Cortland, IL housing market
Homes typically sell in 45 days, close to asking.
Home values, sales, trends and how Cortland compares with the towns next door — updated as new data is published.
Cortland at a glance
A balanced market
About 5.6 months of supply: neither buyers nor sellers have a clear edge.
Home prices up 59% in 5 years
The federal house price index for the ZIP codes around Cortland rose 59% over the past 5 years, faster than across Illinois (47%). Last year prices rose 8.9%. Carrying the Census median home value forward with that index puts the typical Cortland home at roughly $387,000 today.
Show as a table
| Year | Change that year | Since 2000 | Illinois since 2000 |
|---|---|---|---|
| 2025 | +8.9% | +86% | +96% |
| 2024 | +3.2% | +71% | +85% |
| 2023 | +17% | +66% | +73% |
| 2022 | +13% | +42% | +61% |
| 2021 | +7.6% | +26% | +44% |
| 2020 | +1.6% | +18% | +33% |
| 2019 | +3% | +16% | +32% |
| 2018 | +6.2% | +12% | +28% |
| 2017 | +3.5% | +5.8% | +25% |
| 2016 | +3.6% | +2.2% | +22% |
| 2015 | +6.1% | −1.4% | +19% |
| 2014 | +7.1% | −7.1% | +15% |
| 2013 | −0.9% | −13% | +11% |
| 2012 | −12% | −12% | +11% |
| 2011 | −6.5% | −0.9% | +14% |
| 2010 | −11% | +6% | +21% |
| 2009 | −7.6% | +19% | +29% |
| 2008 | −4.6% | +29% | +40% |
| 2007 | +0.3% | +35% | +45% |
| 2006 | +5.1% | +35% | +43% |
| 2005 | +8.7% | +29% | +35% |
| 2004 | +7.5% | +18% | +24% |
| 2003 | +2.7% | +10% | +15% |
| 2002 | +3.2% | +7.2% | +11% |
| 2001 | +3.9% | +3.9% | +5.6% |
| 2000 | — | — | — |
How Cortland ranks on rising home prices →
Federal Housing Finance Agency House Price Index (annual, developmental) for ZIP codes 60112, 60151, 60115, weighted by land area. It tracks repeat sales and appraisals of the same homes, so it shows how prices changed, not what homes cost. The estimated value scales the Census (ACS 2020-2024) median home value by that change.
38 new homes permitted in 2025
Builders were permitted 38 new homes in Cortland in 2025, all single-family houses, worth about $7.6 million to build. That's 8.3 per 1,000 residents, faster than across Illinois (1.6). Over the past 10 years, Cortland has permitted 185 homes in all.
Homes vs. people, 2010–2020
Between the 2010 and 2020 censuses, Cortland gained 128 residents while 48 new homes were permitted: about 2.7 new residents per new home. Building and growth moved roughly in step.
Residents: U.S. Census Bureau, 2010 and 2020 censuses. New homes: permits issued 2010–2019.
Show as a table
| Year | New homes | Single-family | 2+ per building | Value |
|---|---|---|---|---|
| 2026 (Jan–Aug) | 28 | 28 | 0 | $6.4 million |
| 2025 | 38 | 38 | 0 | $7.6 million |
| 2024 | 30 | 30 | 0 | $6.5 million |
| 2023 | 32 | 32 | 0 | $6.8 million |
| 2022 | 26 | 26 | 0 | $5.4 million |
| 2021 | 24 | 24 | 0 | $4.3 million |
| 2020 | 7 | 7 | 0 | $1.5 million |
| 2019 | 4 | 4 | 0 | $945,000 |
| 2018 | 9 | 9 | 0 | $3 million |
| 2017 | 15 | 15 | 0 | $2.2 million |
| 2016 | 0 | 0 | 0 | — |
| 2015 | 1 | 1 | 0 | $180,000 |
| 2014 | 3 | 3 | 0 | $490,000 |
| 2013 | 0 | 0 | 0 | — |
| 2012 | 0 | 0 | 0 | — |
| 2011 | 10 | 10 | 0 | $1.1 million |
| 2010 | 6 | 6 | 0 | $790,000 |
| 2009 | 42 | 42 | 0 | $7.4 million |
| 2008 | 30 | 30 | 0 | $5.2 million |
| 2007 | 93 | 88 | 5 | $10.9 million |
| 2006 | 121 | 92 | 29 | $14 million |
| 2005 | 138 | 138 | 0 | $13.5 million |
| 2004 | 88 | 88 | 0 | $11.3 million |
| 2003 | 148 | 132 | 16 | $12 million |
| 2002 | 86 | 86 | 0 | $6.9 million |
| 2001 | 48 | 48 | 0 | $4.1 million |
| 2000 | 14 | 14 | 0 | $1.5 million |
How Cortland ranks on new homes being built →
Homes authorized by building permits, counted in the year the permit was issued. U.S. Census Bureau, Building Permits Survey, through August 2026.
Cortland and its neighbors
| Town | 1-yr change | 2-bed rent | New homes 2025 | Median income |
|---|---|---|---|---|
| Cortland | +8.9%† | $1,900 | 38 | $73,971 |
| DeKalb | +8.8%† | $1,320 | 59 | $46,481 |
† FHFA price index change, where Zillow has no home value for the town.
3.2 years of income
The typical Cortland home costs about 3.2 years of the town's median household income, less than across Illinois (3.6 years).
How Cortland ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
A two-bedroom rents for about $1,900
HUD's Fair Market Rent for a two-bedroom in Cortland is $1,900 a month, utilities included: roughly what a modest, recently rented unit costs. Renters already in Cortland pay a median of $1,552, so moving in tends to cost more than staying put. A two-bedroom takes about 31% of the town's median household income, above the 30% guideline for affordable housing.
Studio $1,350 · 4 bedrooms $3,020
U.S. Department of Housing and Urban Development, FY2026 Fair Market Rents by ZIP code (60112, 60115, 60151; DeKalb County, IL HUD Metro FMR Area), weighted by land area. A Fair Market Rent is the 40th-percentile rent plus utilities for a standard unit. Median rent: U.S. Census Bureau, American Community Survey.
Recent listings in Cortland
Home values: Zillow Home Value Index (ZHVI), Zillow Research. Sales, days on market and supply: Redfin Data Center, May 2026. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. New homes: U.S. Census Bureau, Building Permits Survey. Price trend: Federal Housing Finance Agency House Price Index. Fair Market Rents: U.S. Department of Housing and Urban Development. Listings link to their publishers.