A full castle sounds like a huge project, but scaled down to an 11x11 footprint it’s a weekend build, not a server-defining one — and it still reads unmistakably as a castle from a distance.

Step 1: Lay the foundation and outer wall

Mark out an 11x11 square and lay a cobblestone foundation one block down, then build the outer wall up 5 blocks in stone brick. Leave a 2-wide gap in the centre of one wall for the gatehouse entrance.

Step 2: Build the four corner towers

At each corner, build a circular or octagonal tower 3 blocks wide, rising to 9 blocks — taller than the connecting walls so they stand out on the skyline. Add a couple of iron-bar “windows” partway up each one.

Step 3: Add battlements

Top the outer walls with alternating raised stone brick blocks (crenellations) around the full perimeter. This is the single detail that makes a build read as “castle” rather than “fort.”

Step 4: Build the gatehouse

Frame the entrance gap with stone brick, add a door, and build a small raised section directly above it — even a single extra block of height above the gate makes the entrance feel intentional rather than just a hole in the wall.

Step 5: Add a small central keep

In the middle of the courtyard, build a compact 3x3 or 4x4 keep — this is the “final boss room” of the castle and doesn’t need to be large to feel like the heart of the build. A pointed stone brick stair roof finishes it off.

Step 6: Light it and finish

Place torches inside each tower and the keep so nothing spawns indoors, and consider a couple of exterior torches flanking the gate for a welcoming (and mob-proof) entrance.

  • Building — for more on block palettes and proportion once you’re happy with the basic shape
  • Watchtower — a good next build if you want to push the tower concept taller and simpler