
Duncan Castle is a smaller, family-friendly build with traditional detailing. The castle features classic stone textures, arched windows, and symmetrical wings, paired with a pond for a calm, lived-in atmosphere. Since it’s less imposing than other Sims 4 castles, it easily fits into regular gameplay. The fully furnished layout is designed for everyday use while still maintaining a castle aesthetic. You get The outdoor space includes multiple functional and leisure areas, such as a BBQ setup, dining area, hot tub, garden planters, and a swimming pool. It occupies a 50×40 lot and costs 257,678 Simoleons.
Follow these steps to install Duncan Castle on your Sims 4 game:
Download the mod file from the link above. Sims 4 mods typically come as .package or .ts4script files.
Open your Sims 4 Mods folder. The default location is: Documents/Electronic Arts/The Sims 4/Mods
Place the downloaded file directly into the Mods folder. You can organize mods into subfolders up to one level deep.
Launch The Sims 4 and go to Game Options > Other. Make sure "Enable Custom Content and Mods" is checked.
Restart the game if it was already running. The mod should now appear in your game.
Important: Always back up your save files before installing new mods. After Sims 4 updates, mods may need to be re-downloaded or updated by the creator.
Platform
The Sims 4 (PC/Mac)
Pro tip: If a mod stops working after a game update, check the creator's page for an updated version. Broken mods can cause the game to behave unexpectedly.
Created by
sharon337
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Published
March 30, 2026
Source
MustHaveMods.com
Last Updated
April 28, 2026