Ortonville ZIP Codes — Big Stone County, MN

There is one unique ZIP code in Ortonville, Minnesota and it is 56278. Area code: 320.

ZIP codes

135.37

sq mi land

10.06

sq mi water

320

area code

Ortonville, MN ZIP code map

About Ortonville, MN

Ortonville is a charming city located in Big Stone County, Minnesota. Known for its friendly community and picturesque landscapes, it offers a welcoming atmosphere for both residents and visitors alike. With a rich history and beautiful surroundings, Ortonville serves as a pleasant retreat in the heart of Minnesota.

Location & geography

Geographically, Ortonville is positioned in western Minnesota, with neighboring cities such as Odessa located approximately 12 miles to the north and Graceville around 10 miles to the east. The city covers a substantial land area of 135.37 square miles, accompanied by a water area of 10.06 square miles, contributing to its natural beauty. The terrain includes a blend of flat lands and wetlands, typical of the region, making it an ideal spot for various outdoor activities.

Community & economy

The community of Ortonville is characterized by its small-town charm and strong sense of belonging among its residents. Agriculture plays a significant role in the local economy, along with light manufacturing and retail industries, which help support daily life in the city. The city's residents often come together for local events and festivals, fostering a strong community spirit.

Transportation

Ortonville is serviced by State Highway 7, which provides convenient access to nearby towns and cities. The nearest major airport is the Watertown Regional Airport, located about 40 miles to the south, offering additional travel options. While public transit options may be limited, the city is easily navigable by car.

History

Ortonville was founded in the late 19th century, with its establishment linked to the arrival of the railroad, which played a critical role in the city's growth. Key industries during its early days included agriculture and commerce, as the city provided essential services to the surrounding farming communities. A notable event in its history is the construction of the Big Stone Lake Dam, which helped to enhance local irrigation and recreation.

Did you know?

One little-known fact about Ortonville is that it sits near the beautiful Big Stone Lake, making it a popular destination for fishing and boating enthusiasts. Additionally, the city is known for hosting the annual Ortonville Water Carnival, which draws visitors from the surrounding area.

ZIP codes for Ortonville, MN (1)

ZIP code	City	County	Map
56278	Ortonville	Big Stone	View map

Demographics & statistics

2,740

Population

48.5

Median age

$61,827

Median household income

$36,045

Per capita income

$122,000

Median home value

$707

Median monthly rent

74.9%

Home ownership

6.8%

Poverty rate

2.2%

Unemployment

1,253

Housing units

21.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

152

25–34

149

130

35–44

126

160

45–54

156

55–59

116

60–64

114

199

65–74

195

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	517	18.9%
18 and over	2,223	81.1%
65 and over	754	27.5%
Median age	48.5 years

Race & ethnicity

White 95.9%

Two or more races 2%

Hispanic or Latino 0.8%

Other race 0.7%

Asian 0.4%

Black or African American 0.2%

Group	Count	%
White	2,649	95.9%
Two or more races	55	2%
Hispanic or Latino	23	0.8%
Other race	18	0.7%
Asian	12	0.4%
Black or African American	6	0.2%

Household income

Under $10k 3.2%

$10k–$15k 6.1%

$15k–$25k 12.6%

$25k–$35k 8.7%

$35k–$50k 12.9%

$50k–$75k 18.8%

$75k–$100k 12.0%

$100k–$150k 14.6%

$150k–$200k 7.0%

$200k+ 4.0%

Range	% of households
Under $10k	3.2%
$10k–$15k	6.1%
$15k–$25k	12.6%
$25k–$35k	8.7%
$35k–$50k	12.9%
$50k–$75k	18.8%
$75k–$100k	12.0%
$100k–$150k	14.6%
$150k–$200k	7.0%
$200k+	4.0%
Median income	$61,827

Housing

Home values

Under $50k 6.6%

$50k–$100k 32.2%

$100k–$150k 16.3%

$150k–$200k 17.3%

$200k–$300k 14.0%

$300k–$500k 10.8%

$500k–$1M 1.5%

$1M+ 1.3%

Housing overview

Metric	Value
Median home value	$122,000
Median rent / month	$707
Owner occupied	74.9%
Renter occupied	25.1%
Vacant	20.9%
Single-family detached	80.3%
Large apartment buildings	5.2%
Mobile homes	2.9%
Median rooms	6.0
Avg household size (owned)	2.27

Year built

Era	%
2020 or later	1.2%
2010–2019	3.0%
2000–2009	4.5%
1990–1999	8.0%
1980–1989	2.9%
1970–1979	14.0%
1960–1969	12.4%
1950–1959	14.8%
1940–1949	9.8%
1939 or earlier	29.4%

Bedrooms

Size	% of units
No bedroom (studio)	1.4%
1 bedroom	8.9%
2 bedrooms	35.1%
3 bedrooms	34.7%
4 bedrooms	17.6%
5+ bedrooms	2.3%

Vehicles per household

Vehicles	% of households
No vehicle	4.1%
1 vehicle	33.9%
2 vehicles	37.4%
3 or more	24.6%

Heating fuel

Fuel type	%
Utility gas	54.8%
Electricity	24.1%
Propane / LP gas	13.3%
Fuel oil	3.6%
Wood	1.5%
No fuel used	1.4%

Households & families

Household type	Count	%
Married-couple family	655	53.0%
Cohabiting couple	54	4.4%
Male householder, no spouse	254	20.5%
Female householder, no spouse	274	22.2%
Households with children under 18	229	18.5%
Households with seniors (65+)	490	39.6%
Average household size	2.13

Marital status

Status	Male	Female
Never married	24.6%	23.3%
Married	63.1%	54.9%
Separated	0.1%	0.0%
Widowed	2.7%	14.2%
Divorced	9.5%	7.6%

Education

Less than 9th grade 2.6%

Some HS, no diploma 3.9%

HS graduate 39.5%

Some college, no degree 18.1%

Associate's degree 14.5%

Bachelor's degree 12.6%

Graduate / professional 8.8%

Metric	%
HS diploma or higher	93.4%
Bachelor's or higher	21.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	26	5.2%
Kindergarten	64	12.7%
Elementary school	238	47.3%
High school	88	17.5%
College / grad school	87	17.3%

Employment

Industry of employment

Education & healthcare 39.2%

Retail trade 10.4%

Manufacturing 9.0%

Agriculture & mining 7.1%

Transportation & utilities 5.8%

Professional & management 5.7%

Other services 5.1%

Finance & real estate 5.0%

Construction 3.8%

Arts, food & hospitality 3.8%

Wholesale trade 3.1%

Public administration 1.5%

Information 0.6%

Occupation

Category	%
Management, business & arts	36.2%
Service	13.4%
Sales & office	24.3%
Natural resources & construction	9.2%
Production & transportation	16.9%

Employment type

Type	%
Private sector	76.5%
Government	15.4%
Self-employed	8.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.2%
Carpool	4.5%
Public transit	2.0%
Walk	3.6%
Other means	0.8%
Avg commute (minutes)	15.2

Poverty

All people 6.8%

Under 18 years 1.9%

18 and over 8.0%

Married-couple families 4.6%

Female-led households 8.6%

Income support

Source	% of households
Social Security	45.4%
Retirement income	27.5%
Supplemental Security	5.7%
Cash public assistance	1.5%
Food stamps / SNAP	8.1%

Health indicators

Condition	%
High blood pressure	38.6%
High cholesterol	35.0%
Heart disease	9.6%
Stroke	4.4%
Asthma	9.1%
Arthritis	31.3%
Kidney disease	3.9%
Pulmonary disease	8.1%
Cancer	9.5%

Behavior / access	%
Binge drinking	16.2%
No physical activity	25.9%
Less than 7 hrs sleep	27.5%
Fair or poor health	15.9%
Poor mental health	12.9%
Poor physical health	11.9%
No health insurance	11.4%
Visited doctor (checkup)	74.0%
Visited dentist	64.4%
Cholesterol screening	91.1%
Teeth loss	14.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	152	6.8%

Disability	%
Any disability	12.1%
Under 18	0.0%
18–64 years	7.7%
65 and over	30.8%

Health insurance coverage

Type	%
Private insurance	69.7%
Public insurance	46.9%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,607	95.1%
Spanish	23	0.9%
Other Indo-European	19	0.7%
Asian & Pacific Islander	1	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,694	98.3%
Born in same state	2,689	98.1%
Born in different state	1,971	71.9%
Foreign born	5	0.2%
Naturalized citizen	46	1.7%
Not a US citizen	15	32.6%

Ancestry

Ancestry	Count	%
Polish	721	26.3%
Italian	351	12.8%
French	142	5.2%
English	65	2.4%

Ancestry	Count	%
Arab	58	2.1%
German	34	1.2%
Dutch	23	0.8%
Irish	7	0.3%

Technology access

Metric	% of households
Computer access	45.1%
Internet access	94.2%

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

Frequently asked questions

What ZIP codes does Ortonville, MN have?

Ortonville, MN has one ZIP code: 56278. Each ZIP code serves a distinct delivery area within the city and surrounding region.