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Dupage Policy Journal

Saturday, September 27, 2025

How did home prices perform in Oak Brook (DuPage County) during August 2021?

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The median sale price of a home sold in August 2021 in Oak Brook in DuPage County fell by $77,500 while total sales decreased by 11.1%, according to BlockShopper.com.

In August 2021, there were 16 homes sold, with a median sale price of $630,000 - a 11% decrease over the $707,500 median sale price for the same period of the previous year. There were 18 homes sold in Oak Brook in August 2020.

The median sales tax in Oak Brook for the most recent year with available data, 2019, was $10,640, approximately 1.7% of the median home sale price for August 2021.

The following table compares Oak Brook to other DuPage County cities with similar median sale prices in August 2021:

CityAug. 2021 Home SalesAug. 2020 Home Sales% change (Total Home Sales)Aug. 2021 Median Sales PriceAug. 2020 Median Sales Price% change (Median Sales Price)
Hinsdale513545.7%$1,040,000$790,00031.6%
Burr Ridge171154.5%$780,000$560,00039.3%
Oak Brook1618-11.1%$630,000$707,500-11%
Glenbard South68-25%$587,000$355,75065%
Wayne5366.7%$575,000$550,0004.5%
Medinah220%$557,500$313,00078.1%
Clarendon Hills252119%$450,000$440,0002.3%
Elmhurst1258645.3%$450,000$495,000-9.1%
Glen Ellyn585016%$446,000$563,250-20.8%
Naperville20014141.8%$412,500$387,0006.6%
Downers Grove1199624%$375,000$331,50013.1%
* This story only considers sales data for the part of Oak Brook that is in DuPage County.

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