Skip to content
Main entrance showing featured slate finish and curved timber door

Shelter on the Helford River

A crafted boathouse and quiet retreat on the tranquil Helford River

WELCOME TO MARRAUM

From the glimmer of an idea to the stroke of a pencil, the first turn of a door handle to the flickering of a smile across a face, at Marraum we bring more to your space – and take your story beyond its walls.

And we begin with you. Because at the heart of each architecture project – studio spaces, private loft conversions, commercial builds or building that dream home – are the people who use it.

They’re the yawns that stretch to eye-widening views in the morning. They’re the feet feeling cool concrete underfoot. They’re the eyes looking for inspiration at their desks. And the shoulders that hunker down in the evening. These are the people whose surroundings bring more to each and every experience.

With years of architecture and design experience in both Cornwall and further afield – paired with aesthetic drive, strong ethics and constant curiosity – we know how to make space work harder for you.So from beginning, middle and end – discover how you can bring your own story of space to life.

marraum-story

Approached along a quiet lane towards the Helford River, the building reveals itself at the point where the landscape begins to shift - trees thinning, the water coming into view.

Set into the bank and defined by its material presence, the boathouse forms a calm and grounded arrival, balancing practical purpose with moments of quiet retreat above.

Type:  Boathouse renovation
Location:  Helford, Cornwall
Status:  Complete
Contractor:  R Jones Construction

The brief

Our client required a practical and robust space to store boats, kayaks and paddleboards, supporting long days spent on the water. Alongside this, there was a desire for something more introspective - a calm, elevated retreat above, offering a place to write, read and take in views across the trees and river beyond.

The ambition was to create a building that worked hard functionally, but also offered moments of stillness and delight. Rooted in its setting, it would draw from local materials and traditions, reinterpreted in a contemporary way to create something timeless.

a striking image of the gable end of a new boat house, with featured slate finish

The interpretation

The site presented both opportunity and challenge. Tightly constrained and set against a steeply sloping bank, the proposal required substantial groundworks to carve space for the building while retaining the landscape around it.

The boathouse is embedded into this terrain, with newly constructed stone retaining walls forming a robust base. From the approach, a slate-clad gable presents a striking yet textural elevation - its layered surface almost reading as a contemporary echo of thatch, grounding the building within its context while giving it a distinct identity 

Movement through the building is deliberately simple and intuitive. A split-level entrance to the rear allows access either down into the boat storage space or up into the sail loft above. Here, the character shifts - more enclosed and contemplative, with carefully placed slot windows and rooflights drawing in natural light and framing glimpses of the surrounding trees and water.

stone wall with recess aluminium downpipw
dramatic image of a featured slate finish

The outcome

The result is a building that balances utility and retreat with quiet confidence.

Materially, the building is honest and robust. Stone, slate and timber are used throughout, with a consistent focus on precision and detail. 

There is a clarity to how the building works, but also a richness in how it feels. The quality of craftsmanship is evident throughout, elevating what could have been a purely functional structure into something more considered and enduring.

external-view-slate-boathouse