Knife River, MN 55609 ZIP Code Profile

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Knife River, MN

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ZIP Code 55609: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Knife River, MN 55609

  • ZIP Code Type: PO BOX
  • Businesses Addresses: 24
  • Single Family Addresses: 1
  • Multi-Family Addresses: 0
  • County: Lake County
  • Centroid: Latitude 46.949, Longitude -91.78
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

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Knife River, MN 55609 Data & Demographics (As of July 1, 2017)


Total Population 148
Daytime Population: Workers 53
Daytime Population: Residents 74
Total Daytime Population (TDP) 127
Ratio TDP/Total Population1 0.86
Population in Households 147
Population in Familes 121
Population in Group Qrtrs 1
Population Density2 364
Diversity Index3 4


Median Household Income $75,000
Average Household Income $87,535
Per Capita Income $42,655


Total Housing Units 103 (100%)
Owner Occupied HU 65 (63.1%)
Renter Occupied HU 7 ( 6.8%)
Vacant Housing Units 31 (30.1%)
Median Home Value $232,500
Average Home Value $300,769


Total Households 72
Average Household Size 2.04
Family Households 50
Average Family Size 2
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. 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 -0.64% -0.68%
Households -0.74% -0.56%
Families -0.8% -0.81%
Median Household Income   2.87%
Per Capita Income   3.25%

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

The table below compares 55609 to the other 883 ZIP Codes in Minnesota by rank and percentile using July 1, 2017 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 # 832 6th
Population Density # 166 81st
Diversity Index # 857 3rd
Median Household Income # 117 87th
Per Capita Income # 62 93rd

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

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