The State Barrier Fence, formerly known as the Rabbit-Proof Fence, the State Vermin Barrier Fence, and the Emu Fence, is a series of pest-exclusion fences originally constructed between 1902 and 1907 to keep rabbits and other agricultural pests from entering Western Australia from the east.

There are three fences in Western Australia: the original No. 1 Fence crosses the state from north