The locations and boundaries of the zoning districts in the City are established and set forth on the Official Zoning Map. The map may be amended by the common council pursuant to Wis. Stat. 62.23. The current Official Zoning Map shall be kept on file in the office of the City Clerk and shall be available for inspection by the public during normal City Hall hours of operation. Unless otherwise indicated in relation to established lines, points or features, the zoning district boundary lines on the Official Zoning Map are the City limit lines; center lines of streets, highways, alleys or railroad right-of-way, existing or extended; and, tract or lot lines, existing or extended.

Official West Allis Zoning Map (link)
Effective May 23, 2025