Definition
The Illinois Central Railroad is the rail line linking New Orleans and the Mississippi Delta to Chicago, completed in stages between 1851 and the 1880s, whose Memphis-Chicago route became the largest single arterial of the Great Migration.
For migrants leaving the Mississippi Delta, Tennessee, Arkansas, and northern Louisiana, the Illinois Central was the practical route north. The Twelfth Street Station in Chicago (later Central Station) was the migration's symbolic gateway — where Ida Mae Brandon Gladney, one of Wilkerson's three protagonists, arrived from Mississippi in 1937.
Why it matters
How it works
The Illinois Central was chartered in 1851 with one of the first federal land grants for railroad construction. By 1856 its trunk line ran the length of Illinois; by the 1880s extensions south through Tennessee and into the Mississippi Delta connected New Orleans to Chicago in a roughly thousand-mile run. A migrant in Mississippi could board a train in the morning and arrive in Chicago a day later, with one or two changes.
The line did three things at once for the migration. First, it physically moved people: ticket prices were within reach for a sharecropper who had sold a year's crop. Second, it employed Black men as Pullman porters and dining-car staff — by the 1920s the Pullman Company was one of the largest single employers of Black men in America. A. Philip Randolph's Brotherhood of Sleeping Car Porters, organized starting in 1925, became one of the first Black labor unions to win a major contract (with Pullman, in 1937). Third, it carried information: Defender newspapers smuggled south, letters and remittances sent home, and the personal accounts of porters who saw both ends of the line and could compare wages, weather, and the texture of daily life.
The Chicago terminus put new arrivals onto the South Side. Within a few blocks of the station were the Black-owned hotels, the kitchenette boardinghouses, the Olivet Baptist and other anchor churches, and the meatpacking jobs at the Union Stock Yards a short streetcar ride west. The pattern of the South Side as Black Chicago was set within fifteen years of the migration's first heavy wave.