Knife River, MN 55609 ZIP Code Profile

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Knife River, MN

ZIP Code 55609: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Knife River, MN 55609

  • ZIP Code Type: PO BOX
  • County: Lake County
  • Centroid: Latitude 46.949, Longitude -91.78
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 22
  • PO Box Addresses: 208
  • Residential Addresses: 1
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

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Knife River, MN 55609 Data & Demographics (As of July 1, 2018)


Total Population 132
Population in Households 131
Population in Familes 108
Population in Group Qrtrs 1
Population Density1 282
Diversity Index2 5


Median Household Income $78,252
Average Household Income $90,182
Per Capita Income $44,480


Total Housing Units 95 (100%)
Owner Occupied HU 60 (63.2%)
Renter Occupied HU 5 ( 5.3%)
Vacant Housing Units 30 (31.6%)
Median Home Value $250,000
Average Home Value $327,917


Total Households 65
Average Household Size 2.02
Family Households 45
Average Family Size 2
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population -0.88% -0.46%
Households -0.89% -0.62%
Families -1.03% -0.45%
Median Household Income   0.84%
Per Capita Income   1.86%

Knife River, MN 55609 - Peer Comparisons by Rank and Percentile

The table below compares 55609 to the other 881 ZIP Codes in Minnesota by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 836 5th
Population Density # 176 80th
Diversity Index # 852 4th
Median Household Income # 109 88th
Per Capita Income # 67 93rd

Additional comparisons and rankings can be made with a VERY EASY TO USE Minnesota Census Data Comparison Tool.

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