What is the numerical address of Jefferson Street?

The numerical address of Jefferson Street is 600 W. In Chicago, street addresses are numerically organized along a grid system, where each address designation typically signifies a specific location relative to points of reference like the Chicago River or State Street. Jefferson Street lies at the intersection of this grid, and its established address reflects its positioning. Additionally, other contextual details about Chicago's address system can help solidify this location in memory, including the fact that streets are often named after significant historical figures or events and that the "W" designator indicates the street's location in the western section of the city.