Cook County, IL home prices

Cook County, IL: the typical home is worth $334,930 as of 2026-05, up +4.6% over the past year and +120.0% since 2000. Listings run about $237/sq ft…

Data as of May 2026 · by the Real Estate Price Map data team · methodology & sources

1975: $35,660 → 2026: $334,930 (9.4×) pre-2000 estimated via FHFA index

Market read

At $334,930, homes in Cook County sit 111% above the Illinois median ($158,388) and 43% above the US median ($233,954). That ranks #7 of 102 Illinois counties by price.

Prices are holding steady (+4.6% in the last year) — a balanced market.

Homes here move at a steady pace — a median 33 days on the market, with 11% of listings cutting their asking price.

At 4.2× local income, that's pricier than the typical US county (~3.8×).

Against the typical US price-to-income and price-to-rent, homes here look ~15% cheap for local incomes and rents — a relative bargain.

Buying looks cheaper than renting — ~$1,653/mo to buy (P&I, 20% down) vs $2,334/mo to rent.

Home value history

Zillow ZHVI, monthly from 2000 · recessions shaded. See the full 1975 history on the interactive map →

Nearby counties

Lake County, IL ($396,803) · DuPage County, IL ($444,011) · Lake County, IN ($253,012) · Will County, IL ($375,899) · Porter County, IN ($332,829) · Kane County, IL ($382,854)