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Luxury Spas, Built In

Built-in spas and hot tubs for relaxation at home, designed as part of your pool or as a standalone feature, with heaters, jets and lighting for year-round use.

Raised spa spilling into a pool between copper fire bowls at dusk

4.5

Google rating, from 25 reviews

25+

Years building in Central Texas

What is a built-in luxury spa?

A built-in spa is a hot tub constructed in place, usually from the same gunite as the pool, and finished in the same tile and coping. Unlike a portable hot tub, it can take any shape or size and sit at any height. Westbank Pools builds spas integrated into the pool, raised beside it with a spillover edge that becomes a water feature, or standalone in the yard. Each one is engineered and built with the same shell and licensed electrical work as our pools. Heaters and spa jets make it usable through the year, LED lighting carries it into the evening, and automated controls let you set the temperature, lights and filtration from a smartphone app. Finishes include glass, porcelain or mosaic tile, stone coping, and plaster or pebble interiors. A spa is planned at the same consultation as the pool, and both appear in your 3D design before anything is built.

Updated November 5, 2026

At a glance

Build time
Usually 12 to 16 weeks after the permit
Shell
10–12 inch gunite, engineered for your ground
Design
3D prototype from your survey before anything is built
Typical Austin range
$60,000 to $150,000 for most custom pools
Experience
25+ years building in Central Texas

Luxury Spas by Westbank Pools

We have both integrated spa and pool designs, as well as standalone spa options. Tell us what you have in mind and we will create a plan that fits your vision and yard layout.

A raised spa can spill over into the pool as a water feature of its own, finished in glass or porcelain tile to match the waterline. Every spa is engineered and built with the same gunite shell and licensed electrical work as our pools.

What a Westbank spa can include

Integrated or standalone
A spa built into the pool, raised beside it with a spillover, or on its own in the yard.
Heating
Heaters, spa jets and insulated designs so you can use your spa throughout the year.
Lighting
LED lighting for the spa and pool, controlled with the rest of your equipment.
Smart controls
Automated systems for lighting, temperature and filtration through a smartphone app.
Finishes
Glass, porcelain or mosaic tile, stone coping and plaster or pebble interiors chosen with our design team.

Choosing the right spa

Talk to a designer

Built-in spa or portable hot tub

A portable hot tub sits on a pad and arrives as a finished unit. A built-in spa is constructed in place, usually from the same gunite as the pool, and finished in the same tile and coping. That means it can take any shape or size, sit at any height, and become part of the design rather than an object in the yard.

Built-in spas can share the pool’s heater, pump and controls, and they are designed to last as long as the pool shell itself.

Where the spa goes

Location changes how often a spa is used. A spa close to the back door gets used on cool evenings because the walk is short. A raised spa can spill over into the pool and become a water feature. A spa at the end of the pool can overlook the whole yard or the view.

Think about privacy from neighbors, shade during the day, the view from inside the house, and how the spa connects to a fire pit or covered patio.

Comfort details that matter

Seating depth, bench layout and jet placement decide how comfortable a spa feels. Some people want a reclining lounge seat, others want upright benches for conversation. Steps and handrails make it easy to get in and out, especially at night.

Lighting, heating and app-based controls let you have the spa warm and lit when you walk outside.

Spa layouts

Any layout can be finished in glass, porcelain or mosaic tile with stone coping.

OptionWorks best forThings to consider
Raised spillover spaAdding a water feature and a visual focal point to the pool.The spillover edge is a design detail, so tile and finish choices matter.
Integrated, at pool levelClean, modern designs where the spa reads as part of the pool.A seamless look with easy access from the pool.
Standalone spaYards without a pool or where a pool doesn’t fit.Can be placed near the house, a patio or a fire feature.
Spa with fire featureEvenings and the cooler months.Fire bowls or a fireplace beside the spa create one gathering zone.

Questions to answer before you design a spa

  • How many people will usually use it at once
  • Reclining lounge seats, upright benches, or both
  • Raised and spilling into the pool, level with it, or on its own
  • How close it should be to the back door
  • Lighting and app controls for heat and jets
  • Tile and coping to match the pool or contrast with it

Nine steps from design to Pool School

Usually around 12 to 16 weeks to build after we get the permit. Read the full process

  1. Engineered pool, spa and deck plan drawing with depth section1

    Site visit, design & engineering

    1–2 weeks

  2. Backyard of a new home graded and ready for pool layout2

    Permitting, HOA & materials

    1 to several weeks

  3. Crew setting forms in an excavated pool3

    The dig

    1–3 days

  4. Steel rebar cage and plumbing lines inside wooden pool forms4

    Steel & plumbing

    2–5 days

  5. Freshly shot gunite pool shell with steps and benches5

    Gunite shell

    1–2 days, then cure

  6. Pool pump, filter and heater plumbed on an equipment pad6

    Electrical & equipment

    About 2 days

  7. Close view of iridescent blue glass waterline tile7

    Tile, coping & decking

    1–3 weeks

  8. Dark pebble interior finish applied to a spa and pool8

    Interior finish

    2–3 days

  9. Finished pool and spa filled and running in front of the home9

    Start-up & Pool School

    A few days

Honest Reviews from our Customers

4.5

Google rating
from 25 reviews

Can the spa be integrated into the pool or be a separate feature?

Absolutely! We have both integrated spa and pool designs, as well as standalone spa options. Just let us know what you have in mind and we’ll create a plan that fits your vision and yard layout perfectly.

Do custom pools and spas require special maintenance?

Maintenance is similar to standard pools but may include additional care for spa-specific equipment and water chemistry.

Can I add features like waterfalls or lighting to my pool and spa?

Yes! Custom water features, LED lighting, jets, and other enhancements can be added to transform your backyard into a luxurious retreat.

What safety features are recommended for pools with spas?

Safety features include fencing, pool covers, alarms, and non-slip decking, thereby ensuring a secure environment for all family members.

Can a spa be added to an existing pool?

In many cases, yes. It depends on the existing pool, the space around it and the equipment. A site visit is the best way to find out what your backyard can hold.

Does a spa need its own heater?

A spa built with a pool often shares the pool’s heater and equipment, with valves that let the spa heat on its own. Standalone spas have their own equipment.

Can I control the spa from my phone?

Yes. Automated systems let you control lighting, temperature and filtration through a smartphone app.

Can I use a spa in the Texas summer?

Many owners run a spa cooler in summer as a place to sit and talk, and warm in winter. The water features and spillover also run year-round as part of the pool.

Ready to transform your outdoor space?

Contact us today to schedule a consultation or learn more about our services. Our expert team will guide you from concept to completion, creating a personalized outdoor retreat.

  1. 1We call youWe get in touch to hear what you have in mind.
  2. 2We visit your yardFree consultation: measurements, photos, site and code review.
  3. 3You see it in 3DA custom 3D design and proposal before you sign anything.

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Prefer to talk? (737) 990-9077info@westbankpools.com · 551 S I-35 Frontage Rd, Ste 331, Round Rock, TX 78664