Median Household Income
$138,618 ± $86,965
Median Home Value
$393,000 ± $44,821
Median Gross Rent
$1,659 ± $333/mo
Per Capita Income
$46,813
Poverty Rate
7.8%
Unemployment Rate
0.0%
Homeownership Rate
77.8%
Bachelor's Degree or Higher
43.2%
Median Age
36.4
Average Commute
14 min
Households
591
Veterans
37
Population Over Time
Knollwood grew 22.7% from 2014 to 2024.
2014
1,519
2016
1,729
2018
1,820
2020
1,684
2022
1,763
2024
1,864
Population by Race & Ethnicity
White
80.4%
Hispanic or Latino
18.8%
Black or African American
6.2%
Asian
1.8%
Nearby Cities in Illinois
Source: U.S. Census Bureau, American Community Survey, ACS 2020-2024. Estimates carry a margin of error (shown as ±) inherent to ACS's sample-based methodology.