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Building Guide

Terraria: Complete Building Guide

Master Terraria construction with NPC housing requirements, building techniques, and creative design strategies for beautiful and functional bases.

NPC Housing Requirements

Requirement Specification
Room Size 60-750 tiles (including frame)
Walls Player-placed background walls
Door 1 entrance (door, platform, etc.)
Light Source Torch, candle, or any light
Furniture Table/workbench + chair
Comfort Item Bed, throne, or similar

Building Materials

Essential Blocks

  • Wood: Basic construction, easy to obtain
  • Stone: Durable, fire-resistant
  • Glass: Windows and aesthetic builds
  • Brick: Decorative, various types
  • Platforms: Floors, stairs, mobility

Building Techniques

🏠 Basic Box House

Simple 6x10 NPC housing

Quick and functional

🏰 Castle Design

Multi-story fortress

Towers and battlements

🌳 Tree House

Living wood construction

Natural aesthetic

NPC Happiness System

Biome Preferences

NPC Loves Likes
Guide Forest Clothier, Zoologist
Merchant Forest Golfer, Nurse
Nurse Hallow Arms Dealer

Pro Tip: Place NPCs in their preferred biomes with liked neighbors for discounts and access to Pylons for fast travel.

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Terraria Master

Master mode, large world — the hardest official difficulty: +50% enemy stats over Expert, extra spawns, and M…

Terraria Expert

Expert mode on a large world: tougher bosses, smarter enemies, extra drops and the Expert-only items. For gro…

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