Deck project library
Common deck sizes and shapes, already drawn. Each one shows the 3D model and the full materials list — boards, joists, beams, posts, footings, railing, steps and fixings — and opens in the designer so you can change it to your own measurements. Free, no sign-up, and nothing is priced until you add your own supplier rates.
Ground-level deck, 3 x 3 m
A square patio deck sitting just off the ground, no railing and no steps.
- Boards
- 20
- Joists
- 9
- Area
- 9.0 sq m
Rectangle · pressure-treated softwood
Back door deck, 4 x 3 m
The common back-door deck: one low step down to the lawn, no railing.
- Boards
- 40
- Joists
- 11
- Area
- 12.0 sq m
Rectangle · pressure-treated softwood
Composite deck, 5 x 4 m
A composite family deck with railing and steps, at normal patio-door height.
- Boards
- 54
- Joists
- 14
- Area
- 20.0 sq m
Rectangle · composite
Raised deck, 6 x 4 m
A raised deck a metre up, with a full guard and a flight of steps.
- Boards
- 54
- Joists
- 17
- Area
- 24.0 sq m
Rectangle · pressure-treated softwood
Cedar deck, 4 x 4 m
A square cedar deck with railing, for a quieter corner of the garden.
- Boards
- 54
- Joists
- 11
- Area
- 16.0 sq m
Rectangle · cedar
L-shaped deck, 6 x 4 m
A deck that turns a corner around the house, with the front corner cut away.
- Boards
- 54
- Joists
- 17
- Area
- 21.0 sq m
L-shape · composite
U-shaped deck, 7 x 4 m
A deck that wraps around a tree, a step or a planter in the middle of the front edge.
- Boards
- 54
- Joists
- 19
- Area
- 25.7 sq m
U-shape · pressure-treated softwood
Two-level deck, 6 x 5 m
A main deck with a lower platform along the front, one step down.
- Boards
- 88
- Joists
- 34
- Area
- 39.0 sq m
Two levels · composite
Deck with pergola, 5 x 4 m
A deck with an open-roof pergola standing on it, posts and rafters included.
- Boards
- 54
- Joists
- 14
- Area
- 20.0 sq m
Rectangle · cedar
Hardwood deck, 5 x 3 m
A narrow hardwood deck along the back of the house, face fixed.
- Boards
- 40
- Joists
- 14
- Area
- 15.0 sq m
Rectangle · hardwood
Entertaining deck, 8 x 5 m
A large composite deck with a full guard, steps and room for a table and chairs.
- Boards
- 102
- Joists
- 22
- Area
- 40.0 sq m
Rectangle · composite
Diagonal deck, 5 x 5 m
A square deck with the boards laid at 45 degrees, waste allowance raised to match.
- Boards
- 68
- Joists
- 14
- Area
- 25.0 sq m
Rectangle · composite
None of these is exactly your garden, and that is fine.
Every project is a starting point. Open one and change the size, the height, the material, the railing, the steps and the country; the list follows.
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