ZIP code · Chicago · Illinois · United States

ZIP code 60603 — Chicago

ZIP code 60603 serves Chicago, Illinois.

Postal code
60603
Single source Value from one source, not cross-checked.
City
Chicago
County
Cook FIPS 17031
State
Illinois
Country
United States
Coordinates
41.8798, -87.6285 — precision precise (locality)
View on OpenStreetMap
Population
1,126 (ZCTA, ACS 5-year)
Population density
9,408 / sq mi
Land area
0.1 sq mi (0.3 km²) (ZCTA, ACS 5-year)
Median household income
$128,107
Per-capita income
$124,507
Median age
33.9
Households
719
Housing units
984
Median home value
$608,100
Median gross rent
$2,104 / month
Congressional district
IL-7 (119th Congress)
Time zone
America/Chicago (UTC−6 / UTC−5 DST)
Area codes
773, 312, 872, 708, 630, 847
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Jul (avg high 81°F), coldest Jan (avg low 20°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F323645556676818073614937
Avg low °F202331405060676760483625

NOAA 1991–2020 climate normals from the nearest station: CHICAGO NORTHERLY IS (1.9 mi) · NOAA NCEI

Places in ZIP 60603

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI. Data generated on 2026-08-21. Methodology · Report an error on this page