Home News "Build a Simple Minecraft Mob Farm: Step-by-Step Guide"

"Build a Simple Minecraft Mob Farm: Step-by-Step Guide"

by Nathan Apr 15,2025

A mob spawner in *Minecraft* is as vital to your survival as any farm or trading system with villagers. Here's a straightforward guide on how to create an efficient mob farm in *Minecraft*.

How To Create a Mob Farm in Minecraft

Step 1: Collect Resources

To build your mob farm, you'll need a substantial amount of blocks. Cobblestone and wood are the go-to choices because they're plentiful and easy to gather. Make sure you've got enough before you start building.

Step 2: Find a Place to Build the Spawner

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

Screenshot By The Escapist
The ideal location for your mob spawner is high in the sky. Building it on the ground can lead to mobs spawning elsewhere, such as around you or in nearby caves. Constructing over water is even better, as mobs won't spawn in water. Start by building across a body of water, then ascend about 100 blocks. Create a small platform for your base and install ladders for easy access. Finish by setting up a chest connected to four hoppers, as shown in the image.

Step 3: Build the Main Tower

4x4 tower for mob spawner in Minecraft

Screenshot by The Escapist
Construct a tower around the hoppers, extending it to 21 blocks high for XP farming or 22 blocks for an auto farm. You can always adjust this later. Don't forget to place slabs on top of the hoppers.

Step 4: Build the Water Trenches

Water trenches for the mob spawner in Minecraft

Screenshot by The Escapist
Extend four 7-block long and 2-block wide bridges from the tower. Surround these with 2-block high walls, and place two water blocks at the end of each bridge to guide mobs towards the center of your farm.

Step 5: Laying out the Structure and Filling Everything Up

Minecraft mob spawner without roof

Screenshot by The Escapist
Connect the water trenches to form a large square. Ensure the walls are at least two blocks high to facilitate mob spawning. Then, fill in the structure completely, including walls, floor, and roof, to create an enclosed spawning area.

Step 6: Adding Torches and Slabs

torches on top of the mob spawner in MinecraftFinish your mob spawner by placing torches and slabs on the roof. This prevents mobs from spawning on top, ensuring they only appear inside the farm. Once done, wait for nightfall and watch the mobs meet their demise.

Tips to Make the Mob Spawner in Minecraft More Efficient

mobs in spawner MinecraftAfter setting up your basic mob spawner, consider these enhancements to boost its efficiency:

Connect a Nether Portal

To avoid the tedious climb, connect a Nether Portal to your spawner. Alternatively, a water elevator can also be a convenient solution.

Add Pistons to Easily Switch Between XP and Farming

Your 21-block high spawner is perfect for XP farming, as mobs won't die from the fall but will be one-hit. Increase it to 22 blocks for an auto farm. Use pistons and a lever to easily switch between these modes, or manually adjust the height by breaking and placing blocks.

Add a Bed to Increase Spawn Rates

Placing a bed near your mob spawner can increase the spawn rate of mobs, making your farm even more productive.

Place Carpets to Prevent Spiders

carpets to prevent spiders spawningSpiders can be problematic as they cling to walls instead of falling into the trenches. To prevent this, place carpets every other block. Spiders require two blocks to spawn, so this setup will stop them from appearing, thereby maintaining higher spawn rates for other mobs.

And that's how you can build and optimize a mob farm in *Minecraft*.

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

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