
How Much Does Building a Concrete Pool Cost?
The average cost of building a pool ranges between 10,000 € and 19,000 €.
The amounts are indicative and come from the original imported guide. The final budget depends on the scope, materials, and prior condition of the space.
Service Levels and Pricing
Compare the different options available based on your budget and needs to build your pool.
Basic
Small concrete pool (3x5 meters) with simple finishes. Ideal for small spaces and limited budgets.
Standard
Medium-sized concrete pool (4x8 meters) with quality finishes and modern systems. The most popular option among Spanish families.
Premium
Large concrete pool (5x10 meters) with premium finishes, advanced systems, and luxury features. Includes customized extras.
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Swimming pool construction prices
See what homeowners usually pay for the most common tasks. Use these ranges to fine-tune your scope and avoid missing key items in your budget.
Building an above-ground pool
10,000 €
Building an in-ground pool
16,000 €
Building a semi-in-ground pool
13,000 €
Building a natural pool
12,000 €
Building a heated pool
20,000 €
Example of a pool budget with Reformia
The average cost of building a pool ranges from 10,000 € to 19,000 €.

1. The approximate budget for a 6 x 3 m built-in pool with a maximum depth of 150 cm would be as follows:
The average cost of building a pool ranges from 10,000 € to 19,000 €.
What is usually included in a quote
Each professional may structure quotes differently, but most project budgets follow this logic.
Typically included
Often not included
Building a built-in pool step by step
The average cost of building a pool ranges from 10,000 € to 19,000 €.

1. Choosing the pool design and starting construction
First, you will need to decide on the shape, dimensions, and coating of the built-in pool, as well as the materials that will be used in its construction. At this stage it is essential to get advice from a professional in pool construction who can demonstrate experience and guarantees. The professional can inform you about the advantages of each type of pool, as well as some fundamental aspects when building a pool, such as its location and the equipment necessary to treat the water.
On the other hand, the construction company will be responsible for requesting the municipal construction permit from the town hall to begin pool construction. The cost will vary depending on the size and characteristics of the pool, although the average price for the permit is around 1,000 €.

2. Ground preparation and excavation
After choosing the exact location of the pool and marking the ground, the pool excavation hole is dug and the rest of the ground is leveled and flattened. For excavation, mechanical equipment such as small excavators is usually used.
An important aspect to consider is the depth of the pool: currently the maximum depth of private pools does not usually exceed 1.50-2 m in the deepest area, since greater depth means a greater volume of water needed to fill the pool and higher maintenance costs. However, if you want to install a diving board or reserve part of the pool for diving, it is advisable to increase the depth to 2.5-3 m.

3. Partitioning, spraying, and coping of the pool
After excavation, brick partitioning or the material of your choice should be placed in the desired shape, with the electrical and water installations and the ducts that will connect the pool to the filtering equipment ready.
In the case of a sprayed concrete built-in pool, compressed concrete will be projected through a hose: this method allows reaching all corners of the pool regardless of the surface type. The pool shell is then finished, leaving it ready for the coating to be applied, and the pool coping is done; for this, the surrounding edge of the pool is placed, ensuring the finish of the edge. It is advisable to install a non-slip edge.

4. Waterproofing the floor and walls
To prevent possible water loss, a first coating, normally fiberglass mesh, is applied, and then the final finish of the shell is applied, which is usually a tile or mosaic coating, although there are other options such as fiberglass coating or what is called liner.
There is a wide range of pool coatings with varied designs, colors, and shapes; pool construction companies usually provide a large number of sketches and designs so that the customer can be inspired and choose the option that best suits their needs and preferences.
What can change your final price
Even similar projects can end with different budgets. These are the factors that most often push costs up or down.
Pool size and shape
Larger pools require more materials and labor. A 4x8 meter pool will cost significantly more than a 3x6 meter one, making this the factor with the greatest impact on the final budget.
Depth and finish type
The excavation depth and chosen finish (tiles, pool paint, aggregate coating) directly affect the cost. Premium finishes like quality aggregate coating can increase the price by 20-30%.
Additional features
Elements such as filtration systems, pumps, LED lighting, special stairs or integrated jacuzzi considerably increase the initial estimated budget.
Ground condition and accessibility
If the terrain requires leveling, rock removal, or has difficult machinery access, preparation costs can increase by 15-25% of the total budget.

Main types of pools
The average cost of building a pool ranges from 10,000 € to 19,000 €.
Built-in pools, as the name suggests, require construction work to define the space, place the pool shell, install the necessary connections and pipes, and apply the final finish. This way you get a space with the desired measurements and shape, and a guarantee of durability as long as proper maintenance is performed.
Tips for pool construction for easier maintenance
The average cost of building a pool ranges from 10,000 € to 19,000 €.
The price of built-in pools will also depend on many factors: dimensions, materials to be used, accessories, filtering equipment, heating systems, etc. A small built-in pool of 6 x 3 m can cost 12,000 €. You must add municipal fees to the initial price (which can be around 1,000 €) and maintenance costs, which are approximately 600 € per year.
The most common materials in built-in pools are the following:
- Sprayed, reinforced, or projected concrete pools with tile surface. These are the most resistant and durable pools, although they have a longer construction time. Spraying consists of projecting concrete, making the pool shell monolithic, low-porosity, and very resistant to undercutting or differential settling, which prevents cracks and leaks. Covering the pool with tile costs around 15-40 €/m².
- Built-in pools constructed with liner. They require half the construction time since the shell is built with self-supporting concrete blocks. The surface is waterproofed with a polyurethane or liner coating, which has an average price of 20-25 €/m².
- Polyester and fiberglass prefabricated pools: these come already constructed in one piece. They are manufactured with resins and fiberglass and painted with waterproof gelcoat.
- Steel and semi-prefabricated liner pools: they are built by joining prefabricated panels of galvanized steel and applying reinforced concrete to the pool floor. For the pool lining, a reinforced PVC sheet is used, which provides complete waterproofing of the shell.
To ensure proper pool maintenance and prevent future problems, it is advisable to consider some aspects during installation:
Installation of extractors: as a general rule, it is advisable to install one extractor for every 25 m² of water.
Drains and water inlets in the pool floor: These are installed at the bottom of the pool and level with the upper edge of the floor. They usually have an integrated filter to prevent drains from clogging.
- Installation of extractors: as a general rule, it is advisable to install one extractor for every 25 m² of water.
- Drains and water inlets in the pool floor: These are installed at the bottom of the pool and level with the upper edge of the floor. They usually have an integrated filter to prevent drains from clogging.
- Preventing water leaks: it is important to properly construct the pool to avoid possible water leaks through cracks or fissures in the pool coating, as well as seepage in the shell.
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Frequently asked questions about pool construction

Is it better to build a concrete pool than a prefabricated or removable pool?
If you have the space, a pool with a concrete shell, stone finishes, and good filtering equipment and salt electrolysis system is what professionals recommend most. In the long run, it suggests a better investment compared to any other type of pool.
How much does it cost to build a pool?
A built-in concrete pool usually costs between 10,000 and 15,000 € with a size of 7 x 3 m. The coating and type of filtering system will determine whether this price is higher or lower. It will also increase if you opt for a heated pool.
How much does it cost to light a pool?
Pool lighting not only enhances its aesthetics but also improves safety during nighttime use. There are various options, such as underwater lights, LED lights, and fiber optic systems, each with specific features and prices. For example, installing underwater lights has an average cost of 140 € per unit.
Got more questions? Contact us!

Got more questions? Contact us!
Frequently asked questions about pool construction
Is it better to build a concrete pool than a prefabricated or removable pool?
If you have the space, a pool with a concrete shell, stone finishes, and good filtering equipment and salt electrolysis system is what professionals recommend most. In the long run, it suggests a better investment compared to any other type of pool.
How much does it cost to build a pool?
A built-in concrete pool usually costs between 10,000 and 15,000 € with a size of 7 x 3 m. The coating and type of filtering system will determine whether this price is higher or lower. It will also increase if you opt for a heated pool.
How much does it cost to light a pool?
Pool lighting not only enhances its aesthetics but also improves safety during nighttime use. There are various options, such as underwater lights, LED lights, and fiber optic systems, each with specific features and prices. For example, installing underwater lights has an average cost of 140 € per unit.


