Pool house ideas used to be an afterthought, often tacked onto the end of a garden with little more purpose than storing float toys and pool chemicals. But not anymore. Today these swimming pool fixtures are just as likely to be where the real living happens, especially in the warmer months, with a kitchen for grilling, a shower for rinsing off, and enough comfortable seating that nobody wants to head back indoors.
If you're planning your own pool house, the options range from a simple timber cabin with a changing area to a fully serviced garden room with heating, plumbing, and a bar.
What you build depends on your budget and how much of the year you want to use it for, but there's nothing stopping you from taking inspiration from a variety of creative projects.
1. Design a modern multi-purpose pool house that works twice as hard
This contemporary, timber-clad pool house is proof that "modern" doesn't have to mean bare and unwelcoming. The flat roof and simple rectangular footprint keep things pleasingly uncluttered, while the full-height glazed doors open the whole building onto the pool. It's a good option if your main house already leans modern, since a pool house built in a similar palette of timber, glass and dark metal will slot in like it's always been there.
Inside, a fitted kitchenette and changing area mean this pool house is just as happy hosting a summer lunch as it is drying off swimmers, so there's no need to pick a single job description. According to Makenzie Polden, marketing executive at Green Retreats, this is a garden trend that's catching on:
"We're definitely seeing more customers design spaces that serve multiple purposes rather than a single function," she says. "The beauty of a bespoke garden room is that it doesn't have to be limited to one purpose. By carefully planning the layout, customers can create a building that adapts to different activities as their lifestyle changes. A pool house combined with a garden bar or entertaining space is one of the most popular choices, creating a natural hub for hosting family and friends during the warmer months."
Makenzie Polden is Marketing Executive at Green Retreats, the UK garden room specialist founded in 2005. She writes on design and layout for the brand's range of sustainable, bespoke garden buildings.
2. Have the space? Go all-in with a classic garden annexe pool house
Not every pool house needs to look like a modern glass box. This design proves the case for something more traditional, with a pitched, tiled roof, a striking triangular gable window, and soft cream joinery that lets it sit comfortably in a mature, planted garden.
"The brief was to create a fully functioning garden annexe which would allow the owners full use throughout the year," explains George Lucas, marketing executive at Vale Garden Houses. "Folding doors across the front give a covered yet seamless connection to the poolside in summer, while for the colder months, the room is fitted with underfloor heating and benefits from a cosy log burner, providing ambience and comfort."
Practically speaking, an annexe-style pool house works hard too. According to George, this project, "discreetly houses male and female changing rooms, bathroom/shower facilities, and a service room at the rear for pumps, filters, heaters and other swimming pool paraphernalia," with the main living space set up for relaxing rather than just changing, with sofas and a, "butler's kitchen for making anything from hot drinks to cocktails."
George Lucas is the marketing executive at Vale Garden Houses. He brings a wealth of knowledge and experience regarding conservatories that contributes to all areas of the company.
3. Give the design as much thought inside as you do outside
This timber-clad pool house, designed by Alexandra Young, opens onto the terrace through full-width glazed doors, and it's clear from the moment you step inside that nobody's settling for a glorified shed here.
A little more finessed than your typical outdoor kitchen, the one in this pool house has been given just as much love as anything you'd find in the main house, right down to the farmhouse-style sink, patterned Roman blind and the well-worn wooden table. It's the kind of space that makes you want to linger with a glass of something cold rather than dash back indoors the moment you've dried off from a swim.
Even the practical side gets the same treatment, with a neat storage nook of hooks, a shelf and woven baskets keeping swimwear and towels tidy without a single beach towel left to fend for itself on a sun lounger.
4. Choose a turnkey pool house if you don't want to manage a build
If project managing a build isn't appealing, a turnkey pool house is well worth a look. This one from Green Retreats shows the appeal in an instant: sleek and contemporary, finished in dark charcoal external cladding with a crisp flat roof, delivered and installed as a complete package rather than pieced together on site.
As Makenzie Polden explains, the real value of this approach comes down to what's included from the outset: "Choosing a fully finished, all-inclusive garden room ensures your pool house is comfortable in every season and offers far better long-term value," she says.
But her advice comes with a small caveat. "The first thing we recommend is looking carefully at what's actually included as standard. While there are plenty of lower-cost modular garden rooms on the market, many don't include the features that make a pool house comfortable and practical throughout the year."
That distinction matters more than it might first appear. "A quality garden room should come fully insulated, with electrics, quality glazing and everything needed to create a space that's ready to use from day one," Makenzie adds. "Otherwise, what initially looks like a cheaper option can quickly become more expensive once essential upgrades are added."
These modular garden rooms by Green Retreats offer a seriously cost-effective way to introduce a pool house to your outdoor space in no time.
5. Include a shower for rinsing off before or after a swim
Installing an outdoor shower for rinsing off before or after a swim doesn't have to be a purely functional addition. In this project by Pfeiffer Design, a large shower enclosure sits at the heart of the pool house, separated from the main living space by a clever partition wall rather than pushed into a room of its own. As Eloise Pfeiffer, business manager explains, the layout was designed so, "both active and calm behaviour can coincide," keeping a sense of connection between the two zones.
The same moss-green tiles from the kitchenette run through to the walk-in shower, paired with a matt black shower head and controls. As Eloise notes, it isn't purely practical either, the space was created so guests can gather to relax with a drink" nearby, while still being part of the activity. It's a reminder that a shower deserves the same design attention as the rest of the pool house, rather than being treated as an isolated wet room.
Eloise Pfeiffer is Business Manager at Pfeiffer Design, an award-winning interior design studio founded in 1996. She guides new clients through the process from first enquiry to fee proposal.
6. Go off-grid with an architect-designed eco pool house
That living roof you spy isn't just a nice touch, it's part of a much bigger sustainability story. This pool house, designed by The Vawdrey House, was built with an off-grid ambition from the outset, incorporating solar PV panels, a ground source heat pump and a Tesla Powerwall to keep it running independently of the grid. Even the pool gets the eco treatment, using mineral filters instead of chlorine to produce spring-quality water that's kinder to both the environment and the people swimming in it.
The larch timber cladding does more than look good, either. As Sophie Chapman, associate and interior designer at The Vawdrey House, explains, "a notable design feature is the larch timber cladding and overhang that keeps direct sunlight off the glazed doors," with detailed 3D models and sun paths used to work out the optimum orientation and shading, so the building stays comfortable rather than turning into a greenhouse on a hot day.
It's a beautiful example of what's possible when sustainability is baked into the design from the outset, and exactly the kind of project where bringing in an architect early pays off.
Sophie Chapman is Associate at The Vawdrey House, a founding member of the studio. She holds a degree in Interior Design and Environmental Architecture and leads on styling and furniture sourcing.
7. Blur the lines between indoor and outdoor entertaining
Take a closer look at this Sussex Pool House designed by The Vawdrey House and you'll quickly lose track of where the swimming pool ends and the building begins (which is precisely the point). It's the perfect case for designing a pool house that blurs the lines between inside and out.
A contemporary fire pit and a sprawling outdoor sofa sit right up against the sliding glass wall, so a lounger by the pool and a spot by the fire are never more than a few footsteps apart. Fold the doors back, and the whole terrace essentially becomes one giant room.
Inside, a proper bar counter and a pair of pendant lights makes it clear this isn't just somewhere to towel off, it's somewhere to actually stay and make an evening of it. And just when you think the building's played its final card, there's a garden sauna tucked in beyond the changing area – because apparently a pool, a bar and a fire pit still weren't quite enough luxury!
This fire pit turns any outdoor spot into an intimate gathering space, with a matte black steel bowl that develops a rusted, characterful finish over time, plus built-in log storage to keep essentials close to hand.
8. Make your design the centrepiece of a natural swimming pond
Not every swimming pool needs sharp edges and turquoise tiles to earn its keep. This octagonal garden room sits beside a natural swimming pond rather than a chlorinated rectangle, with a simple wooden jetty leading straight down to the water's edge.
A traditional tiled roof, crisp white timber cladding and full-height glazed doors give it the presence of a proper garden pavilion, so it reads as the natural focal point of the garden even before anyone's stepped into the water.
It's a good option if you're drawn to a more naturalistic pool or pond setup, since a classic, symmetrical design like this can anchor a soft, wild landscape without ever looking out of place against it.
9. Choose an affordable timber cabin, then make it your own
You don't need a big budget to create a pool house that feels inviting. This simple timber log cabin proves the point, with a covered veranda giving shelter from sunshine, and a run of potted plants and trailing blooms along the decking softening the space. Strings of fairy lights along the canopy and a couple of wicker sofas are enough to turn a straightforward, budget-friendly structure into somewhere people actually want to spend time.
If you want to elevate a cabin like this further, a lick of paint on the timber cladding is one of the simplest ways to make it feel more considered, whether that's a soft heritage tone to blend into the garden or a bolder colour to make a feature of it.
Outdoor lighting does a lot of the same work for the evenings, festoon lights, wall lanterns, or even simple spike lights along the decking can make a modest build feel just as atmospheric after dark as it does in daylight.
This lightweight, rust-proof and weather-resistant set includes a square coffee table with height-adjustable wood-effect top.
String these lights around the exterior of your pool house to add an ambient glow to evenings by the poolside.
This large gazebo tent is perfect for outdoor BBQs, parties, gatherings. With upgraded hydraulic rods, the side awning can be folded with ease.
10. Design a traditional glazed pool house for added wow-factor
If your property is listed, or simply if you want the design to sit well alongside the main house, it's worth bringing in an architect from the start.
To keep the planning process smooth, the design should echo the existing building's roofline, window style, and proportions, in the way this design takes cues from traditional orangery ideas.
Planning authorities will always pay close attention to the roofline, the position of any gables, and how the building sits relative to neighbouring properties, so getting these details right early on matters. Solar control glass is also a glazing innovation that can help here, keeping the room comfortable while reducing heating costs.
11. Create an alfresco dining space by the poolside
Who says a pool house needs four walls? This oak-framed design by Lara Clarke Interiors keeps one whole side open to the water, with a run of reclaimed dining chairs and a long table tucked under the covered porch, so meals can happen just steps from the pool without anyone worrying about a shower coming in.
The weathered green oak posts and beams, paired with a traditional clay tile roof, give the structure a sense of age that sits comfortably against the original stone barn behind it, while a tall black flue signals a wood burner inside for when the evenings turn cool.
To really take your alfresco dinners up a notch, consider adding a garden bar to your design or an additional sheltered BBQ area.
12. Choose a small design for a compact poolside
Not every pool house needs to be a big statement building. This compact, white-painted structure proves the point, offering little more than a covered veranda, a place to sit, and enough shelter to keep towels and cushions dry, yet it still feels every bit as considered as something twice the size.
Keeping things small is also a practical way to manage costs when building a pool house. Skip the plumbing and full electrics, and a modest pool house like this becomes a far more affordable addition than a fully serviced garden room.
13. Transform your pool house into the ultimate entertaining hub
Sometimes the pool isn't the main event. Here, the real draw is the private hot tub tucked onto the decking beside the main building, giving guests somewhere warm to retreat to whatever the season.
The pool house itself, clad in warm redwood with slide-fold doors spanning almost the full width, opens straight onto the terrace so the hot tub and the pool all read as one connected space rather than separate zones. Step inside and there's a proper bar setup and a comfortable lounge with a television, so the party can carry on indoors just as easily as out.
It's less of an accessory to the swimming pool, more a hub for the whole garden, where a dip in the hot tub, a drink at the bar, and time by the pool all happen within a few steps of each other.
Of course, a pool house is only ever half the story. Getting the swimming pool itself right matters just as much, so it's worth reading up on the most common swimming pool mistakes before you start digging, since a few small decisions early on can save a lot of expense later. If privacy is a concern, garden screening can help section off the pool area from the rest of the garden, while shade sails offer a quick, low-cost way to shelter from the sunshine.
