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Aledo, IL

View of Aledo, IL
Image credit: Boscophotos / CC BY-SA 3.0
Population
3,506
U.S. Census Population Estimates Program · 2025
Elevation
735 ft
Median Home Value
$147,600
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$806/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$72,292
U.S. Census American Community Survey 5-Year · 2024

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Aledo in context.

OverallBest places in IllinoisPopulation rankingHighest population places in IllinoisNearest larger communityRock Island, Illinois21 miles away · 36,225 residents.

About Aledo

Aledo is a city and the county seat of Mercer County, Illinois, situated on high ground draining toward the Edwards River. Established in the 1850s with the expansion of the Great Western Railroad and historically serving as the home of William and Vashti College, the civic hub of approximately 3,668 is served by Mercer County School District 404 locally today.

Top Rating Signals

Highest current ratings for this town.

Lower County Wildfire Hazard Potential ClassA+100.0ratingLower Projected Late-Century County-Area Exposure to Sea-Level RiseA+100.0ratingLower FEMA County Wildfire Risk IndexA+99.5rating

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