55604 ZIP Code — Grand Marais, MN

Cook County, Minnesota

ZIP code 55604 is located in Grand Marais, Minnesota, within Cook County. It covers approximately 817.81 square miles and serves a population of 3,800 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 218.

About ZIP code 55604

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $303,500. Owner-occupancy is high at 79%, well above the national average.

Median household income is $76,375. The poverty rate of 7% is below the national average. 46% 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 17 minutes is near the national average.

Educational attainment is high — 50% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 55604 reflects a community defined by a highly educated population, high homeownership, and a significant Social Security-dependent population.

3,800

population

817.81

sq mi land

Standard

ZIP type

Central (CT)

timezone

55604 ZIP code map

Cities in ZIP code 55604

Below are the cities the US Postal Service accepts for ZIP code 55604. Using any city not on this list may result in mail delivery delays.

City	Status
Grand Marais	Acceptable
Grand Marais	Preferred

Nearby ZIP codes

55612 Lutsen (18.8 mi)

Demographics updated 06/2026

Population
Total population	3,800
Population density	5 / sq mi
State FIPS	27
County FIPS	031

Geography
Land area	817.81 sq mi
Water area	118.75 sq mi
Latitude	47.9763
Longitude	-90.4135
Timezone	Central (CT)
Area code	218

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	35.7%	38.3%	33.6%
$50k – $100k	39.7%	38.6%	31.5%
$100k – $200k	20.6%	18.6%	26.5%
Over $200k	4.0%	4.5%	8.5%

Demographics & statistics

3,800

Population

People per sq mi

52.5

Median age

$76,375

Median household income

$42,384

Per capita income

$303,500

Median home value

$940

Median monthly rent

79.0%

Home ownership

6.7%

Poverty rate

1.8%

Unemployment

3,040

Housing units

50.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

115

10–14

110

15–19

20–24

205

25–34

197

220

35–44

211

209

45–54

200

178

55–59

171

156

60–64

149

375

65–74

359

141

75–84

136

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	596	15.7%
18 and over	3,204	84.3%
65 and over	1,142	30.1%
Median age	52.5 years

Race & ethnicity

White 93.1%

Two or more races 2.8%

American Indian / Alaska Native 1.9%

Hispanic or Latino 1.1%

Other race 0.8%

Black or African American 0.2%

Group	Count	%
White	3,579	93.1%
Two or more races	109	2.8%
American Indian / Alaska Native	74	1.9%
Hispanic or Latino	43	1.1%
Other race	31	0.8%
Black or African American	7	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	35.7%	38.3%	33.6%
$50k – $100k	39.7%	38.6%	31.5%
$100k – $200k	20.6%	18.6%	26.5%
Over $200k	4.0%	4.5%	8.5%

Under $10k 3.4%

$10k–$15k 2.0%

$15k–$25k 6.4%

$25k–$35k 3.6%

$35k–$50k 9.2%

$50k–$75k 24.2%

$75k–$100k 19.1%

$100k–$150k 19.2%

$150k–$200k 4.2%

$200k+ 8.8%

Range	% of households
Under $10k	3.4%
$10k–$15k	2.0%
$15k–$25k	6.4%
$25k–$35k	3.6%
$35k–$50k	9.2%
$50k–$75k	24.2%
$75k–$100k	19.1%
$100k–$150k	19.2%
$150k–$200k	4.2%
$200k+	8.8%
Median income	$76,375

Housing

Home values

Under $50k 2.8%

$50k–$100k 0.7%

$100k–$150k 2.6%

$150k–$200k 12.4%

$200k–$300k 30.8%

$300k–$500k 33.9%

$500k–$1M 15.0%

$1M+ 1.9%

Housing overview

Metric	Value
Median home value	$303,500
Median rent / month	$940
Owner occupied	79.0%
Renter occupied	21.0%
Vacant	49.1%
Single-family detached	92.3%
Large apartment buildings	2.6%
Mobile homes	0.0%
Median rooms	5.0
Avg household size (owned)	2.21

Year built

Era	%
2020 or later	0.4%
2010–2019	7.4%
2000–2009	15.3%
1990–1999	13.5%
1980–1989	11.0%
1970–1979	15.6%
1960–1969	6.0%
1950–1959	11.6%
1940–1949	7.5%
1939 or earlier	11.8%

Bedrooms

Size	% of units
No bedroom (studio)	4.4%
1 bedroom	18.0%
2 bedrooms	31.8%
3 bedrooms	31.3%
4 bedrooms	11.8%
5+ bedrooms	2.6%

Vehicles per household

Vehicles	% of households
No vehicle	2.8%
1 vehicle	30.2%
2 vehicles	43.1%
3 or more	23.9%

Heating fuel

Fuel type	%
Utility gas	2.7%
Electricity	28.3%
Propane / LP gas	50.6%
Fuel oil	5.6%
Wood	12.0%

Households & families

Household type	Count	%
Married-couple family	1,014	58.5%
Cohabiting couple	49	2.8%
Male householder, no spouse	328	18.9%
Female householder, no spouse	341	19.7%
Households with children under 18	274	15.8%
Households with seniors (65+)	776	44.8%
Average household size	2.15

Marital status

Status	Male	Female
Never married	20.0%	13.3%
Married	61.9%	66.7%
Separated	2.8%	0.2%
Widowed	3.7%	9.7%
Divorced	11.7%	10.1%

Education

Less than 9th grade 0.4%

Some HS, no diploma 1.6%

HS graduate 20.9%

Some college, no degree 17.2%

Associate's degree 9.6%

Bachelor's degree 30.3%

Graduate / professional 20.0%

Metric	%
HS diploma or higher	98.0%
Bachelor's or higher	50.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	24	4.5%
Kindergarten	35	6.6%
Elementary school	306	58.0%
High school	91	17.2%
College / grad school	72	13.6%

Employment

Industry of employment

Arts, food & hospitality 23.2%

Education & healthcare 21.8%

Retail trade 16.8%

Professional & management 8.8%

Public administration 7.3%

Construction 6.5%

Other services 5.6%

Finance & real estate 4.9%

Manufacturing 2.3%

Wholesale trade 1.1%

Agriculture & mining 1.0%

Transportation & utilities 0.8%

Occupation

Category	%
Management, business & arts	47.3%
Service	13.2%
Sales & office	24.7%
Natural resources & construction	5.7%
Production & transportation	9.0%

Employment type

Type	%
Private sector	67.7%
Government	22.1%
Self-employed	10.0%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	59.3%
Carpool	9.1%
Public transit	0.0%
Walk	8.4%
Work from home	19.7%
Other means	3.5%
Avg commute (minutes)	16.6

Poverty

All people 6.7%

Under 18 years 9.3%

18 and over 6.2%

Married-couple families 2.3%

Female-led households 23.1%

Income support

Source	% of households
Social Security	46.1%
Retirement income	32.4%
Supplemental Security	1.8%
Cash public assistance	1.7%
Food stamps / SNAP	5.1%

Health indicators

Condition	%
Obesity	32.9%
High blood pressure	34.1%
High cholesterol	33.3%
Diabetes	10.6%
Heart disease	7.5%
Stroke	3.4%
Asthma	8.9%
Arthritis	27.4%
Kidney disease	3.3%
Pulmonary disease	6.2%
Cancer	8.6%

Behavior / access	%
Smoking	15.1%
Binge drinking	17.9%
No physical activity	20.0%
Less than 7 hrs sleep	25.9%
Depression	20.6%
Fair or poor health	12.2%
Poor mental health	11.9%
Poor physical health	9.9%
No health insurance	8.5%
Visited doctor (checkup)	72.2%
Visited dentist	70.4%
Cholesterol screening	92.6%
Teeth loss	9.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	232	7.2%

Disability	%
Any disability	12.7%
Under 18	0.8%
18–64 years	6.8%
65 and over	29.9%

Health insurance coverage

Type	%
Private insurance	68.6%
Public insurance	46.9%
No insurance	3.6%
Uninsured under 19	2.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,669	96.6%
Spanish	50	1.4%
Other Indo-European	49	1.3%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,718	97.8%
Born in same state	3,647	96.0%
Born in different state	2,297	60.4%
Foreign born	71	1.9%
Naturalized citizen	82	2.2%
Not a US citizen	58	70.7%

Ancestry

Ancestry	Count	%
Polish	565	14.9%
Italian	498	13.1%
French	414	10.9%
Dutch	142	3.7%

Ancestry	Count	%
Arab	87	2.3%
German	85	2.2%
Irish	33	0.9%
English	6	0.2%

Technology access

Metric	% of households
Computer access	45.6%
Internet access	97.7%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 55604

What city is ZIP code 55604 in?

ZIP code 55604 is primarily assigned to Grand Marais, Minnesota.

What county is ZIP code 55604 in?

ZIP code 55604 falls within Cook County, Minnesota.

Does ZIP code 55604 have an older population?

30% of residents in ZIP code 55604 are 65 or older, above the national average of ~17%.

Does ZIP code 55604 have a large retiree population?

46% of households in ZIP code 55604 receive Social Security income, suggesting a significant retiree or disability population.

How educated is the population of ZIP code 55604?

50% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the population of ZIP code 55604?

ZIP code 55604 has an estimated population of 3,800 residents, with a density of 5 people per square mile.

What timezone is ZIP code 55604 in?

ZIP code 55604 observes the CST timezone.