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Zip Code 60045 — Lake Forest, IL

60045 is a ZIP Code associated with Lake Forest, IL, located within Lake. The postal region supports an estimated population of 21,074 residents across Data Pending housing units, with a population density of 381.8 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.238070, -87.870060)

Data Metric	Local Statistic
Postal / Zip Code	60045
Primary City	Lake Forest
State / Province	IL
County	Lake
Total Population	21,074
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	381.8 people/sq mi
Timezone	America/Chicago

How 60045 Compares

Metric	ZIP 60045	Lake County	IL State Average
Population	21,074	701,818	12,694,745
Median Income	Data Pending	N/A	N/A
Population Density	381.8 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 60044	Lake Bluff	3.2 mi	10,312	N/A
Zip 60040	Highwood	3.7 mi	5,301	N/A
Zip 60069	Lincolnshire	4.0 mi	8,502	N/A
Zip 60015	Deerfield	4.5 mi	28,096	N/A
Zip 60061	Vernon Hills	4.6 mi	27,974	N/A

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 →