Build Your Backrooms Buildings
Complete building guides: how to add more buildings, buildings tier list, costs, upgrade effects, and realistic building layouts for every stage.
What are Buildings?
Buildings are the rooms and structures you place to expand your maze, unlock new areas, and boost income. Each building has an unlock condition, price, and upgrade effect.
Why expand buildings?
Grow Your Maze
Add more rooms and structures to expand visitor capacity and routes
Choose the Best Buildings
Use the tier list to pick buildings by income, utility, footprint, and price
Upgrade Efficiently
Upgrade buildings that improve income and unlock new content first
Featured & Essential
build your backrooms realistic building guide: Layout Tips
Learn how to build your backrooms with realistic layouts, materials, lighting, room transitions, and liminal horror details.
build your backrooms buildings tier list: S-Tier Rankings
Use this Build Your Backrooms buildings tier list to prioritize income upgrades, maze expansions, monster coverage, utility structures, and decorations.
All Building Guides
build your backrooms add more buildings: Setup Guide
Learn how to add more buildings in Build Your Backrooms, connect new structures, manage rooms, and improve cash generation.
build your backrooms building costs: Setup Guide
Plan build your backrooms building costs with practical room tiers, material priorities, labor factors, and a step-by-step budget method.
build your backrooms building upgrades: Buy Order Guide
Use this build your backrooms building upgrades guide to prioritize maze pieces, income improvements, monsters, expansions, and decorative buys.