Minecraft Mob Farm: Easy Step-by-Step Guide

Author : Jason Mar 14,2025

A mob spawner is a crucial element in any successful *Minecraft* world, ranking alongside farms and villager trading systems. This guide provides a straightforward method for constructing your own efficient mob farm.

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Step 1: Gathering Resources

This build requires a substantial number of blocks, so prepare to gather materials beforehand. Cobblestone and wood are readily available and ideal choices due to their abundance.

Step 2: Choosing a Location

Minecraft small platform in the sky with a chest and four hoppers for mob spawner

Screenshot By The Escapist

Constructing your mob spawner high in the sky is key. Ground-level builds hinder mob spawning, as they will appear around the player or in nearby caves. An elevated, water-based location ensures mobs spawn solely within the farm. Build a platform approximately 100 blocks above a body of water (mobs don't spawn on water). Add ladders for easy access. Finally, place a chest and connect four hoppers to it, as shown in the image.

Step 3: Building the Main Tower

4x4 tower for mob spawner in Minecraft

Screenshot by The Escapist

Build a tower around the hoppers, extending it 21 blocks high for XP farming or 22 blocks for an automatic farm (this height can be adjusted later). Place slabs atop the hoppers.

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Step 4: Constructing Water Trenches

Water trenches for the mob spawner in Minecraft

Screenshot by The Escapist

Build four 7-block long, 2-block wide bridges extending from the tower. Construct 2-block high walls around the bridges, then place two water blocks at each bridge's end. The water should stop at the bridge's edge, near the tower opening.

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Step 5: Completing the Structure

Minecraft mob spawner without roof

Screenshot by The Escapist

Connect the water trenches to create a large square. Ensure walls are at least two blocks high to facilitate mob spawning. Fill in the structure, completing the walls, floor, and roof.

Step 6: Adding Torches and Slabs

torches on top of the mob spawner in Minecraft

This final step is crucial. Place torches or slabs across the spawner's roof to prevent mob spawning on top. Once complete, wait until nightfall and watch the mobs fall into your collection system.

Tips for a More Efficient Mob Spawner

mobs in spawner mincraft

While the basic spawner is functional, these improvements enhance efficiency:

  • Nether Portal Connection: Link a Nether portal for easier access. A water elevator is another option.
  • Pistons for Switching Modes: Use pistons and a lever to easily switch between XP and automatic farming (adjusting the tower height by one block).
  • Bed Placement: Beds increase mob spawn rates. Place one near the spawner.
  • Preventing Spider Spawns: Spiders hinder efficiency. Place carpets, skipping a block between each, to prevent their spawning. Spiders require two blocks to spawn, while most other mobs only need one.

carpets to prevent spiders spawning

This completes your Minecraft mob farm.

Minecraft is available on PlayStation, Xbox, Nintendo Switch, PC, and mobile.