55757 ZIP Code — Kettle River, MN

Carlton County, Minnesota

ZIP code 55757 is located in Kettle River, Minnesota, within Carlton County. It covers approximately 103.43 square miles and serves a population of 680 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 218.

About ZIP code 55757

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $204,500. Owner-occupancy is high at 89%, well above the national average.

Median household income is $66,875. 44% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 32 minutes is near the national average.

College attainment at 17% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%.

Overall, ZIP code 55757 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

680
population
103.43
sq mi land
Standard
ZIP type
Central (CT)
timezone
55757 ZIP code map
Cities in ZIP code 55757

Below are the cities the US Postal Service accepts for ZIP code 55757. Using any city not on this list may result in mail delivery delays.

City Status
Kettle River Preferred
Nearby ZIP codes
55783 Sturgeon Lake (7.4 mi) 55767 Moose Lake (10.8 mi) 55726 Cromwell (11.3 mi) 55787 Tamarack (13.3 mi) 55798 Wright (13.6 mi) 55707 Barnum (15.1 mi) 55795 Willow River (15.4 mi) 55780 Sawyer (15.8 mi) 55760 Mcgregor (17.2 mi)
Demographics updated 05/2026
Population
Total population 680
Population density 7 / sq mi
State FIPS 27
County FIPS 017
Geography
Land area 103.43 sq mi
Water area 0.01 sq mi
Latitude 46.5262
Longitude -92.9273
Timezone Central (CT)
Area code 218
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 43.2% 35.6% 33.6%
$50k – $100k 41.0% 35.6% 31.5%
$100k – $200k 15.1% 25.1% 26.5%
Over $200k 0.6% 3.6% 8.5%

Demographics & statistics

680
Population
7
People per sq mi
45.7
Median age
$66,875
Median household income
$30,791
Per capita income
$204,500
Median home value
$925
Median monthly rent
89.1%
Home ownership
10.4%
Poverty rate
3.2%
Unemployment
423
Housing units
17.4%
Bachelor's or higher

Age distribution

Male Female
15
Under 5
11
24
5–9
18
26
10–14
19
23
15–19
17
15
20–24
12
33
25–34
25
54
35–44
41
45
45–54
33
46
55–59
34
29
60–64
22
47
65–74
36
23
75–84
17
9
85+
6
← Male
Female →

Age summary

GroupCount%
Under 1813620.0%
18 and over54480.0%
65 and over13820.3%
Median age45.7 years

Race & ethnicity

White 96.2%
Two or more races 2.2%
American Indian / Alaska Native 1%
Hispanic or Latino 0.3%
Black or African American 0.1%
Asian 0.1%
GroupCount%
White65696.2%
Two or more races152.2%
American Indian / Alaska Native71%
Hispanic or Latino20.3%
Black or African American10.1%
Asian10.1%

Household income

Income range This ZIP County avg State avg
Under $50k 43.2% 35.6% 33.6%
$50k – $100k 41.0% 35.6% 31.5%
$100k – $200k 15.1% 25.1% 26.5%
Over $200k 0.6% 3.6% 8.5%
Under $10k 5.3%
$10k–$15k 3.0%
$15k–$25k 11.6%
$25k–$35k 12.5%
$35k–$50k 8.3%
$50k–$75k 16.2%
$75k–$100k 18.5%
$100k–$150k 20.5%
$150k–$200k 3.6%
$200k+ 0.7%
Range% of households
Under $10k5.3%
$10k–$15k3.0%
$15k–$25k11.6%
$25k–$35k12.5%
$35k–$50k8.3%
$50k–$75k16.2%
$75k–$100k18.5%
$100k–$150k20.5%
$150k–$200k3.6%
$200k+0.7%
Median income$66,875

Housing

Home values

Under $50k 5.6%
$50k–$100k 11.5%
$100k–$150k 18.5%
$150k–$200k 12.6%
$200k–$300k 35.6%
$300k–$500k 11.5%
$500k–$1M 4.1%
$1M+ 0.7%

Housing overview

MetricValue
Median home value$204,500
Median rent / month$925
Owner occupied89.1%
Renter occupied10.9%
Vacant33.6%
Single-family detached81.6%
Large apartment buildings0.0%
Mobile homes15.1%
Median rooms5.7
Avg household size (owned)2.26

Year built

Era%
2020 or later0.0%
2010–20197.5%
2000–200917.5%
1990–199914.5%
1980–19895.0%
1970–197914.5%
1960–19692.4%
1950–19597.5%
1940–19492.9%
1939 or earlier28.3%

Bedrooms

Size% of units
No bedroom (studio)4.4%
1 bedroom9.2%
2 bedrooms26.5%
3 bedrooms38.8%
4 bedrooms16.4%
5+ bedrooms4.6%

Vehicles per household

Vehicles% of households
No vehicle2.6%
1 vehicle26.7%
2 vehicles31.4%
3 or more39.3%

Heating fuel

Fuel type%
Utility gas14.2%
Electricity15.5%
Propane / LP gas37.0%
Fuel oil3.6%
Wood29.0%

Households & families

Household typeCount%
Married-couple family14046.2%
Cohabiting couple196.3%
Male householder, no spouse10434.3%
Female householder, no spouse4013.2%
Households with children under 187825.7%
Households with seniors (65+)10735.3%
Average household size2.24

Marital status

StatusMaleFemale
Never married28.6%21.6%
Married45.7%60.4%
Separated2.5%0.4%
Widowed6.8%6.9%
Divorced16.5%10.6%

Education

Less than 9th grade 1.0%
Some HS, no diploma 3.4%
HS graduate 39.8%
Some college, no degree 24.4%
Associate's degree 14.0%
Bachelor's degree 13.4%
Graduate / professional 4.0%
Metric%
HS diploma or higher95.6%
Bachelor's or higher17.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool21.6%
Kindergarten32.5%
Elementary school7359.8%
High school3427.9%
College / grad school108.2%

Employment

Industry of employment

Education & healthcare 30.5%
Retail trade 13.7%
Public administration 10.4%
Manufacturing 10.1%
Agriculture & mining 7.9%
Transportation & utilities 7.9%
Construction 7.3%
Arts, food & hospitality 3.4%
Other services 2.7%
Finance & real estate 2.4%
Professional & management 2.4%
Wholesale trade 0.6%
Information 0.6%

Occupation

Category%
Management, business & arts31.7%
Service19.8%
Sales & office22.0%
Natural resources & construction15.2%
Production & transportation11.3%

Employment type

Type%
Private sector68.0%
Government20.7%
Self-employed9.5%
Unpaid family workers1.8%

Commute

Method%
Drive alone76.3%
Carpool10.5%
Public transit0.0%
Walk1.5%
Work from home10.2%
Other means1.5%
Avg commute (minutes)31.8

Poverty

All people 10.4%
Under 18 years 4.7%
18 and over 11.8%
Married-couple families 2.1%
Female-led households 21.1%

Income support

Source% of households
Social Security43.6%
Retirement income35.0%
Supplemental Security3.6%
Cash public assistance0.7%
Food stamps / SNAP4.0%

Health indicators

Condition%
Obesity36.6%
High blood pressure33.0%
High cholesterol30.8%
Diabetes10.5%
Heart disease7.0%
Stroke3.2%
Asthma9.0%
Arthritis26.9%
Kidney disease3.0%
Pulmonary disease6.4%
Cancer7.5%
Behavior / access%
Smoking21.8%
Binge drinking17.9%
No physical activity21.6%
Less than 7 hrs sleep32.0%
Depression23.6%
Fair or poor health12.8%
Poor mental health13.6%
Poor physical health10.4%
No health insurance10.9%
Visited doctor (checkup)71.0%
Visited dentist64.1%
Cholesterol screening91.0%
Teeth loss11.8%

Veterans & disability

VeteransCount%
Civilian veterans6712.3%
Disability%
Any disability17.6%
Under 180.7%
18–64 years17.0%
65 and over36.2%

Health insurance coverage

Type%
Private insurance70.3%
Public insurance43.4%
No insurance3.8%
Uninsured under 194.8%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only65496.2%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)67699.4%
Born in same state67499.1%
Born in different state57284.1%
Foreign born20.3%
Naturalized citizen40.6%
Not a US citizen375.0%

Ancestry

AncestryCount%
Polish608.8%
Italian456.6%
Arab375.4%
French365.3%
AncestryCount%
Dutch162.4%
English91.3%
German60.9%

Technology access

Metric% of households
Computer access44.6%
Internet access88.1%

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

Frequently asked questions about ZIP code 55757

What city is ZIP code 55757 in?

ZIP code 55757 is primarily assigned to Kettle River, Minnesota.

What county is ZIP code 55757 in?

ZIP code 55757 falls within Carlton County, Minnesota.

Is ZIP code 55757 mostly owner-occupied?

89% of occupied units in ZIP code 55757 are owner-occupied, well above the national average.

Does ZIP code 55757 have a large retiree population?

44% of households in ZIP code 55757 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 55757 have a large veteran population?

12% of civilians in ZIP code 55757 are veterans, above the national average of ~7%.

What is the population of ZIP code 55757?

ZIP code 55757 has an estimated population of 680 residents, with a density of 7 people per square mile.

What timezone is ZIP code 55757 in?

ZIP code 55757 observes the CST timezone.

Need the complete ZIP code database? Download all 42,000+ US ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →