DuPage County, IL Property & Market Data

DuPage County, Illinois has 336,945 parcels tracked in the Rippleffekt property database, 100% of them mapped to a precise location, a median household income of $110,974, and an unemployment rate of 4.8%.

DuPage County at a glance

Rippleffekt tracks 336,945 parcels in DuPage County, Illinois. The figures below combine county assessor coverage with federal economic data for the county.

336,945
Parcels tracked
100%
Mapped to location
336,728 parcels
328 sq mi
Land area
1,027.8 per sq mi
Parcel density
$110,974
Median household income
4.8%
Unemployment rate

Illinois commercial real estate lending

Statewide commercial real estate lending context from FFIEC bank call reports as of 2024-12-31. This reflects the broader Illinois lending environment, not DuPage County alone.

350
Banks reporting
$194.9B
Real estate loans
$80.1B
Nonresidential CRE loans

Go deeper on DuPage County

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Sources: county assessor records, U.S. Census ACS and SAIPE, FFIEC bank call reports, and public tax-lien records. Updated 2026-07-29.