Garden Gym Building Ideas

This page brings together the full archive of garden gym projects we’ve featured, showcasing a wide range of designs by different companies. Some are modular, while others are bespoke, but all have been tailored to suit the client’s preferences and requirements.

The projects highlight how garden gyms can be personalised with features such as increased ceiling height for activities needing extra headroom, reinforced structures for weight training or resistance equipment, and shower rooms for freshening up after a workout. You’ll also find gyms with specialist features like golf simulators, saunas, steam rooms, or hot tubs, creating multifunctional wellness spaces.

The projects are listed most recently published first. Use the pagination to explore all the designs and gather ideas for your own garden gym. Click through to see how these spaces have been thoughtfully designed to meet a variety of fitness and lifestyle needs.

Redwood clad garden gym and store room by Hargreaves Garden Spaces

Redwood-Clad Garden Gym & Storage Room

The 6m x 3.5m Redwood-clad garden gym and storage room from Hargreaves Garden Spaces’ Windsor range offers a versatile dual-purpose design. Key features include Scandinavian Redwood cladding, a deep canopy with composite veranda, and full-service installation.

3m tall garden gym finished with a striking mix of white render and Cedar cladding

Garden Gym with Cedar & White Render Finishes

This 3m-tall garden gym by Hargreaves Garden Spaces combines Cedar cladding with white render for a modern aesthetic. Featuring smart heating, lighting, and groundscrew foundations, it offers a fully insulated, year-round space for workouts.

Impressive 10.5m x 4.5m two room Garden Fortress building

10.5m Wide Garden Gym & Kids’ Den

A 10.5m x 4.5m garden room in the Classic Garden Room 3 range combines a home gym with a children’s den. The contemporary design features Western Red Cedar and grey Larch cladding, with 3m bi-fold doors creating seamless indoor-outdoor flow.

5m x 3m garden room with 3m x 3m covered seating area by Ark Design Build

Garden Office with Covered Seating Area

This multifunctional garden building combines a 5m x 3m insulated office and gym space with a 3m x 3m covered seating area. Featuring sliding doors and lots of glazing, it creates seamless indoor-outdoor connections for work and leisure.

Black & Cedar clad garden room with porch detail

Pitched Roof Garden Gym & Steam Room

This stunning garden room by White Peak Design & Build combines a pitched roof gym, steam room, and w.c. in a bespoke design. Featuring black cement fibre cladding, cedar accents, and cathedral-style glazing, it blends functionality with modern elegance.

Garden gym and hobby room building by Garden Spaces

One Garden Room Building Designed for Two Uses

Garden Spaces created this versatile garden room, divided into a home gym, hobby room, and shower room. With energy-efficient SIPs construction and low-maintenance Cedral Click cladding, this 8.32m by 4m building offers adaptable, high-quality spaces that integrate indoor-outdoor flow.

Garden office and gym by Swift Garden Rooms

Garden Office & Gym with a Mono-Pitched Roofline

This bespoke garden building by Swift Unlimited serves as a home office and gym, featuring a mono-pitched roofline for increased headroom. Key highlights include bi-fold doors, skylights, underfloor heating, and tailored electrical solutions, blending functionality with stylish design.

Exterior of the multi-function design by Blyss Garden Rooms

Garden Family Room, Gym, Workshop, and Space for a Hot Tub

A multifunctional garden room featuring a family entertainment area with custom bar, home gym and workshop. The design maximises indoor-outdoor living with a sunken hot tub on a Balau deck, smartphone-controlled electrics and Western Red Cedar cladding.

6m x 4.3m Cedar clad garden gym & office building

Garden Gym/Office with Cassette Toilet

This Executive Garden Rooms’ South West London project features a bespoke garden gym and office with an off-grid cassette toilet, offering convenient functionality without costly mains connection. Durable cladding, lots of natural light, and a comprehensive electrical package create a comfortable, versatile space.

A Swift Unlimited Garden Room: A Future-Proofed Investment

This Swift Unlimited multi-room garden room showcases versatile design, featuring a home office with wrap-around glazing, a gym with sliding doors, and a kitchenette with a shower room. It’s also designed to evolve into living accommodation, ensuring future-ready functionality and appeal.

Black barn style garden room that serves as a home office and gym

Corrugated Aluminium-Clad Garden Gym & Office

This corrugated metal-clad garden gym and office by Miniature Manors showcases a bespoke design with a barn-inspired exterior and Japanese-Scandinavian interiors. Featuring a pitched roof, birch plywood finishes, and multifunction spaces, it exemplifies style, functionality, and client-driven design.

3m Tall Garden Gym with Hidden Shed

A 3-metre tall garden gym designed to maximise irregular plot space, featuring a hidden storage shed behind a secret door. The tailored design includes reinforced TRX training areas, air conditioning and a mix of rubber and vinyl flooring.

Tudor-Style Garden Room by Miniature Manors

This Miniature Manors Tudor-style garden room combines traditional oak craftsmanship with modern insulation for year-round comfort. Designed to complement a mock Tudor home, it features a vaulted ceiling, oak framework, and a striking exterior with reclaimed clay tiles and Tudor gables.

Garden gym suite with covered hot tub area

Garden Gym Suite with Changing Room and Hot Tub

AMC Garden Rooms designed a multifunctional 9m x 4.2m garden gym suite. It features a spacious main room, storage cupboard, lounge, changing room, and covered outdoor area with hot tub. The bespoke layout creates an ideal space for exercise and relaxation.

Multifunction home gym and sitting room in the garden

Multifunction Garden Gym Suite

Swift Unlimited designed this 6m x 5m garden gym suite in West Yorkshire, blending fitness and leisure in one space. Highlights include a custom electrical specification with USB sockets, dimmable lighting, integral blinds, bi-fold doors, and durable, low-maintenance composite cladding for lasting style.

Garden Office & Treatment Room for an Osteopath

A purpose-built 3m tall garden room combining office and osteopathy treatment space. The reinforced structure accommodates ceiling-mounted equipment, while featuring on-site facilities, fire-resistant Cedral cladding and data cabling.

Unusually Shaped Garden Gym to Maximise the Site

This tapered garden gym designed by Garden Spaces maximises a narrow, awkwardly shaped plot. Using high-quality Structural Insulated Panels and a reinforced floor, the gym’s unique shape minimises dead space while offering durability and natural light through floor-to-ceiling glazing.

Garden gym with secret storage room by Garden Spaces

Garden Gym with Secret Store Room

This Garden Spaces garden gym combines a high-spec, plastered, and decorated gym area with a concealed cedar-clad storage room. The gym features a quality new-build interior, while the storage room offers practical, highly durable OSB finishes.

5.5m x 4.8m Garden Gym

This bespoke 5.5m x 4.8m garden gym by Hargreaves Garden Spaces features 2.8m-high ceilings, Scandinavian Redwood cladding, air conditioning, and bi-fold doors. Designed in North Yorkshire, it combines practicality and style, offering a seamless indoor-outdoor workout experience.

L-Shaped Gym & Office Building

AMC Garden Rooms created an L-shaped structure functioning as both a home gym and office. The bespoke design features separate rooms, recessed French doors, and board-on-board Siberian Larch cladding. The 22sqm interior includes a reinforced gym area and partitioned office with oak finishes.

Home Pilates Studio

Garden2Office’s clients sought a professional Pilates studio for client sessions, choosing the Malmö for its modern exterior appeal and spacious interior. The pitched roof and strategic window placement provide an airy, light-filled space, ensuring functionality and privacy for effective training.

Garden gym with reinforced floor by Bridge Garden Rooms

Garden Gym Designed for Heavy Equipment

Bridge Garden Rooms offers specialised garden gyms designed for heavy equipment, incorporating reinforced flooring and foundations to safely support substantial weights. This gym features durable cedar cladding, anthracite trims, and a living roof, blending sustainability with aesthetic appeal.

Garden room with composite caldding and bi-fold doors

Garden Family Room with Ballet Studio

A Surrey family collaborated with Swift Unlimited to create a garden room blending a dance studio and family space. Featuring underfloor heating, bi-folding doors, and durable cladding, the build offers year-round functionality with future adaptability—all completed within three weeks.

High Spec Garden Gym Options

Garden Spaces specialises in creating high-spec garden gyms, tailored to fit diverse workout needs. Their designs include taller buildings for extra headroom, reinforced flooring for heavy equipment, climate control, and optional shower rooms. Entertainment and internet setup enhance this all-in-one fitness space.