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US ZIP Code Profile

ZIP Code 60603
Chicago, Illinois

ZIP code 60603 is in Chicago, located in Cook County, Illinois, within the Chicago-Naperville-Elgin metro area. Its 2020 Census population was 1,288. The estimated median adjusted gross income per tax return is $108,824, and about 34% of filers report $200,000 or more.

2020 Population
1,288
Census ZCTA
County
Cook
FIPS 17031
Median income (est.)
$108,824
IRS SOI 2022
Land Area
0.145 mi²
+ 0 mi² water

01Location & Geography

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

Primary CityChicago, 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
Coordinates41.880188, -87.62551
Land / Water Area0.145 mi² land · 0 mi² water

02Income & Economics

Distribution of the 970 individual tax returns filed in 60603 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
15.5%
$25K–$50K
10.3%
$50K–$75K
12.4%
$75K–$100K
10.3%
$100K–$200K
17.5%
$200K+
34.0%
The $200,000+ bracket accounts for 92% of 60603's total adjusted gross income, from 34% of returns — a concentration that drives the gap between the median ($108,824) 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 60603's IRS income metrics, 2020–2022.

Median income (2021→2022)
$108,824
▼ 10.1%
Filers earning $200K+
34.0%
▼ 1.3 pt
Total filers
970
▼ 4.9%
GET /zipc/v2/zipcodes/60603/soi?year=… $94K 2020 $121K 2021 $109K 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 60603 ZCTA.

2000
378
 
2010
493
▲ +30.4%
2020
1,288
▲ +161.3%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 60603. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 60603

Chicago and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 60603 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 SortD
USPS Finance Number161542
City AliasesChicago

07Frequently Asked Questions

What county is ZIP code 60603 in?

ZIP code 60603 is in Cook County, Illinois (county FIPS code 17031).

What city is ZIP code 60603?

The primary USPS city for 60603 is Chicago, IL.

What metro area (MSA) is 60603 in?

60603 is part of the Chicago-Naperville-Elgin, IL-IN-WI Metro Area (MSA code 16980).

What is the population of ZIP code 60603?

The 2020 Census population of 60603 was 1,288 residents.

What is the median income in ZIP code 60603?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 60603 is about $108,824, with around 34% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.