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Minnesota ZIP Codes
Cook County
Grand Portage, MN
55605
55605 ZIP Code — Grand Portage, MN
Cook County, Minnesota
ZIP code 55605 is located in
Grand Portage ,
Minnesota ,
within Cook County .
It covers approximately 74.00 square miles and serves a population of
607 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 218 .
About ZIP code 55605
The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $129,700. Owner-occupancy sits near the national average at 58%.
Median household income is $59,583. 32% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with arts, entertainment, and food service as the leading industry. The average commute of 10 minutes is near the national average.
College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (21%) compared to national benchmarks.
Notable community characteristics include a notable veteran presence at 13% of civilians, above the national average of 7%.
Overall, ZIP code 55605 reflects a community defined by a trades-oriented workforce, a strong veteran community, and a significant Social Security-dependent population.
55605 ZIP code map
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Cities in ZIP code 55605
Below are the cities the US Postal Service accepts for ZIP code 55605. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
607
Population density
8 / sq mi
State FIPS
27
County FIPS
031
Geography
Land area
74.00 sq mi
Water area
117.91 sq mi
Latitude
47.9486
Longitude
-89.6880
Timezone
Central (CT)
Area code
218
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
41.6%
38.3%
33.6%
$50k – $100k
44.5%
38.6%
31.5%
$100k – $200k
10.7%
18.6%
26.5%
Over $200k
3.2%
4.5%
8.5%
Demographics & statistics
$59,583
Median household income
$129,700
Median home value
17.7%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 135 22.2% 18 and over 472 77.8% 65 and over 108 17.8% Median age 44.2 years
Race & ethnicity
American Indian / Alaska Native
55.5%
Native Hawaiian / Pacific Islander
0.7%
Group Count % American Indian / Alaska Native 337 55.5% White 182 30% Two or more races 68 11.2% Asian 16 2.6% Native Hawaiian / Pacific Islander 4 0.7%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
41.6%
38.3%
33.6%
$50k – $100k
44.5%
38.6%
31.5%
$100k – $200k
10.7%
18.6%
26.5%
Over $200k
3.2%
4.5%
8.5%
Range % of households Under $10k 7.2% $10k–$15k 3.1% $15k–$25k 8.3% $25k–$35k 9.7% $35k–$50k 14.5% $50k–$75k 18.6% $75k–$100k 17.2% $100k–$150k 15.2% $150k–$200k 2.1% $200k+ 4.1% Median income $59,583
Housing
Housing overview
Metric Value Median home value $129,700 Median rent / month $663 Owner occupied 57.9% Renter occupied 42.1% Vacant 19.7% Single-family detached 60.7% Large apartment buildings 0.0% Mobile homes 12.5% Median rooms 4.6 Avg household size (owned) 2.13
Year built
Era % 2020 or later 0.0% 2010–2019 7.5% 2000–2009 16.1% 1990–1999 32.4% 1980–1989 13.9% 1970–1979 20.5% 1960–1969 2.2% 1950–1959 1.1% 1940–1949 2.5% 1939 or earlier 3.9%
Bedrooms
Size % of units No bedroom (studio) 1.4% 1 bedroom 15.5% 2 bedrooms 35.2% 3 bedrooms 40.7% 4 bedrooms 6.6% 5+ bedrooms 0.6%
Vehicles per household
Vehicles % of households No vehicle 8.6% 1 vehicle 37.9% 2 vehicles 27.2% 3 or more 26.2%
Heating fuel
Fuel type % Utility gas 5.9% Electricity 29.3% Propane / LP gas 57.2% Wood 7.6%
Households & families
Household type Count % Married-couple family 122 42.1% Cohabiting couple 27 9.3% Male householder, no spouse 69 23.8% Female householder, no spouse 72 24.8% Households with children under 18 102 35.2% Households with seniors (65+) 87 30.0% Average household size 2.09
Marital status
Status Male Female Never married 35.8% 31.9% Married 48.5% 44.1% Separated 0.0% 2.1% Widowed 4.0% 5.0% Divorced 11.7% 16.8%
Education
Some college, no degree
19.6%
Graduate / professional
6.7%
Metric % HS diploma or higher 91.2% Bachelor's or higher 17.7%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 4 3.5% Kindergarten 6 5.2% Elementary school 47 40.9% High school 44 38.3% College / grad school 14 12.2%
Employment
Industry of employment
Arts, food & hospitality
32.6%
Public administration
28.3%
Education & healthcare
16.5%
Professional & management
1.2%
Agriculture & mining
0.3%
Transportation & utilities
0.3%
Finance & real estate
0.3%
Occupation
Category % Management, business & arts 32.9% Service 22.7% Sales & office 28.3% Natural resources & construction 10.2% Production & transportation 5.9%
Employment type
Type % Private sector 33.5% Government 62.7% Self-employed 3.7% Unpaid family workers 0.0%
Commute
Method % Drive alone 70.1% Carpool 11.8% Public transit 0.6% Walk 9.6% Work from home 4.8% Other means 3.2% Avg commute (minutes) 10.3
Poverty
Married-couple families
4.1%
Female-led households
50.0%
Income support
Source % of households Social Security 32.4% Retirement income 11.0% Supplemental Security 1.7% Cash public assistance 9.7% Food stamps / SNAP 14.8%
Health indicators
Condition % Obesity 36.6% High blood pressure 30.1% High cholesterol 26.8% Diabetes 12.2% Heart disease 6.2% Stroke 3.4% Asthma 10.6% Arthritis 21.7% Kidney disease 2.9% Pulmonary disease 5.4% Cancer 5.8%
Behavior / access % Smoking 20.9% Binge drinking 20.1% No physical activity 21.3% Less than 7 hrs sleep 30.5% Depression 21.9% Fair or poor health 14.1% Poor mental health 15.3% Poor physical health 10.6% No health insurance 9.4% Visited doctor (checkup) 70.5% Visited dentist 66.1% Cholesterol screening 89.8% Teeth loss 12.7%
Veterans & disability
Veterans Count % Civilian veterans 62 13.1%
Disability % Any disability 17.3% Under 18 6.7% 18–64 years 17.0% 65 and over 31.5%
Health insurance coverage
Type % Private insurance 70.7% Public insurance 35.7% No insurance 7.4% Uninsured under 19 4.2%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 578 95.2% Spanish 9 1.6% Other Indo-European 0 0.0% Asian & Pacific Islander 0 0.0% Other languages 7 1.2%
Place of birth & citizenship
Origin Count % Native born (US) 570 93.9% Born in same state 564 92.9% Born in different state 441 72.7% Foreign born 6 1.0% Naturalized citizen 37 6.1% Not a US citizen 6 16.2%
Ancestry
Ancestry Count % French 44 7.2% Italian 30 4.9% Polish 18 3%
Ancestry Count % English 5 0.8% Dutch 2 0.3% Arab 1 0.2%
Technology access
Metric % of households Computer access 47.8% Internet access 91.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 55605
What city is ZIP code 55605 in?
ZIP code 55605 is primarily assigned to Grand Portage, Minnesota.
What county is ZIP code 55605 in?
ZIP code 55605 falls within Cook County, Minnesota.
What is the poverty rate in ZIP code 55605?
18% of residents in ZIP code 55605 live below the poverty line, above the national average.
Does ZIP code 55605 have a large veteran population?
13% of civilians in ZIP code 55605 are veterans, above the national average of ~7%.
What is the typical home value in ZIP code 55605?
The median home value in ZIP code 55605 is $129,700.
What is the population of ZIP code 55605?
ZIP code 55605 has an estimated population of 607 residents, with a density of 8 people per square mile.
What timezone is ZIP code 55605 in?
ZIP code 55605 observes the CST timezone.
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