Cairo, IL

View of Cairo, IL
Image credit: Self-created photograph by Jonathunder / GFDL
Population
1,515
U.S. Census Population Estimates Program · 2025
Elevation
313 ft
Median Home Value
$32,000
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$515/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$41,912
U.S. Census American Community Survey 5-Year · 2024

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Cairo in context.

About Cairo

Cairo is the southernmost city in the U.S. state of Illinois and the county seat of Alexander County. A river city, Cairo has the lowest elevation of any location in Illinois and is the state's only city to be surrounded by levees. The city is named after Egypt's capital on the Nile and is located in the river-crossed area of Southern Illinois. Magnolia Manor is a postbellum manor, built by the Cairo businessman Charles A. Cairo is a 14-room red brick house which features double walls intended to keep out the city's famous dampness with their ten-inch airspaces. Cairo was the fifteenth highest percentage of any city in the United States.

The City of Cairo Illinois downtown

In Cairo, history and present-day settings sit close enough to belong to the same local picture. The map tells the story in Cairo, where earlier chapters remain visible in current streets, buildings, and gathering places. Cairo is coterminous with Cairo Precinct. Cairo is located at the confluence of the Ohio and Mississippi rivers, the largest rivers in North America, and is near the Cache River complex, a Wetland of International Importance. Cairo had been growing as an important river port for steamboats, which traveled all the way south to New Orleans.

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