Dreaming of a pool in your backyard? Whether it's for family fun or peaceful relaxation, a pool can transform your outdoor space into a personal paradise.
But how exactly are pools built?
Understanding the process will help you make informed decisions and give you confidence throughout the journey. Let’s dive into the step-by-step guide on how pools are built, so you know what to expect before taking the plunge.
Building a pool is a significant investment, both financially and in terms of time. Knowing how swimming pools are built helps you feel more in control, reduces stress, and allows you to make educated choices on design, materials, and budget.
With the right information, you can approach the process with clarity and confidence, ensuring your pool meets your needs and fits your vision.
Now, let’s break down the process into simple, actionable steps to help you understand how pools are built, and the key considerations at each stage.
Before any digging starts, it’s essential to plan and design your pool. Think about how you’ll use the pool—is it for exercise, family fun, or as a relaxing retreat? The design you choose will impact not only the look of the pool but also the type of pool that best fits your needs. There are three common types of pools to consider:
Concrete pools: Highly customizable and durable, but take the longest to build.
Fiberglass pools: Pre-made and delivered to your home, they can be installed quickly.
Vinyl liner pools: Affordable and flexible, using a soft liner to cover the structure.
Once you've chosen the type of pool, you'll need to finalize the shape, size, and any special features like lighting, a slide, or water features. It’s also important to check local regulations and secure any necessary permits before construction begins.
Once the design is finalized and permits are secured, it’s time to dig. Excavation is the process of digging the hole where your pool will go. Heavy machinery is typically used to shape the pool area based on your design.
Timing: Excavation usually takes a few days, depending on the size of the pool and the type of soil in your yard.
Important considerations: Ensure no underground pipes, cables, or utility lines interfere with the excavation process. Hiring a professional to check the area before digging is crucial.
With the hole dug, it’s time to install the pool structure. This process varies depending on the type of pool you’ve selected:
Concrete pools: A steel frame is laid inside the hole, and then concrete is either sprayed (shotcrete) or poured (gunite) over the structure. The concrete must cure for several weeks to harden and become strong.
Fiberglass pools: The pre-formed fiberglass shell is delivered to your home and carefully lowered into the excavated hole. The surrounding area is then backfilled for stability.
Vinyl liner pools: A frame is constructed within the excavated hole, and a vinyl liner is installed to cover the walls and floor of the pool.
When comparing fiberglass vs concrete pools at this stage, the difference in build time really stands out — fiberglass shells can typically be installed in just a few days once delivered, while concrete pools take weeks longer due to the curing process, even though concrete offers more design flexibility in the long run.
With the pool structure in place, plumbing and electrical systems are installed. These systems are essential for the safety and functionality of your pool. Plumbing involves installing pipes to circulate and filter the water, while electrical work includes lights, pumps, and heaters if necessary.
We have another article about how do swimming pool pumps work.
Hiring licensed professionals to install these systems is vital to ensure everything meets safety codes and operates correctly.
The pool itself isn’t complete without the area surrounding it. The deck is the surface around your pool that provides a safe, slip-resistant area for walking and lounging. Decking materials can include:
Concrete: Affordable and easy to maintain.
Pavers: Attractive and durable, offering a more natural look.
Wood: Adds a warm, rustic feel but requires more upkeep.
Choosing the right material will depend on your budget, style preference, and how you intend to use the space around your pool.
While some homeowners may consider tackling a pool project on their own, hiring experienced professionals is highly recommended. Pool construction requires expertise in excavation, plumbing, and electrical work, and even a small mistake can lead to costly repairs or safety hazards.
Hiring licensed pool builders ensures that the project complies with all local regulations and safety standards, reducing the risk of delays and future problems.
Building a pool is a significant investment. Costs can vary based on the size, materials, and features you choose. On average, an inground pool costs between $35,000 and $65,000, with luxury options driving up the price. In addition to the initial cost, remember to budget for ongoing maintenance, including:
Water treatment chemicals (chlorine, pH balancers).
Regular cleaning and filter maintenance
Potential repairs or upgrades over time.
Proper budgeting will ensure you enjoy your pool for years to come without unexpected financial strain.
Building a pool is an exciting journey, and understanding the steps involved helps make the process smoother and more enjoyable. From planning and excavation to the final touches, each step brings you closer to your dream backyard oasis.
Knowing how pools are built empowers you to make informed decisions, whether you're hiring professionals or considering DIY elements. Armed with this knowledge, you’re ready to turn your vision into reality, creating a space for relaxation, fun, and lasting memories with family and friends.
Now that you’re familiar with the process, it’s time to start planning how your pool will come to life!
If you're in Spokane, Seattle, Portland or Boise check our local service page for pricing.

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