Willowbrook, Illinois

Willowbrook population, 2020 to 2024

Willowbrook lost 42 residents from July 2020 to July 2024, a change of -0.5%. In the latest year it moved by +63. Among 330 Illinois places of 5,000 or more, that growth ranks 141st; the median place changed by -0.9%. The median place of 5,000+ in Illinois has 14,760 people, so Willowbrook is 62% of it.

Willowbrook covers 2.58 square miles of land and 0.05 of water, for 3,558 people per square mile of land. The median Illinois place of 5,000+ has 2,177, so Willowbrook is denser than the typical town.

What county Willowbrook is in

All of Willowbrook's residents live in DuPage County, which had 937,142 residents in 2024. Willowbrook holds 1.0% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Willowbrook

1 ZIP Code Tabulation Area (ZCTA) overlaps Willowbrook by at least 10% of the ZCTA's or the village's land: 60527. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a village that annexed land after 2020 may reach into ZIP codes not listed here.

Where Willowbrook is

The Census internal point of Willowbrook is at 41.767300, -87.942100. Springfield, the capital, is 163.8 miles SSW in a straight line. The nearest larger place is Burr Ridge, IL (11,202 people), 1.7 miles away. The nearest city of 100,000 or more is Naperville, IL, 11.4 miles away.

Daylight in Willowbrook

At 41.77° N, Willowbrook gets about 15 h 13 min of daylight around the June solstice and 9 h 08 min around the December solstice, a swing of 6 h 04 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Willowbrook

The eight nearest incorporated places of 1,000+ in Illinois, measured between internal points. The closest is Burr Ridge, 1.8 miles away, with 11,202 people.