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Hillsboro, IL

View of Hillsboro, IL
Image credit: Nils Huenerfuerst / CC BY 4.0
Population
6,184
U.S. Census Population Estimates Program · 2025
Elevation
636 ft
Median Home Value
$111,700
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$715/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$50,158
U.S. Census American Community Survey 5-Year · 2024

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Hillsboro in context.

OverallBest places in IllinoisPopulation rankingHighest population places in IllinoisNearest larger communityEdwardsville, Illinois38 miles away · 26,463 residents.

About Hillsboro

Hillsboro is a city and the county seat of Montgomery County, Illinois, situated in the central part of the county. Founded in 1823 along the Middle Fork of Shoal Creek and bordered by Taylor Springs to the south, the historic community of approximately 5,803 is served by Hillsboro Community Unit School District Three locally.

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+100.0ratingPublic-School Academic GrowthA+99.3rating

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