a small backyard or limited space, a smaller tub like 5 feet by 5 feet or 4 feet by 6 feet might be a better option.

The most common hot tub shapes are rectangle, square, and round. Rectangular hot tubs are the longest and can seat up to six people. Square hot tubs are shorter but wider, making them a good choice if you have limited space. Round hot tubs are the smallest and can fit in tight spaces.

When choosing a hot tub size and shape, it’s important to consider how you’ll be using it. If you plan on using your hot tub for hydrotherapy, you’ll want a larger tub with plenty of jets. If you just want to relax with a few friends, any size or shape will do. Ultimately, it’s up to you to decide what’s most important in a hot tub.

Do you Need a Square or Rectangular Hot Tub? Pros & Cons of Each Shape

When it comes to hot tubs, square and rectangular models are the most popular. Though circular and other shapes exist, they don’t offer the same level of space or features as their square and rectangular counterparts. If you’re trying to decide between a square or rectangular hot tub, use this guide to help you make your decision.

Square Hot Tubs

Square hot tubs are defined by their sharp, 90-degree angles. These models typically fit four to six people comfortably and can be placed against a wall or in the corner of a room or patio. If you have limited space for your hot tub, a square model may be the best option.


  • Square hot tubs offer the most square footage of any other shape.
  • They are the perfect size for small to medium-sized groups.
  • Since they are easy to fit into tight spaces, square hot tubs are great for people who want a spa but don’t have a lot of room.


  • Because of their square shape, square hot tubs can be more difficult to clean than their rectangular counterparts.
  • Square models typically cost more than rectangular models of the same size.

Rectangular Hot Tubs

Rectangular hot tubs are defined by their long, lean shape. These models typically fit six to eight people comfortably and can be placed in the middle of a room or patio. If you have a large space for your hot tub, a rectangular model may be the best option.


  • Rectangular hot tubs offer more seating than square models.
  • They are the perfect size for medium to large groups.
  • Since they are easy to fit into larger spaces, rectangular hot tubs are great for people who want a spa and have plenty of room.


  • Because of their rectangular shape, rectangular hot tubs can be more difficult to clean than square models.
  • Rectangular models typically cost more than square models of the same size.

FAQs on Hot Tub Dimensions

How Far Away from the House Should a Hot Tub Be?

When it comes to installing a hot tub, one of the first things you’ll need to consider is where to put it. Obviously, you’ll want to choose a spot that’s convenient for use, but you’ll also want to make sure that the tub is in an appropriate location relative to your home. Here are a few tips on how far away from your house a hot tub should be:

Ideally, the hot tub should be positioned at least 10 feet away from your home. This will help ensure that any heat or steam created by the tub doesn’t escape into your house and cause damage.

If you’re unable to place the tub 10 feet away from your home, try to position it as close to the wall of your house as possible. This will help minimize the amount of heat and steam that could potentially enter your home.

In some cases, it may not be possible to position the hot tub away from your house at all. If this is the case, be sure to take extra precautionary measures to prevent any heat or steam damage to your home. For example, you may want to install a windbreak around the tub to help deflect any heat or steam away from your house.

Do You Need Access to All 4 Sides of a Hot Tub?

Most hot tubs only have steps on one side, which can make getting in and out a little tricky. If you’re looking for a hot tub that’s easy to get in and out of, then you might want to consider a four-sided model. These hot tubs have steps on all four sides, so you can choose the side that’s most convenient for you. Plus, four-sided hot tubs tend to be more spacious than their one-sided counterparts, so you’ll have plenty of room to relax.

Should I Leave My Hot Tub on All the Time?

The answer is no, you should not leave your hot tub on all the time. There are a few reasons for this:

  1. It will increase your electricity bill – If you leave your hot tub on all the time, it will use more electricity and therefore cost you more money each month.
  2. The water will get dirty faster – The reason for this is that the water will circulate less when it is not being used and therefore dirt and debris can build up over time.
  3. The filter will need to be replaced more often – Since the water is not circulating as much, the filter will become clogged quicker and will need to be replaced more frequently.
  4. It can cause problems with the pump – If the water is not circulating, it can cause the pump to overheat and break down.
  5. It is a waste of water – When you leave your hot tub on all the time, the water will evaporate and you will need to replenish it more often. This means that you are using more water than necessary and it is not good for the environment.

So, as you can see, there are several reasons why you should not leave your hot tub on all the time.

How Often Should You Change the Water in a Hot Tub?

Some people never change the water in their hot tub, while others do it every few months. It really depends on how often you use your tub, how well you maintain it, and what type of filtration system you have.

If you don’t use your tub very often, you can probably get away with changing the water once a year or even less often. But if you use it regularly, you’ll need to change it more often – at least every few months. And if you have a lot of people using your tub or if anyone has any medical conditions that could be affected by dirty water, you’ll need to change it even more frequently.

How To Measure Hot Tub Covers


Hopefully, this article has given you a better understanding of hot tub dimensions and how they can affect your purchase decision. Are there any other questions you have about hot tubs or their dimensions?

Refer: https://www.thecoverguy.com/support/how-to-measure-your-cover/

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