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Home values, rents and more in Cortland, IL

September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07

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Typical home value
$296,000
Metro: $356,000 · U.S.: $366,000
Home values, past year
+5.6%
Metro: +5.0% · U.S.: +1.2%
Population
4,564
ACS 2020–24
Median household income
$73,971
Metro: $90,887 · U.S.: $80,734
ZIP codes around Cortland, IL, shaded by typical home valueCortland
  • Under $280k
  • $280k–$300k
  • $300k–$310k
  • $310k–$350k
  • $350k+
  • No data
ZIP codes around Cortland, IL, shaded by typical home value (Zillow, ZIP codes). Dashed lines are county borders. Cortland is outlined.

How Cortland compares

The typical home in Cortland, IL is worth about $296,000, according to the Zillow Home Value Index for September 2026. Home values in Cortland are 17% below the typical value in the Chicago metro area ($356,000) and 19% below the U.S. typical value ($366,000).

Over the past year, home values in Cortland rose 5.6%, compared with +5.0% in the Chicago metro area and +1.2% nationally.

The median household income is $73,971, against $90,887 in the Chicago metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).

About 4,564 people live in Cortland (American Community Survey 2020–24).

Cortland has the 96th-lowest typical home value of the 326 cities in the Chicago metro area and the 259th-highest of 1,005 in Illinois with Zillow figures.

Part of: DeKalb County, IL · Chicago metro area · Illinois

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  • 5- and 10-year price changes
  • Days on market and months of supply
  • Price cuts and sale-to-list ratio
  • Price-to-income and monthly cost to buy
  • Crime rates
  • Homeowners insurance premiums
  • Commute time to downtown
  • Flood, wildfire and natural hazard risk
  • Property-tax rate
  • 2024 presidential vote
  • Age, education and household make-up
  • Amenities and transit nearby
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Nearby cities

ZIP codes in Cortland, IL

Sources

Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.

"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.

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