If you’re considering an inground pool for your backyard, you’ve probably realized pretty quickly, there’s a lot to figure out.
From choosing the right type of pool to understanding how it’s built, the process can feel overwhelming, especially if you’re just starting your research.
The good news? Focusing on a few core questions can help you better understand the process as you get started.
Below, we’ll walk through four of the most common construction-related questions homeowners ask when exploring their options, so you can get a clearer picture of what to expect before moving forward.
1. What is the swimming pool construction process?
The construction process depends on the type of pool you choose.
There are three main types of inground pools:
- Fiberglass
- Concrete (gunite)
- Vinyl liner
Each type is built a little differently. Here’s a simple breakdown of what that looks like:
Fiberglass pools are manufactured off-site using a mold, then delivered to your home in one piece. Once on-site:
- The area is excavated
- A base is prepared
- The pool is set into place
- The pool is filled while material is added around the outside for support
Concrete pools are built entirely on-site:.jpg?width=328&height=185&name=maxresdefault%20(1).jpg)
- Steel rebar is installed
- Concrete is poured or sprayed to form the shell
- Tile, coping, and plaster are added
Vinyl liner pools use a flexible liner to hold water:
- Wall panels are installed
- The floor is shaped and finished
- A liner is placed inside the structure
2. How long does swimming pool construction typically take?
Just like the construction process, the overall timeline will vary based on the type of pool you select.
A typical turn-key fiberglass pool project usually takes 3 to 6 weeks to complete, although the pool shell is often in the ground and full of water within just a couple of days.
This faster install time is one of the reasons many homeowners lean toward fiberglass.
Because concrete pools are built entirely on-site, they take much longer, typically 2 to 5 months on average.
Vinyl liner pools fall somewhere in between, usually taking a bit longer than fiberglass but less time than concrete.
Want to hear straight from the pros? Tune into The Pool Guides Podcast for expert advice and real talk on planning and building a pool.
3. What are some common swimming pool construction problems?
While every project is different, most construction-related issues fall into two main categories: leaks and structural problems.
Leaks can happen in a few places, including:
- Plumbing lines below ground
- Pool fittings like skimmers or return jets
These issues can happen with any pool type, but proper installation methods can greatly reduce the risk.
Structural issues can show up in different ways depending on the pool:
- Shifting walls (common in improperly installed vinyl liner pools)
- Cracking or movement (possible in concrete or fiberglass if not installed correctly)
In most cases, these problems come down to installation quality and site preparation.
4. How do I find a reputable swimming pool contractor?
Choosing the right contractor is an important part of the process, and it’s worth taking some time to evaluate your options.
When evaluating contractors, look for:
- Proven experience with your pool type
- Clear installation methods and processes
- A track record of completed projects
- Willingness to answer questions and educate you
Taking the time to find the right installer can make a significant difference in your overall experience.
What Should You Take Away From All This?
When you’re early in the pool buying process, it’s easy to get overwhelmed by all the options and information out there.
But in most cases, it comes back to a few key things: how the pool is built, how long it takes, what can go wrong, and who you trust to install it.
By understanding these basics, you’ll be in a much better position to compare your options and move forward with confidence.
And as you continue your research, keep asking questions, because the more you understand upfront, the smoother your pool project will be from start to finish.
Frequently Asked Questions
What is the process of building an inground swimming pool?
The process depends on the pool type. Fiberglass pools are manufactured off-site and installed in one piece, while concrete and vinyl liner pools are built on-site. All projects typically include excavation, setting the pool structure, plumbing, and finishing work.
How long does it take to build an inground pool?
It depends on the type of pool. Fiberglass pools usually take 3 to 6 weeks for a full installation, while concrete pools can take 2 to 5 months. Vinyl liner pools fall somewhere in between.
What are common problems during pool construction?
The most common issues fall into two categories: leaks and structural problems. Leaks can occur in plumbing or fittings, while structural issues may include shifting, cracking, or improper installation.
How do I choose the right pool contractor?
Choosing the right contractor is critical. Look for experience, proven installation methods, and a track record of quality work because the beauty and durability of your investment will be determined by the pool contractor you choose.
About the Author
Planning a pool comes with a lot of questions, especially when you’re trying to understand how the construction process actually works.
I’m Jason Hughes, a partner at River Pools Virginia and a fiberglass pool installer with over 25 years of hands-on experience. I wrote this article to help break down some of the most common construction questions I hear from homeowners who are just starting to explore their options.
Over the years, I’ve seen how much clearer the process becomes once you understand how different pool types are built, how long projects take, and what to look for in a contractor. My goal here is to give you a straightforward starting point so you can move forward with more confidence as you plan your backyard project.
From the Manufacturer
At River Pools, we regularly work with homeowners who are just starting to explore their pool options and trying to understand how the construction process works. From the type of pool to the timeline and the contractor you choose, there are a lot of factors that can shape how your project comes together.
Through our work with independent installers and homeowners across the country, we’ve seen how having a clear understanding of these fundamentals early on can make the entire process feel more straightforward.
If you’re considering a fiberglass pool and want to talk through your options, the next step is connecting with a trusted independent installer in your area. They can help evaluate your space, walk through the process, and answer questions specific to your project.
Ready to start the conversation?
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