Lake County, MN ZIP Codes
8 ZIP codes cover all or part of Lake County, Minnesota: 55616, 55731, 55614, 55603, 55607, 55796, 55609 and 55601. The Census Bureau counts 10,879 residents in the county, with a median household income of $75,541 and a median home value of $241,300. Median household income ranges from $62,008 in 55731 to $76,127 in 55616. Its largest communities include Two Harbors, Ely, Silver Bay, Finland and Knife River.
Lake County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 10,879 |
| Households | 4,942 |
| Median household income | $75,541 |
| Median home value | $241,300 |
| Median age | 49.4 |
| Median rent | $1,093 |
All 8 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 16,172 |
| Households (sum of ZIP codes) | 7,729 |
| Median household income, range across ZIP codes | $62,008 (55731) to $76,127 (55616) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $69,928 |
| Homeowners | 80.0% |
| Households with kids under 18 | 18.8% |
| Moved in the past year | 9.9% |
| Carrier routes in EDDM2GO's route library | 15 routes, 4,640 homes (3 of 8 ZIP codes) |
Top facts
- Highest median household income in Lake County: 55616 ($76,127)
- Most residents: 55616 (7,250 people)
- Highest homeownership: 55614 (85.5% own their home)
- Most households with kids: 55616 (27.0% of households)
- Most new movers: 55731 (13.0% moved in last year)
- Youngest median age: 55616 (44.3 years)
- Highest median home value: 55616 ($259,200)
Every ZIP code in Lake County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 55616 | Two Harbors | 7,250 | 3,070 | $76,127 | $259,200 | 80.3% | 27.0% | 9.1% | 9 | 3,496 | 91% of its land |
| 55731 | Ely | 5,361 | 2,881 | $62,008 | $206,000 | 75.0% | 9.3% | 13.0% | — | — | 50% of its land |
| 55614 | Silver Bay | 2,485 | 1,240 | $72,981 | $181,700 | 85.5% | 23.4% | 6.8% | 5 | 1,284 | 100% of its land |
| 55603 | Finland | 490 | 251 | $61,875 | $216,700 | 90.0% | 13.1% | 6.4% | — | — | 100% of its land |
| 55607 | Isabella | 192 | 74 | $87,857 | $213,200 | 97.3% | 23.0% | 6.8% | — | — | 100% of its land |
| 55796 | Winton | 135 | 75 | $52,344 | $95,700 | 82.7% | 6.7% | 16.3% | 1 | 94 | 56% of its land |
| 55609 | Knife River | 131 | 75 | $78,208 | — | 100.0% | 0.0% | 0.0% | — | — | 100% of its land |
| 55601 | Beaver Bay | 128 | 63 | $56,250 | $242,400 | 96.8% | 12.7% | 3.1% | — | — | 100% of its land |
A ZIP code is listed for Lake County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Two Harbors — 3,567 residents · 1 ZIP code
- Ely — 3,240 residents · 1 ZIP code
- Silver Bay — 1,769 residents · 1 ZIP code
- Finland — 257 residents · 1 ZIP code
- Knife River — 131 residents · 1 ZIP code
- Winton — 124 residents · 2 ZIP codes
- Beaver Bay — 82 residents · 1 ZIP code
Price a mailing to Lake County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Lake County, MN?
- 55616, 55731, 55614, 55603, 55607, 55796, 55609 and 55601. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Lake County?
- 10,879 residents in 4,942 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Lake County?
- $75,541 for the county as a whole. Its ZIP codes range from $62,008 (55731) to $76,127 (55616).
- Which Lake County ZIP code has the highest median household income?
- 55616, at $76,127, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Lake County?
- For the 3 of 8 ZIP codes in EDDM2GO's stored route library: 15 carrier routes reaching 4,640 residential and 234 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.