How many rooms should I make in Terraria?

To answer the question directly, you should make a total of 26 houses in Terraria, as each NPC requires their own room, and there are 23 NPCs as of patch 1.3, with three additional houses needed to accommodate all of them. The ideal room size for an NPC is at least 35 blocks large, excluding the bounding blocks that make up the ceiling, floor, and walls, to be considered valid housing.

Terraria Room Requirements

General Requirements

A house in Terraria must meet specific prerequisites to be considered livable, including a total of 60 tiles, with a minimum width of 10 tiles and a minimum height of 4 tiles, and must have walls on all sides and a door.

Room Size

The size of a room in Terraria is crucial, as it needs to be at least 10 tiles wide and 4 tiles tall (interior), with a total of 60 tiles or more, including the ceiling, floor, and walls, to accommodate an NPC.

Frequently Asked Questions

General Terraria Questions

1. Q: How big do rooms in Terraria need to be? A: A room in Terraria needs to be at least 10 tiles wide and 4 tiles tall (interior), with a total of 60 tiles or more, including the ceiling, floor, and walls.
2. Q: What should I have in my Terraria base? A: A base in Terraria should include a crafting area with essential crafting stations like the Work Bench, Furnace, Anvil, Placed Bottle, and Tinkerer’s Workshop.
3. Q: Can NPCs go through platforms? A: NPCs will always climb up platforms, but will not go down, while flying enemies like bats will fly up through them, and weapons and their projectiles will travel through platforms.

NPC and Housing Questions

4. Q: How many houses should I build in Terraria? A: You should build a total of 26 houses in Terraria to accommodate all NPCs.
5. Q: What is a good size house in Terraria? A: A house in Terraria must have at least 60 but fewer than 750 total tiles, including the frame around it.
6. Q: How do you know if a house is livable in Terraria? A: You can check if a house is livable in Terraria by using the housing menu and pressing the ⚒ Use / Attack button on the “?” housing query mark and then pressing again anywhere inside the house.

Item and Money Questions

7. Q: What is the most profitable item to sell in Terraria? A: Diamonds and Amber are the most valuable gems when sold directly, valued at 30 each.
8. Q: What is the best thing to sell in Terraria for money? A: Most ores sell for at least as much, and often more than, the bars made from them, with some exceptions like Meteorite, Demonite/Crimtane, Hellstone, and Chlorophyte, which are more profitable as bars.
9. Q: How to get rich in Terraria? A: There are many ways to earn money in Terraria, including killing monsters and bosses, finding coins in pots, selling found items to NPCs, and using Silt Blocks, Slush Blocks, and Desert Fossils at an Extractinator.

Enemy and NPC Behavior Questions

10. Q: Can zombies open doors in Terraria? A: Zombies will seem to hit closed doors in their path repeatedly, though most of them cannot open doors unless it is a Blood Moon, during which Blood Zombies will spawn and be able to open doors; Spore Zombies can open doors at any time.
11. Q: Is it possible to date an NPC in Terraria? A: Yes, after 3 days in love, the female NPC will ask you to date, and during courtship, the price of items that NPCs sell will be reduced by 50%.
12. Q: What if an NPC dies in Terraria? A: If an NPC is killed, they will respawn after a delay, as long as a suitable vacant house is still available.

Rare Items and NPCs Questions

13. Q: What is the hardest obtainable item in Terraria? A: The Slime Staff has the lowest drop chance of any item in the game and is, therefore, the rarest.
14. Q: What’s the rarest item in Terraria? A: There are many rare items in Terraria, including the Beam Sword, Tattered Bee Wing, Reindeer Bells, Discount Card, Pirate Staff, Terragrim, Blessed Apple, and Money Trough.
15. Q: Who is the most powerful NPC in Terraria? A: The Nurse is considered the most powerful NPC in Terraria, followed by the Goblin Tinkerer, Witch Doctor, Arms Dealer, Travelling Merchant, Dryad, and Merchant.