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Minnesota ZIP Codes
Koochiching County
Ranier, MN
56668
56668 ZIP Code — Ranier, MN
Koochiching County, Minnesota
ZIP code 56668 is located in
Ranier ,
Minnesota ,
within Koochiching County .
It covers approximately 0.21 square miles and serves a population of
213 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 218 .
About ZIP code 56668
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $156,900. Owner-occupancy is high at 83%, well above the national average.
Median household income is $78,958. 43% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is sales and office, with education and healthcare as the leading industry. An above-average commute of 39 minutes suggests many residents work outside the immediate area.
Educational attainment is near the national average, with 29% of residents holding a bachelor's degree or higher.
Overall, ZIP code 56668 reflects a community defined by high homeownership and a significant Social Security-dependent population.
56668 ZIP code map
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Cities in ZIP code 56668
Below are the cities the US Postal Service accepts for ZIP code 56668. Using any city not on this list may result in mail delivery delays.
Demographics
updated 05/2026
Population
Total population
213
Population density
1,014 / sq mi
State FIPS
27
County FIPS
071
Geography
Land area
0.21 sq mi
Water area
0.09 sq mi
Latitude
48.6116
Longitude
-93.3461
Timezone
Central (CT)
Area code
218
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
20.6%
46.9%
33.6%
$50k – $100k
44.1%
33.4%
31.5%
$100k – $200k
35.3%
18.0%
26.5%
Over $200k
0.0%
1.6%
8.5%
Demographics & statistics
$78,958
Median household income
$156,900
Median home value
28.9%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 40 18.8%
18 and over 173 81.2%
65 and over 69 32.4%
Median age 47.9 years
Race & ethnicity
Group Count %
White 208 95.9%
Two or more races 5 2.3%
Hispanic or Latino 4 1.8%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
20.6%
46.9%
33.6%
$50k – $100k
44.1%
33.4%
31.5%
$100k – $200k
35.3%
18.0%
26.5%
Over $200k
0.0%
1.6%
8.5%
Range % of households
Under $10k 2.0%
$25k–$35k 20.6%
$50k–$75k 15.7%
$75k–$100k 22.5%
$100k–$150k 31.4%
$200k+ 7.8%
Median income $78,958
Housing
Housing overview
Metric Value
Median home value $156,900
Median rent / month $0
Owner occupied 83.3%
Renter occupied 16.7%
Vacant 16.4%
Single-family detached 80.3%
Large apartment buildings 0.0%
Mobile homes 1.6%
Median rooms 5.0
Avg household size (owned) 1.80
Year built
Era %
2020 or later 0.0%
2010–2019 0.8%
2000–2009 8.2%
1990–1999 13.9%
1980–1989 13.9%
1970–1979 5.7%
1960–1969 26.2%
1950–1959 0.0%
1940–1949 10.7%
1939 or earlier 20.5%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 12.3%
2 bedrooms 44.3%
3 bedrooms 38.5%
4 bedrooms 4.9%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 51.0%
2 vehicles 31.4%
3 or more 17.6%
Heating fuel
Fuel type %
Utility gas 88.2%
Electricity 11.8%
Households & families
Household type Count %
Married-couple family 37 36.3%
Cohabiting couple 0 0.0%
Male householder, no spouse 25 24.5%
Female householder, no spouse 40 39.2%
Households with children under 18 23 22.5%
Households with seniors (65+) 44 43.1%
Average household size 1.94
Marital status
Status Male Female
Never married 23.3% 22.9%
Married 41.9% 44.8%
Separated 0.0% 7.3%
Widowed 11.6% 8.3%
Divorced 23.3% 16.7%
Education
Some college, no degree
26.6%
Graduate / professional
7.5%
Metric %
HS diploma or higher 96.0%
Bachelor's or higher 28.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 6 16.7%
Kindergarten 0 0.0%
Elementary school 15 41.7%
High school 15 41.7%
College / grad school 0 0.0%
Employment
Industry of employment
Education & healthcare
47.6%
Transportation & utilities
15.5%
Professional & management
9.7%
Public administration
7.8%
Finance & real estate
1.9%
Occupation
Category %
Management, business & arts 36.9%
Service 8.7%
Sales & office 48.5%
Natural resources & construction 1.0%
Production & transportation 4.9%
Employment type
Type %
Private sector 92.2%
Government 7.8%
Self-employed 0.0%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 64.0%
Carpool 9.0%
Public transit 0.0%
Walk 0.0%
Work from home 16.0%
Other means 11.0%
Avg commute (minutes) 38.9
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 43.1%
Retirement income 49.0%
Supplemental Security 0.0%
Cash public assistance 0.0%
Food stamps / SNAP 0.0%
Health indicators
Condition %
Obesity 32.2%
High blood pressure 40.8%
High cholesterol 37.4%
Diabetes 13.1%
Heart disease 10.4%
Stroke 4.6%
Asthma 8.8%
Arthritis 33.5%
Kidney disease 4.1%
Pulmonary disease 8.1%
Cancer 10.5%
Behavior / access %
Smoking 17.3%
Binge drinking 14.3%
No physical activity 26.0%
Less than 7 hrs sleep 27.5%
Depression 19.8%
Fair or poor health 15.3%
Poor mental health 11.7%
Poor physical health 12.0%
No health insurance 10.1%
Visited doctor (checkup) 74.4%
Visited dentist 66.1%
Cholesterol screening 93.6%
Teeth loss 13.4%
Veterans & disability
Veterans Count %
Civilian veterans 16 9.2%
Disability %
Any disability 6.1%
Under 18 5.0%
18–64 years 1.9%
65 and over 14.8%
Health insurance coverage
Type %
Private insurance 83.8%
Public insurance 43.9%
No insurance 0.0%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 203 95.3%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 211 99.1%
Born in same state 211 99.1%
Born in different state 120 56.3%
Foreign born 0 0.0%
Naturalized citizen 2 0.9%
Not a US citizen 2 100.0%
Ancestry
Ancestry Count %
French 31 14.6%
Polish 15 7%
German 13 6.1%
Ancestry Count %
Italian 13 6.1%
Dutch 8 3.8%
English 1 0.5%
Technology access
Metric % of households
Computer access 47.9%
Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 56668
What city is ZIP code 56668 in?
ZIP code 56668 is primarily assigned to Ranier, Minnesota.
What county is ZIP code 56668 in?
ZIP code 56668 falls within Koochiching County, Minnesota.
Does ZIP code 56668 have an older population?
32% of residents in ZIP code 56668 are 65 or older, above the national average of ~17%.
Is ZIP code 56668 mostly owner-occupied?
83% of occupied units in ZIP code 56668 are owner-occupied, well above the national average.
Does ZIP code 56668 have a large retiree population?
43% of households in ZIP code 56668 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 56668?
The median home value in ZIP code 56668 is $156,900.
What timezone is ZIP code 56668 in?
ZIP code 56668 observes the CST timezone.
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