Interlochen, MI ZIP Codes
2 ZIP codes serve Interlochen, Michigan: 49643 and 49637. Together they are home to 10,609 residents in 4,043 households. That is more than the 791 people counted inside Interlochen Census-designated place, because these ZIP codes reach past its boundary. Median household income ranges from $75,000 in 49637 to $81,222 in 49643.
Interlochen Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 791 |
| Households | 291 |
| Median household income | $104,883 |
| Median home value | $166,900 |
| Median age | 39.7 |
| Median rent | not published |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 10,609 |
| Households (sum of ZIP codes) | 4,043 |
| Median household income, range across ZIP codes | $75,000 (49637) to $81,222 (49643) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $79,289 |
| Homeowners | 87.2% |
| Households with kids under 18 | 27.2% |
| Moved in the past year | 11.2% |
| Carrier routes in EDDM2GO's route library | 7 routes, 3,962 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Interlochen: 49643 ($81,222)
- Most residents: 49643 (6,963 people)
- Highest homeownership: 49643 (87.3% own their home)
- Most households with kids: 49637 (31.6% of households)
- Most new movers: 49637 (13.4% moved in last year)
- Youngest median age: 49637 (38.0 years)
- Highest median home value: 49643 ($271,300)
Every ZIP code in Interlochen
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 49643 | Interlochen | 6,963 | 2,787 | $81,222 | $271,300 | 87.3% | 25.2% | 10.1% | 5 | 3,223 | 2% of its land; mailing city |
| 49637 | Grawn | 3,646 | 1,256 | $75,000 | $237,100 | 86.9% | 31.6% | 13.4% | 2 | 873 | 1% of its land |
A ZIP code is listed for Interlochen when at least 10% of its land lies inside the Interlochen Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Interlochen. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Interlochen.
Counties
- Benzie County — 9 ZIP codes
- Grand Traverse County — 10 ZIP codes
Price a mailing to Interlochen ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Interlochen, MI?
- 49643 and 49637. A ZIP code is listed for Interlochen when at least 10% of its land lies inside the Interlochen Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Interlochen.
- What is the population of Interlochen, MI?
- The Census Bureau counts 791 residents inside Interlochen Census-designated place (ACS 2020–2024). The 2 ZIP codes that serve Interlochen hold 10,609 residents in all.
- What is the median household income in Interlochen, MI?
- $104,883 inside Interlochen Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $75,000 to $81,222.
- Which Interlochen ZIP code has the highest median household income?
- 49643, at $81,222, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Interlochen, MI?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 7 carrier routes reaching 3,962 residential and 134 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.