Koochiching County, MN ZIP Codes
14 ZIP codes cover all or part of Koochiching County, Minnesota. The Census Bureau counts 11,833 residents in the county, with a median household income of $66,940 and a median home value of $156,600. Median household income ranges from $64,736 in 56649 to $87,750 in 56623. Its largest communities include International Falls, Littlefork, Ranier, Nett Lake and Northome.
Koochiching County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 11,833 |
| Households | 5,872 |
| Median household income | $66,940 |
| Median home value | $156,600 |
| Median age | 51.6 |
| Median rent | $671 |
All 14 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 16,811 |
| Households (sum of ZIP codes) | 8,196 |
| Median household income, range across ZIP codes | $64,736 (56649) to $87,750 (56623) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $70,239 |
| Homeowners | 81.3% |
| Households with kids under 18 | 20.5% |
| Moved in the past year | 11.7% |
| Carrier routes in EDDM2GO's route library | 2 routes, 171 homes (2 of 14 ZIP codes) |
Top facts
- Highest median household income in Koochiching County: 56623 ($87,750)
- Most residents: 56649 (8,825 people)
- Highest homeownership: 55771 (86.8% own their home)
- Most households with kids: 56649 (23.1% of households)
- Most new movers: 56649 (14.3% moved in last year)
- Youngest median age: 56649 (48.4 years)
- Highest median home value: 56623 ($232,800)
Every ZIP code in Koochiching County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 56649 | International Falls | 8,825 | 4,413 | $64,736 | $153,600 | 78.9% | 23.1% | 14.3% | — | — | 62% of its land |
| 56623 | Baudette | 2,733 | 1,343 | $87,750 | $232,800 | 81.8% | 15.0% | 6.5% | — | — | 17% of its land |
| 55771 | Orr | 1,484 | 652 | $67,667 | $169,100 | 86.8% | 21.0% | 9.7% | — | — | 28% of its land |
| 56653 | Littlefork | 1,239 | 563 | $74,583 | $168,900 | 81.5% | 21.0% | 9.2% | — | — | 100% of its land |
| 56661 | Northome | 895 | 410 | $65,469 | $194,300 | 89.5% | 14.1% | 10.8% | — | — | 51% of its land |
| 56639 | Effie | 359 | 197 | $30,625 | $219,700 | 82.7% | 17.8% | 4.2% | — | — | 48% of its land |
| 56669 | Kabetogama | 264 | 137 | $64,688 | $272,200 | 99.3% | 6.6% | 11.0% | — | — | 92% of its land |
| 56629 | Birchdale | 224 | 106 | $90,938 | $212,100 | 74.5% | 13.2% | 21.4% | — | — | 100% of its land |
| 56668 | Ranier | 217 | 94 | $116,250 | $183,900 | 88.3% | 18.1% | 21.2% | — | — | 100% of its land |
| 56660 | Mizpah | 193 | 97 | $64,464 | $152,200 | 97.9% | 18.6% | 4.7% | 1 | 97 | 100% of its land |
| 56627 | Big Falls | 192 | 118 | $36,500 | $69,200 | 80.5% | 6.8% | 10.1% | — | — | 100% of its land |
| 56654 | Loman | 109 | 33 | $51,250 | $254,200 | 100.0% | 45.5% | 2.8% | 1 | 78 | 100% of its land |
| 55772 | Nett Lake | 77 | 33 | — | $157,100 | 30.3% | 81.8% | 13.0% | — | — | 93% of its land |
| 56658 | Koochiching County | 0 | 0 | — | — | — | — | — | — | — | 100% of its land |
A ZIP code is listed for Koochiching 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
- International Falls — 5,642 residents · 1 ZIP code
- Littlefork — 636 residents · 1 ZIP code
- Ranier — 509 residents · 2 ZIP codes
- Nett Lake — 171 residents · 2 ZIP codes
- Northome — 159 residents · 1 ZIP code
- Big Falls — 136 residents · 1 ZIP code
- Mizpah — 58 residents · 2 ZIP codes
Price a mailing to Koochiching County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Koochiching County, MN?
- 56649, 56623, 55771, 56653, 56661, 56639, 56669, 56629, 56668, 56660, 56627, 56654, 55772 and 56658. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Koochiching County?
- 11,833 residents in 5,872 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Koochiching County?
- $66,940 for the county as a whole. Its ZIP codes range from $64,736 (56649) to $87,750 (56623).
- Which Koochiching County ZIP code has the highest median household income?
- 56623, at $87,750, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Koochiching County?
- For the 2 of 14 ZIP codes in EDDM2GO's stored route library: 2 carrier routes reaching 171 residential and 4 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.