Private company

Metropolitan West Side Elevated Railroad

Former Rapid Transit operator

The Metropolitan West Side Elevated Railroad (known as the Met or Polly "L") was the third elevated rapid transit line to be built in Chicago, Illinois. It was the first of Chicago’s elevated lines to be electrically powered. The main line ran westward from downtown Chicago to Marshfield Avenue, with branches to Logan Square, Humboldt Park, Garfield Park, and Douglas Park (eventually extended to the suburb of Berwyn, Illinois).2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

  • Industrypublic transport1
  • HeadquartersChicago1
L Train over Jack-Knife Bridge, Chicago (front)
Photo: Gerson Bros., Chicago, Public domain, via Wikimedia Commons4

The Metropolitan West Side Elevated Railroad (known as the Met or Polly "L") was the third elevated rapid transit line to be built in Chicago, Illinois. It was the first of Chicago’s elevated lines to be electrically powered. The main line ran westward from downtown Chicago to Marshfield Avenue, with branches to Logan Square, Humboldt Park, Garfield Park, and Douglas Park (eventually extended to the suburb of Berwyn, Illinois). Portions of the system are still operated as sections of the Blue Line and the Pink Line.2

Products and brands

At 6:00 am on May 7, 1895, the first train of the Metropolitan West Side Elevated left the Robey Street station bound for the downtown terminal at Canal.

From Wikipedia’s article on Metropolitan West Side Elevated Railroad, shared under CC BY-SA 4.0.3