Lake Forest, IL ZIP code
The ZIP code for Lake Forest, Illinois is 60045. It is in Lake County.
- Population in these ZIPs
- 21,074
- Avg. median income
- $233,100population-weighted
- Typical home value
- $1,231,200population-weighted
- Metro area
- Chicago-Naperville-Elgin, IL-IN
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Lake Forest, IL ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 60045 | 21,074 | $233,125 | $1,231,200 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Lake Forest
- Barrington 1 mi
- Highwood 3 mi
- Lake Bluff 4 mi
- Lincolnshire 4 mi
- Deerfield 4 mi
- Highland Park 5 mi
- Vernon Hills 5 mi
- Great Lakes 5 mi
- Libertyville 6 mi
- Buffalo Grove 7 mi
- Northbrook 8 mi
- Wheeling 8 mi
Frequently asked questions
What is the ZIP code for Lake Forest, IL?
The ZIP code for Lake Forest, IL is 60045.
What county is Lake Forest, Illinois in?
Lake Forest ZIP codes are in Lake County.