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Minnesota ZIP Codes
Pennington County
Thief River Falls, MN
56701
56701 ZIP Code — Thief River Falls, MN
Pennington County, Minnesota
ZIP code 56701 is located in
Thief River Falls ,
Minnesota ,
within Pennington County .
It covers approximately 383.04 square miles and serves a population of
12,898 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 218 .
About ZIP code 56701
The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $174,200. Owner-occupancy sits near the national average at 71%.
Median household income is $71,781. 33% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 13 minutes is near the national average.
College attainment at 20% is below the national average, consistent with a trades and production-oriented local economy.
56701 ZIP code map
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Cities in ZIP code 56701
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
12,898
Population density
34 / sq mi
State FIPS
27
County FIPS
113
Geography
Land area
383.04 sq mi
Water area
1.55 sq mi
Latitude
48.0876
Longitude
-96.1697
Timezone
Central (CT)
Area code
218
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
40.6%
40.0%
33.6%
$50k – $100k
34.7%
35.0%
31.5%
$100k – $200k
22.3%
22.4%
26.5%
Over $200k
2.4%
2.6%
8.5%
Demographics & statistics
$71,781
Median household income
$174,200
Median home value
20.4%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 2,819 21.9%
18 and over 10,079 78.1%
65 and over 2,433 18.9%
Median age 39.7 years
Race & ethnicity
Black or African American
1.3%
American Indian / Alaska Native
1.2%
Group Count %
White 11,806 89%
Two or more races 475 3.6%
Hispanic or Latino 362 2.7%
Black or African American 167 1.3%
American Indian / Alaska Native 159 1.2%
Asian 154 1.2%
Other race 137 1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
40.6%
40.0%
33.6%
$50k – $100k
34.7%
35.0%
31.5%
$100k – $200k
22.3%
22.4%
26.5%
Over $200k
2.4%
2.6%
8.5%
Range % of households
Under $10k 2.7%
$10k–$15k 3.1%
$15k–$25k 8.6%
$25k–$35k 7.9%
$35k–$50k 12.0%
$50k–$75k 17.9%
$75k–$100k 15.2%
$100k–$150k 22.5%
$150k–$200k 6.1%
$200k+ 4.1%
Median income $71,781
Housing
Housing overview
Metric Value
Median home value $174,200
Median rent / month $937
Owner occupied 71.3%
Renter occupied 28.7%
Vacant 6.8%
Single-family detached 66.1%
Large apartment buildings 11.8%
Mobile homes 9.7%
Median rooms 5.6
Avg household size (owned) 2.41
Year built
Era %
2020 or later 0.0%
2010–2019 10.0%
2000–2009 8.4%
1990–1999 10.4%
1980–1989 7.1%
1970–1979 18.7%
1960–1969 10.6%
1950–1959 9.5%
1940–1949 5.2%
1939 or earlier 20.1%
Bedrooms
Size % of units
No bedroom (studio) 2.0%
1 bedroom 11.5%
2 bedrooms 27.4%
3 bedrooms 36.7%
4 bedrooms 16.4%
5+ bedrooms 6.0%
Vehicles per household
Vehicles % of households
No vehicle 4.8%
1 vehicle 31.5%
2 vehicles 40.7%
3 or more 23.0%
Heating fuel
Fuel type %
Utility gas 52.1%
Electricity 24.8%
Propane / LP gas 17.6%
Fuel oil 1.6%
Wood 1.7%
No fuel used 1.4%
Households & families
Household type Count %
Married-couple family 2,629 45.9%
Cohabiting couple 462 8.1%
Male householder, no spouse 1,209 21.1%
Female householder, no spouse 1,431 25.0%
Households with children under 18 1,553 27.1%
Households with seniors (65+) 1,773 30.9%
Average household size 2.20
Marital status
Status Male Female
Never married 36.3% 24.8%
Married 50.6% 49.6%
Separated 0.9% 0.2%
Widowed 3.6% 10.4%
Divorced 8.6% 15.0%
Education
Some college, no degree
21.9%
Graduate / professional
5.6%
Metric %
HS diploma or higher 95.3%
Bachelor's or higher 20.4%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 117 4.3%
Kindergarten 279 10.2%
Elementary school 1,184 43.2%
High school 687 25.0%
College / grad school 476 17.4%
Employment
Industry of employment
Education & healthcare
16.9%
Arts, food & hospitality
7.2%
Transportation & utilities
4.9%
Finance & real estate
3.3%
Professional & management
3.2%
Agriculture & mining
2.5%
Public administration
2.5%
Occupation
Category %
Management, business & arts 27.7%
Service 15.3%
Sales & office 24.9%
Natural resources & construction 7.0%
Production & transportation 25.2%
Employment type
Type %
Private sector 87.5%
Government 7.8%
Self-employed 4.2%
Unpaid family workers 0.5%
Commute
Method %
Drive alone 77.7%
Carpool 6.2%
Public transit 0.5%
Walk 2.6%
Work from home 8.5%
Other means 4.4%
Avg commute (minutes) 12.9
Poverty
Married-couple families
2.7%
Female-led households
29.4%
Income support
Source % of households
Social Security 33.1%
Retirement income 24.6%
Supplemental Security 4.0%
Cash public assistance 1.6%
Food stamps / SNAP 6.0%
Health indicators
Condition %
Obesity 30.5%
High blood pressure 30.4%
High cholesterol 30.5%
Diabetes 9.5%
Heart disease 6.6%
Stroke 3.2%
Asthma 9.3%
Arthritis 24.3%
Kidney disease 3.0%
Pulmonary disease 6.1%
Cancer 7.1%
Behavior / access %
Smoking 19.1%
Binge drinking 19.0%
No physical activity 22.6%
Less than 7 hrs sleep 28.7%
Depression 22.7%
Fair or poor health 12.7%
Poor mental health 14.2%
Poor physical health 9.8%
No health insurance 11.5%
Visited doctor (checkup) 72.7%
Visited dentist 67.9%
Cholesterol screening 88.6%
Teeth loss 12.2%
Veterans & disability
Veterans Count %
Civilian veterans 613 6.1%
Disability %
Any disability 15.4%
Under 18 5.9%
18–64 years 13.0%
65 and over 34.8%
Health insurance coverage
Type %
Private insurance 80.5%
Public insurance 33.4%
No insurance 3.0%
Uninsured under 19 1.4%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 12,170 94.4%
Spanish 89 0.7%
Other Indo-European 37 0.3%
Asian & Pacific Islander 13 0.1%
Other languages 35 0.3%
Place of birth & citizenship
Origin Count %
Native born (US) 12,561 97.4%
Born in same state 12,488 96.8%
Born in different state 9,161 71.0%
Foreign born 73 0.6%
Naturalized citizen 337 2.6%
Not a US citizen 238 70.6%
Ancestry
Ancestry Count %
Polish 4,652 36.1%
Italian 956 7.4%
French 461 3.6%
Arab 279 2.2%
English 161 1.2%
Ancestry Count %
German 154 1.2%
Dutch 122 0.9%
Norwegian 16 0.1%
Irish 1 0%
Technology access
Metric % of households
Computer access 44.4%
Internet access 94.6%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 56701
What city is ZIP code 56701 in?
ZIP code 56701 is primarily assigned to Thief River Falls, Minnesota.
What county is ZIP code 56701 in?
ZIP code 56701 falls within Pennington County, Minnesota.
What is the typical home value in ZIP code 56701?
The median home value in ZIP code 56701 is $174,200.
What is the population of ZIP code 56701?
ZIP code 56701 has an estimated population of 12,898 residents, with a density of 34 people per square mile.
What is the median household income in ZIP code 56701?
The median household income in ZIP code 56701 is $71,781, below the national median of ~$75,000.
What timezone is ZIP code 56701 in?
ZIP code 56701 observes the CST timezone.
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