Every world in Minecraft is pretty much infinite. Each world is divided into chunks that are 16 blocks wide, 256 blocks tall, and 16 blocks long. When fully filled, a chunk has 65,536 blocks in total.
Minecraft blocks of space are known as chunks. Mojang loves the number 64, that's the number of most items that can be in a stack, and a chunk is a 64x64 block. Chunks are a base measurement in ...