Lake Forest, IL ZIP Codes
One ZIP code serves Lake Forest, Illinois: 60045. Together they are home to 21,074 residents in 7,470 households.
Lake Forest city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 19,416 |
| Households | 6,900 |
| Median household income | $235,081 |
| Median home value | $938,300 |
| Median age | 46.1 |
| Median rent | $1,815 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 21,074 |
| Households (sum of ZIP codes) | 7,470 |
| Median household income, range across ZIP codes | $233,125 (60045) to $233,125 (60045) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $233,125 |
| Homeowners | 89.0% |
| Households with kids under 18 | 29.7% |
| Moved in the past year | 15.7% |
| Carrier routes in EDDM2GO's route library | 25 routes, 8,247 homes (1 of 1 ZIP codes) |
Every ZIP code in Lake Forest
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 60045 | Lake Forest | 21,074 | 7,470 | $233,125 | $923,500 | 89.0% | 29.7% | 15.7% | 25 | 8,957 | 79% of its land; mailing city |
A ZIP code is listed for Lake Forest when at least 10% of its land lies inside Lake Forest city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lake Forest. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Lake Forest.
Counties
- Lake County — 31 ZIP codes
Nearby cities sharing these ZIP codes
- Lincolnshire — 2 ZIP codes
Price a mailing to Lake Forest ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Lake Forest, IL?
- 60045. A ZIP code is listed for Lake Forest when at least 10% of its land lies inside Lake Forest city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lake Forest.
- What is the population of Lake Forest, IL?
- The Census Bureau counts 19,416 residents inside Lake Forest city limits (ACS 2020–2024). The 1 ZIP code that serve Lake Forest hold 21,074 residents in all.
- What is the median household income in Lake Forest, IL?
- $235,081 inside Lake Forest city limits, per the Census Bureau. Across its ZIP codes the medians run from $233,125 to $233,125.
- How many carrier routes and mailboxes are in Lake Forest, IL?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 25 carrier routes reaching 8,247 residential and 710 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.