Building is a huge part ofThe Sims 4and a favorite activity for many players of the game. With lots of tools available, players can use their imagination tocreate stylish homesfor their Sims to live in. On top of adding additional storeys to a regular home, you’re able to also build an underground house for your Sims to reside in.
It’s a fun way to create a big secret space below the ground, and you can get creative with its design and the decorations you place inside of it. For those looking to build an area like this for their Sims, this guide will teach youhow to make an underground house inThe Sims 4.

How To Make An Underground House In The Sims 4
The process of constructing a beautiful underground house inThe Sims 4is quite straightforward, but it can be a little time-consuming.
Enter Build Mode
First, you need to start byentering build mode. For that, you can click the‘Build’button, represented by the hammer icon, or press theF2key on your keyboard. Then, select a lot where you want to build your underground house.
Use The Basement Tool
The basement tool can help you create your underground house; in the menu, it is located right next to the Build Room tool. To add a basement, select this tool and draw your basement in the shape you prefer. Once this has been done, your Sims will need a way to access the basement, so you’ll need toadd stairsusing the Stairs option.
While in Build mode, any room created will automatically be built underground, making it easier for players to expand their underground home.

Create An Outdoor Space And Start Decorating
While planning your underground house, don’t forget to make an outdoor space for a spectacular entrance. In the outdoor area, you canplace a swimming poolto create a relaxing place for your Sims. You can also add doors, pillars, and most importantly,windows to let natural light in. Furthermore, Simmers can alsoplant grass and flowersand use tiles or other decorative items to make the place look nice.
Players should avoid placing said decorations in areas that prevent Sims from using the stairs.

The best part about building an underground house inThe Sims 4is getting to decorate it. Inside, you can put up wallpapers and furnish each room with related items like sofas, beds, chairs, tables, etc., just like you would with any other ground level room. Underground houses inThe Sims 4can become incredibly homely, and with the right additions and adjustments, players will soon forget they ever had a home above ground.
