Shed

An empty building. Fill it with whatever you like! The interior can be decorated.
Overview
The Shed is a farm building that functions like a small farmhouse, giving the player an extra indoor room that can be decorated with furniture, wallpaper, and flooring. Its exterior footprint is 7×3, while the unupgraded interior is 11×9, which is about the same size as the starting farmhouse. After upgrading it into a 
A Shed is especially valuable because it can be filled with objects for storage, production, or decoration. The interior starts completely bare, so it can be laid out from scratch to suit the player’s needs. On mouse and keyboard, the commonly used optimal layouts maximize the number of placeable objects, but some corner spaces are difficult or impossible to access with a controller.
- An unupgraded Shed can provide an optimal layout with 67 spaces.
- A Big Shed can provide an optimal layout with 137 spaces.
- A Big Shed can provide 168 spaces for Garden Pots harvested by an
Iridium Scythe, with lights placed in the remaining inaccessible spaces.
Because of its large usable interior, the Shed is often used as a dedicated storage or production building. However, it is not the only farm building that can serve that purpose. A 

The Shed’s main advantage is that it gives the player a large indoor area without taking up much outdoor space. This makes it one of the most efficient ways to add room for machines, furniture, or organized storage on a crowded farm. Its upgraded form is significantly larger than the basic version and is often preferred when the player wants a high-capacity indoor building rather than a livestock structure.
In practice, the Shed is most useful when the player wants to keep production equipment or other valuables out of the way while still having easy access. Since it can be customized like a farmhouse room, it also works well as a decorative space or themed interior.
Official description
An empty building. Fill it with whatever you like! The interior can be decorated.