Oak Brook IL
59 active listings out of 4.6K total properties we track across 5 Oak Brook ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
While you're here, take in the bigger picture — maps below show Chicago metro, not just Oak Brook. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 59 currently-active listings in Oak Brook, IL. Full dataset covers 4.6K properties — listings, off-market homes, rentals, and full history.
ZIP codes in Oak Brook
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other Illinois cities within driving distance.
Get Oak Brook, IL data in your app
GET https://api.straply.com/v1/markets/city/oak-brook-il
Authorization: Bearer $STRAPLY_KEY{
"city": "oak-brook-il",
"total_tracked": 4632,
"active": 59,
"median_list": 949000
}Oak Brook, IL real estate: market summary
As of April 2026, Straply tracks 4,632 homes in Oak Brook, IL, with 59 active for sale at a median list price of $949,000 (~$283/sq ft). Notably, the market is cooling — the median sale price is down 37% year over year.
- Median list price
- $949,000
- Median $/sq ft
- $283
- Active listings
- 59
- Median sale price
- $494,500 (-37% YoY)
- Properties tracked
- 4,632
Frequently asked: Oak Brook, IL real estate
What is the median home price in Oak Brook?
The median list price in Oak Brook, IL is $949,000 (about $283 per square foot), based on 59 active listings tracked by Straply as of April 2026.
What price range are homes in Oak Brook?
Active listings in Oak Brook, IL concentrate in: 30% $1m–$2m and 27% under $300k.
Are home prices in Oak Brook going up or down?
The median sale price is $494,500, down 37% year over year. Straply tracked 192 sales here over the past 12 months.
How many homes are for sale in Oak Brook?
Straply is tracking 59 active listings in Oak Brook, IL out of 4,632 properties on record as of April 2026.
How old are the homes in Oak Brook?
Most homes in Oak Brook, IL were built in the 1970s. About 40% were built after 1980. The newest tracked home dates to 2024.
What types of homes are in Oak Brook?
Oak Brook, IL is mostly single-family homes (49% of listings). Also common: condos 36%, townhouses 14%.
How many bedrooms do homes in Oak Brook typically have?
The most common size in Oak Brook, IL is 2 bd.
What areas are near Oak Brook?
Nearby markets Straply also tracks include Oakbrook terrace, Clarendon Hills, Villa Park, Westmont.
Data as of April 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.