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US ZIP Code Profile

ZIP Code 60091
Wilmette, Illinois

ZIP code 60091 is in Wilmette, located in Cook County, Illinois, within the Chicago-Naperville-Elgin metro area. Its 2020 Census population was 28,053. The estimated median adjusted gross income per tax return is $141,304, and about 40% of filers report $200,000 or more.

2020 Population
28,053
Census ZCTA
County
Cook
FIPS 17031
Median income (est.)
$141,304
IRS SOI 2022
Land Area
5.349 mi²
+ 1.349 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityWilmette, IL
CountyCook County (FIPS 17031)
StateIllinois (FIPS 17)
Metro Area (MSA)Chicago-Naperville-Elgin, IL-IN-WI Metro Area (16980)
Census Region / DivisionMidwest Region · East North Central Division
Coordinates42.07779, -87.72057
Land / Water Area5.349 mi² land · 1.349 mi² water

02Income & Economics

Distribution of the 13,080 individual tax returns filed in 60091 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
20.3%
$25K–$50K
8.6%
$50K–$75K
7.3%
$75K–$100K
6.5%
$100K–$200K
17.6%
$200K+
39.7%
The $200,000+ bracket accounts for 89% of 60091's total adjusted gross income, from 40% of returns — a concentration that drives the gap between the median ($141,304) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 60091's IRS income metrics, 2020–2022.

Median income (2021→2022)
$141,304
▲ 1.0%
Filers earning $200K+
39.7%
▲ 0.6 pt
Total filers
13,080
▲ 1.6%
GET /zipc/v2/zipcodes/60091/soi?year=… $119K 2020 $140K 2021 $141K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 60091 ZCTA.

2000
27,386
 
2010
27,020
▼ -1.3%
2020
28,053
▲ +3.8%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 60091. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 60091

Wilmette and its immediate neighbors, sorted by distance.

3 mi
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Distance from 60091 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortB
USPS Finance Number168490
City AliasesWilmette

07Frequently Asked Questions

What county is ZIP code 60091 in?

ZIP code 60091 is in Cook County, Illinois (county FIPS code 17031).

What city is ZIP code 60091?

The primary USPS city for 60091 is Wilmette, IL.

What metro area (MSA) is 60091 in?

60091 is part of the Chicago-Naperville-Elgin, IL-IN-WI Metro Area (MSA code 16980).

What is the population of ZIP code 60091?

The 2020 Census population of 60091 was 28,053 residents.

What is the median income in ZIP code 60091?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 60091 is about $141,304, with around 40% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.