What is A Grotto Pool? What are Its Benefits?

grotto pool

In contrast to applying modern aspects to a pool design, some future pool owners would opt for a naturalistic vibe for their pool, mainly by adding vivid features such as a grotto.

A grotto pool is a type of pool can give you the vibe of swimming pools at resort hotels and ultra-wealthy homes, adding value to both your bath and your property.

what is a grotto pool
A beautiful lagoon pool with a grotto inside a lovely garden.

If you are still wondering, “What is a grotto pool?,” let this article from Blue Pools and Spas give you a quick, informational glance at just how lovely a luxury touch fit is.

What is a grotto?

Grottos, in general, are natural or artificial caves used for many human purposes since ancient times

In a pool context, however, a grotto is a small cave or cavern installation that you can swim in or sit in, typically with a waterfall included. Depending on your budget, it can offer more features, ranging from rock formations to a lighting system and even a therapy spa.

A well-designed grotto pool with spaces to sit in and relax.

Considering how many additions you want to include in your pool’s grotto, the cost of adding one can range from $7,500 to $75,000.

It is best to hire a qualified and experienced pool builder if you aim to have a grotto pool. Due to it not being regarded as a part of standard pool construction, it is critical to have professionals that can handle such a task.

What makes a grotto pool worth having?

There are a handful of reasons why a grotto is a fabulous addition to a large pool, for both functionality and attractiveness.

A grotto is an attractive natural feature to enhance the look of a backyard, especially with a built-in, suitable lighting system. Spending time in the grotto, surrounded by the calming sights and sounds of running water, can be a wonderfully therapeutic way to relieve stress.

They can also provide useful spaces for swimmers of all ages. Adults can use the privacy and shade it provides to gather and have relaxing conversations. Children can elevate their playtime in many ways around a grotto.

This grotto design will surely bring joy to young swimmers.

If the size of your backyard and your budget are both immense, however, you can even make your grotto the size of an actual sea cave and add more therapeutic additions, or even a grotto bar!

What are the considerations when adding a grotto to the pool?

  • Design and Theme: The design of your grotto should complement the overall theme of your pool area. Whether you’re aiming for a natural, cave-like structure or something more modern and artistic, the design should integrate seamlessly with your pool’s existing style.
  • Materials: The materials used should be durable, water-resistant, and safe for pool environments. Natural stone, concrete, and waterproof artificial rocks are commonly used. The materials should also be aesthetically pleasing and fit the chosen theme.
  • Size and Scale: Consider the size of your pool and the surrounding area. The grotto shouldn’t overwhelm the space but should be large enough to be a focal point. Ensure it’s proportionate to the pool and the available space.
  • Waterproofing and Drainage: Proper waterproofing is crucial to prevent water damage and leakage. Additionally, good drainage will prevent water from pooling in and around the grotto, which could lead to structural issues or algae growth.
  • Accessibility and Safety: The grotto should be easily accessible without posing any safety risks. Consider non-slip surfaces and adequate headroom. If children will use the pool, ensure the grotto is safe for them.

FAQs about grotto pools

Here are answers to even more common questions regarding a grotto pool to provide you with the most information possible.

What are grottos usually made of?

There are a few materials that you can choose from, depending on your budget.

The more affordable options would be artificial or new-cast rock, which is also lighter than other choices. Depending on the choice would be easier to install and less likely to damage the pool area you decide to install.

On the other hand, natural stone is considerably heavier and requires more installation time, but the outcome would be more majestic. If you want to be even fancier, you could consider pre-cast concrete for a more flexible design.

Be sure to discuss clearly with your pool team when selecting the final material to earn the best result possible.

What is the best pool type to install a grotto?

A grotto would pair best with a lagoon-type pool to maximize the rustic vibe, but any large backyard pool with a stone wall with or without coping would work just fine.

Can you add a grotto to an existing pool?

Not only can future pool owners add one to their property, but also the current ones. thanks to the pre-made grotto kits in various styles. But in that case, it is also wise to contact a trusted pool equipment team before handling such a skill-demanding complement.

Are there any cons to having a grotto pool?

Aside from its advantages, a grotto pool has a few disadvantages.

Adding a grotto would require more time and money in pool construction. It is also difficult to install one if your yard is not large enough.

A grotto can be tricky to maintain as well. Because it frequently contains a waterfall, you will need to clean its exterior on a regular basis and ensure the water is circulating properly to prevent algae and other harmful impurities.


A grotto pool is a worthwhile investment, offering many features and benefits to its owner. It will significantly increase your property’s value and time quality on the water.

Despite this, installing one in a pool could be more challenging than it seems when considering all of its aspects: size, material, and the features that go with it.

Therefore, it is recommended to get a skilled pool provider for a different pool installation, such as a grotto, and we here at Blue Pools and Spas are proud to present ourselves as one of the most trusted pool brands for your Australian bath.

With the experience in the industry, experts of our team will put all of our skills, efficiency, and honesty into anything regarding swimming pools. Click here to get our contact information and get a free quote now!