Minecraft Circle Generator

Set the width and height in blocks, pick an outline style, and copy the chart into your world. The red center lines split the circle into four identical quarters, so you can build one quarter and mirror it.

Thin places the fewest blocks and steps diagonally at the corners, which looks the cleanest. Thick follows every block the true circle passes through, so the ring has no diagonal gaps. Pick thick for walls that need to hold back water or mobs.

Yes. Even diameters center the circle on the line between two blocks instead of on a middle block. Both work fine in Minecraft, the chart just looks slightly different.

Yes. Untick the perfect circle option and set width and height separately to plan ovals for arenas, moats, or airship hulls.

The counter under the settings shows the exact number of blocks for the current shape, plus the same number in stacks of 64 so you know how much to farm before you start building.