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Zip Code 60304 — Oak Park, IL

ZIP Code 60304 is associated with Oak Park, IL, in Cook County. The listed population estimate is 16,955; estimated density is 4,224.5 people per square mile. Among records with population estimates, it ranks #111 of 167 in Cook County and #264 of 1,390 in IL.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.872490, -87.789330)

Data MetricLocal Statistic
Postal / Zip Code60304
Primary CityOak Park
State / ProvinceIL
CountyCook
Total Population16,955
Population Density4,224.5 people/sq mi
TimezoneAmerica/Chicago

How 60304 Compares

MetricZIP 60304Cook County recordsIL records
Population estimate16,9555,192,497 (sum)12,694,745 (sum)
Population Density4,224.5 /sq mi----
County population rank#111 of 167----
State population rank#264 of 1,390----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in IL

ZIP CodeCityDistancePopulation estimate
ZIP 60301Oak Park1.2 mi3,475
ZIP 60130Forest Park1.5 mi13,943
ZIP 60302Oak Park1.5 mi32,862
ZIP 60644Chicago1.7 mi47,210
ZIP 60305River Forest2.2 mi11,992

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →