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The Treehouse — Biophilic Home East Fremantle Perth by Studio Origami

Passive Solar Design · East Fremantle, Perth WA

The
Treehouse

Project Overview

Living among the trees,
above the river.

The Treehouse is a mid-century inspired passive solar home in East Fremantle — designed to dissolve the boundaries between inside and outside, between the tree canopy and the living room, between the ocean views and the daily rituals of family life. Set on an 890m² block with beautiful established gardens, the home celebrates its natural setting as its greatest asset.

With reference to the bridges that connect the different platforms of a treehouse, the main spatial axis of the home does exactly the same — connecting north and south decks, day and night activities, and horizontal and vertical navigation throughout. The result is a home that feels like an adventure to inhabit, while remaining deeply grounded in its landscape.

Location
East Fremantle, Perth WA
Block
890m²
Home
245m² — 4 Bed, 2 Bath
Views
Ocean, River & Port
890
Square metre East Fremantle block with ocean views
245
Square metres of biophilic passive solar living
Views
Ocean, river and port from multiple levels
Trees
Existing established canopy preserved and celebrated
The Treehouse East Fremantle Perth exterior
The Treehouse living spaces East Fremantle The Treehouse garden connection
The Treehouse deck views East Fremantle
The Treehouse outdoor living Perth The Treehouse bridge connection
The Treehouse canopy views East Fremantle
The Treehouse detail The Treehouse river view

Concept

A home inspired by the treehouse — platforms, bridges and canopy views that make every movement through the house an experience of nature.

A bridge between
inside and out.

The site already has a beautiful established garden — and rather than treating it as a backdrop, the design makes it the centrepiece. Working with the existing levels, the home brings the connection of the lower garden back into the house through generous glazing, direct access and a consistent visual relationship with the tree canopy from every key living space.

The main axis of the home connects the north and south decks — a bridge-like circulation spine that links day and night zones while maintaining views to the ocean and river beyond. From the upper levels, the Fremantle port and Swan River create a backdrop that changes with the light throughout the day, making the home feel different at every hour.

A home that feels like an adventure to inhabit — platforms, views and canopy that make every room a new discovery.

The mid-century aesthetic grounds the home in a timeless architectural language — horizontal lines, generous overhangs, natural materials and a strong indoor-outdoor connection that feels at home in East Fremantle's creative, characterful neighbourhood. Passive solar design principles work quietly in the background, ensuring comfort throughout Perth's warm seasons.

Design features
built into every detail

Bridge-Inspired Spatial Concept

The main axis connects north and south decks like a treehouse bridge — linking day and night zones, upper and lower gardens, and the home to its surrounding landscape.

Ocean, River & Port Views

Multiple levels capture views across the Fremantle port, Swan River and ocean — a backdrop that changes with the light throughout the day from every key living space.

Established Garden Preservation

The beautiful existing garden is preserved and celebrated — lower gardens reconnected to the house through generous glazing and direct outdoor access at every level.

Biophilic Design

Tree canopy views from every key room — a consistent visual relationship with the established garden that makes the home feel immersed in nature throughout the day.

Passive Solar Principles

Mid-century horizontal lines, generous overhangs and northern orientation work together to deliver comfort throughout Perth's warm seasons without mechanical intervention.

Multi-Level Living

Horizontal and vertical navigation designed as an experience — platforms, connections and views that make every movement through the home a discovery of light and landscape.

Inspired by
The Treehouse?

Book a 90-minute Passive Home Strategy Session with Izabela — walk away with expert guidance and a personalised Project Clarity Document.

Follow the journey

See our work
in progress

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