Oslo ZIP Codes — Marshall County, MN

There is one unique ZIP code in Oslo, Minnesota and it is 56744. Area code: 218.

ZIP codes

96.05

sq mi land

1.78

sq mi water

218

area code

Oslo, MN ZIP code map

About Oslo, MN

Oslo, Minnesota, is a small city located in the northern part of the state, known for its peaceful rural charm. Situated in Marshall County, this quaint community offers residents a close-knit atmosphere with a rich agricultural backdrop. Visitors and locals alike enjoy the natural beauty surrounding the area, characterized by expansive farmlands and scenic views.

Location & geography

Oslo is located approximately 20 miles southeast of East Grand Forks and 30 miles west of Roseau, making it easily accessible to nearby urban centers. The city covers a total land area of 96.05 square miles, complemented by a water area of 1.78 square miles, which enhances its picturesque landscape. The terrain is predominantly flat, offering a blend of open fields and small water bodies, ideal for outdoor activities.

Community & economy

The character of Oslo is defined by its agricultural roots and a strong sense of community among its residents. Daily life revolves around farming and local businesses, fostering a supportive environment that promotes collaboration and friendship among neighbors. The community often comes together for seasonal festivals and events, celebrating its rich heritage and connection to the land.

Transportation

Oslo is accessible via several local roads, with nearby Highway 11 serving as a major route for travelers heading to and from the city. The nearest airports include the Grand Forks International Airport, located about 30 miles to the northwest, providing regional air service. Public transportation options are limited, emphasizing the importance of private vehicles for commuting.

History

Founded in the late 19th century, Oslo has a storied past rooted in agriculture and homesteading. The city grew as a hub for farming activity, which remains a key industry to this day, shaping its economic landscape. Notable events in its history include the establishment of community organizations that have fostered a sense of belonging among residents.

Did you know?

One surprising fact about Oslo is that it shares its name with the capital city of Norway, reflecting the heritage of many early Scandinavian settlers in the area. Additionally, the town is known for its annual events that celebrate its multicultural roots.

ZIP codes for Oslo, MN (1)

ZIP code	City	County	Map
56744	Oslo	Marshall	View map

Demographics & statistics

600

Population

33.6

Median age

$75,139

Median household income

$38,388

Per capita income

$137,100

Median home value

Median monthly rent

90.0%

Home ownership

0.8%

Poverty rate

2.0%

Unemployment

242

Housing units

13.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	192	32.0%
18 and over	408	68.0%
65 and over	88	14.7%
Median age	33.6 years

Race & ethnicity

White 82.3%

Hispanic or Latino 8.4%

Other race 8.4%

Two or more races 0.8%

Asian 0.2%

Group	Count	%
White	539	82.3%
Hispanic or Latino	55	8.4%
Other race	55	8.4%
Two or more races	5	0.8%
Asian	1	0.2%

Household income

$10k–$15k 1.2%

$15k–$25k 2.1%

$25k–$35k 0.8%

$35k–$50k 20.3%

$50k–$75k 25.3%

$75k–$100k 17.4%

$100k–$150k 17.8%

$150k–$200k 4.6%

$200k+ 10.4%

Range	% of households
$10k–$15k	1.2%
$15k–$25k	2.1%
$25k–$35k	0.8%
$35k–$50k	20.3%
$50k–$75k	25.3%
$75k–$100k	17.4%
$100k–$150k	17.8%
$150k–$200k	4.6%
$200k+	10.4%
Median income	$75,139

Housing

Home values

Under $50k 11.5%

$50k–$100k 25.8%

$100k–$150k 20.3%

$150k–$200k 22.1%

$200k–$300k 9.7%

$300k–$500k 8.8%

$500k–$1M 0.9%

$1M+ 0.9%

Housing overview

Metric	Value
Median home value	$137,100
Median rent / month	$0
Owner occupied	90.0%
Renter occupied	10.0%
Vacant	9.4%
Single-family detached	81.2%
Large apartment buildings	0.0%
Mobile homes	17.3%
Median rooms	6.6
Avg household size (owned)	2.37

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	1.9%
1990–1999	9.8%
1980–1989	15.4%
1970–1979	17.7%
1960–1969	15.0%
1950–1959	12.8%
1940–1949	9.4%
1939 or earlier	18.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	4.9%
2 bedrooms	19.2%
3 bedrooms	51.5%
4 bedrooms	23.3%
5+ bedrooms	1.1%

Vehicles per household

Vehicles	% of households
No vehicle	1.7%
1 vehicle	26.6%
2 vehicles	37.3%
3 or more	34.4%

Heating fuel

Fuel type	%
Utility gas	2.5%
Electricity	15.8%
Propane / LP gas	55.6%
Fuel oil	24.5%
Wood	1.7%

Households & families

Household type	Count	%
Married-couple family	111	46.1%
Cohabiting couple	17	7.1%
Male householder, no spouse	71	29.5%
Female householder, no spouse	42	17.4%
Households with children under 18	84	34.9%
Households with seniors (65+)	70	29.0%
Average household size	2.49

Marital status

Status	Male	Female
Never married	36.0%	14.9%
Married	45.6%	70.2%
Separated	0.8%	2.1%
Widowed	0.8%	10.6%
Divorced	16.8%	2.1%

Education

Less than 9th grade 3.7%

Some HS, no diploma 3.2%

HS graduate 37.9%

Some college, no degree 21.5%

Associate's degree 19.9%

Bachelor's degree 11.1%

Graduate / professional 2.7%

Metric	%
HS diploma or higher	93.1%
Bachelor's or higher	13.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	23	12.4%
Kindergarten	32	17.2%
Elementary school	72	38.7%
High school	32	17.2%
College / grad school	27	14.5%

Employment

Industry of employment

Manufacturing 17.5%

Agriculture & mining 15.9%

Construction 15.9%

Education & healthcare 11.8%

Finance & real estate 11.4%

Retail trade 10.2%

Public administration 5.7%

Professional & management 5.3%

Transportation & utilities 3.7%

Information 0.8%

Arts, food & hospitality 0.8%

Other services 0.8%

Wholesale trade 0.4%

Occupation

Category	%
Management, business & arts	34.1%
Service	5.7%
Sales & office	17.5%
Natural resources & construction	28.9%
Production & transportation	13.8%

Employment type

Type	%
Private sector	67.5%
Government	12.6%
Self-employed	19.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.5%
Carpool	7.8%
Public transit	0.0%
Walk	4.5%
Other means	0.4%
Avg commute (minutes)	28.2

Poverty

All people 0.8%

Under 18 years 0.0%

18 and over 1.2%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	30.3%
Retirement income	16.6%
Supplemental Security	0.0%
Cash public assistance	4.1%
Food stamps / SNAP	2.9%

Health indicators

Condition	%
High blood pressure	31.7%
High cholesterol	31.3%
Heart disease	7.1%
Stroke	3.1%
Asthma	8.5%
Arthritis	24.6%
Kidney disease	3.0%
Pulmonary disease	5.8%
Cancer	7.7%

Behavior / access	%
Binge drinking	18.8%
No physical activity	23.3%
Less than 7 hrs sleep	27.7%
Fair or poor health	12.4%
Poor mental health	12.4%
Poor physical health	9.2%
No health insurance	12.8%
Visited doctor (checkup)	70.4%
Visited dentist	66.3%
Cholesterol screening	89.5%
Teeth loss	11.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	20	4.9%

Disability	%
Any disability	7.7%
Under 18	0.0%
18–64 years	7.8%
65 and over	23.9%

Health insurance coverage

Type	%
Private insurance	83.5%
Public insurance	30.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	554	92.3%
Spanish	23	4.2%
Other Indo-European	22	4.0%
Asian & Pacific Islander	0	0.0%
Other languages	1	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	573	95.5%
Born in same state	570	95.0%
Born in different state	213	35.5%
Foreign born	3	0.5%
Naturalized citizen	27	4.5%
Not a US citizen	20	74.1%

Ancestry

Ancestry	Count	%
Polish	208	34.7%
Italian	42	7%
French	23	3.8%

Ancestry	Count	%
Arab	16	2.7%
German	6	1%
English	4	0.7%

Technology access

Metric	% of households
Computer access	40.2%
Internet access	86.3%

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

Frequently asked questions

What ZIP codes does Oslo, MN have?

Oslo, MN has one ZIP code: 56744. Each ZIP code serves a distinct delivery area within the city and surrounding region.