56651 ZIP Code — Lengby, MN

Mahnomen County, Minnesota

ZIP code 56651 is located in Lengby, Minnesota, within Mahnomen County. It covers approximately 70.87 square miles and serves a population of 618 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 218.

About ZIP code 56651

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 $159,600. Owner-occupancy is high at 90%, well above the national average.

Median household income is $73,036. 35% 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 25 minutes is near the national average.

Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (24%) compared to national benchmarks.

Overall, ZIP code 56651 reflects a community defined by high homeownership and a significant Social Security-dependent population.

618
population
70.87
sq mi land
Standard
ZIP type
Central (CT)
timezone
56651 ZIP code map
Cities in ZIP code 56651

Below are the cities the US Postal Service accepts for ZIP code 56651. Using any city not on this list may result in mail delivery delays.

City Status
Lengby Preferred
Nearby ZIP codes
56542 Fosston (6.7 mi) 56621 Bagley (14.9 mi) 56557 Mahnomen (15.4 mi) 56556 Mcintosh (15.5 mi) 56516 Bejou (16 mi) 56592 Winger (18 mi) 56646 Gully (18.1 mi)
Demographics updated 05/2026
Population
Total population 618
Population density 9 / sq mi
State FIPS 27
County FIPS 087
Geography
Land area 70.87 sq mi
Water area 3.37 sq mi
Latitude 47.5431
Longitude -95.6186
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 43.1% 55.9% 33.6%
$50k – $100k 40.4% 28.1% 31.5%
$100k – $200k 14.2% 13.0% 26.5%
Over $200k 2.2% 3.0% 8.5%

Demographics & statistics

618
Population
9
People per sq mi
41.7
Median age
$73,036
Median household income
$29,468
Per capita income
$159,600
Median home value
$1,083
Median monthly rent
89.5%
Home ownership
14.4%
Poverty rate
3.4%
Unemployment
445
Housing units
24.2%
Bachelor's or higher

Age distribution

Male Female
35
Under 5
34
22
5–9
22
35
10–14
33
16
15–19
15
17
20–24
17
17
25–34
16
22
35–44
22
33
45–54
31
21
55–59
21
45
60–64
44
33
65–74
32
15
75–84
15
3
85+
2
← Male
Female →

Age summary

GroupCount%
Under 1820433.0%
18 and over41467.0%
65 and over10016.2%
Median age41.7 years

Race & ethnicity

White 79.8%
Two or more races 8.4%
American Indian / Alaska Native 5.6%
Hispanic or Latino 4.2%
Other race 1.1%
Black or African American 0.9%
GroupCount%
White51579.8%
Two or more races548.4%
American Indian / Alaska Native365.6%
Hispanic or Latino274.2%
Other race71.1%
Black or African American60.9%

Household income

Income range This ZIP County avg State avg
Under $50k 43.1% 55.9% 33.6%
$50k – $100k 40.4% 28.1% 31.5%
$100k – $200k 14.2% 13.0% 26.5%
Over $200k 2.2% 3.0% 8.5%
Under $10k 1.4%
$10k–$15k 3.7%
$15k–$25k 6.8%
$25k–$35k 8.7%
$35k–$50k 12.8%
$50k–$75k 19.2%
$75k–$100k 21.5%
$100k–$150k 15.5%
$150k–$200k 7.3%
$200k+ 3.2%
Range% of households
Under $10k1.4%
$10k–$15k3.7%
$15k–$25k6.8%
$25k–$35k8.7%
$35k–$50k12.8%
$50k–$75k19.2%
$75k–$100k21.5%
$100k–$150k15.5%
$150k–$200k7.3%
$200k+3.2%
Median income$73,036

Housing

Home values

Under $50k 27.0%
$50k–$100k 7.1%
$100k–$150k 13.3%
$150k–$200k 17.9%
$200k–$300k 23.0%
$300k–$500k 10.7%
$500k–$1M 1.0%

Housing overview

MetricValue
Median home value$159,600
Median rent / month$1,083
Owner occupied89.5%
Renter occupied10.5%
Vacant53.2%
Single-family detached78.6%
Large apartment buildings0.0%
Mobile homes15.8%
Median rooms4.8
Avg household size (owned)2.65

Year built

Era%
2020 or later0.4%
2010–20195.8%
2000–200917.3%
1990–199910.5%
1980–198914.1%
1970–197912.2%
1960–19699.4%
1950–19599.2%
1940–19491.7%
1939 or earlier19.4%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom10.3%
2 bedrooms39.1%
3 bedrooms40.8%
4 bedrooms8.5%
5+ bedrooms1.3%

Vehicles per household

Vehicles% of households
No vehicle3.2%
1 vehicle17.8%
2 vehicles34.2%
3 or more44.7%

Heating fuel

Fuel type%
Utility gas2.3%
Electricity23.3%
Propane / LP gas54.8%
Fuel oil6.8%
Wood11.4%
No fuel used1.4%

Households & families

Household typeCount%
Married-couple family11653.0%
Cohabiting couple2812.8%
Male householder, no spouse3616.4%
Female householder, no spouse3917.8%
Households with children under 185926.9%
Households with seniors (65+)7232.9%
Average household size2.82

Marital status

StatusMaleFemale
Never married21.3%24.3%
Married56.4%51.3%
Separated1.9%0.0%
Widowed0.5%8.0%
Divorced19.9%16.4%

Education

Less than 9th grade 2.2%
Some HS, no diploma 9.1%
HS graduate 22.3%
Some college, no degree 22.3%
Associate's degree 19.9%
Bachelor's degree 16.4%
Graduate / professional 7.8%
Metric%
HS diploma or higher88.7%
Bachelor's or higher24.2%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool139.6%
Kindergarten96.6%
Elementary school9569.9%
High school1611.8%
College / grad school32.2%

Employment

Industry of employment

Education & healthcare 29.6%
Construction 13.9%
Finance & real estate 10.0%
Arts, food & hospitality 9.6%
Manufacturing 8.9%
Transportation & utilities 6.4%
Retail trade 4.6%
Wholesale trade 4.3%
Professional & management 3.6%
Information 3.2%
Other services 2.9%
Agriculture & mining 1.8%
Public administration 1.1%

Occupation

Category%
Management, business & arts30.7%
Service21.1%
Sales & office21.1%
Natural resources & construction15.4%
Production & transportation11.8%

Employment type

Type%
Private sector71.4%
Government17.1%
Self-employed11.1%
Unpaid family workers0.4%

Commute

Method%
Drive alone71.1%
Carpool6.6%
Public transit0.0%
Walk4.4%
Work from home15.8%
Other means2.2%
Avg commute (minutes)24.5

Poverty

All people 14.4%
Under 18 years 23.0%
18 and over 10.1%
Married-couple families 4.3%
Female-led households 31.6%

Income support

Source% of households
Social Security34.7%
Retirement income24.7%
Supplemental Security7.3%
Cash public assistance4.6%
Food stamps / SNAP7.3%

Health indicators

Condition%
Obesity41.9%
High blood pressure37.6%
High cholesterol33.5%
Diabetes14.1%
Heart disease8.8%
Stroke4.4%
Asthma10.2%
Arthritis29.6%
Kidney disease3.8%
Pulmonary disease8.8%
Cancer7.9%
Behavior / access%
Smoking24.2%
Binge drinking17.1%
No physical activity27.4%
Less than 7 hrs sleep31.6%
Depression23.5%
Fair or poor health18.3%
Poor mental health14.8%
Poor physical health13.4%
No health insurance12.3%
Visited doctor (checkup)73.6%
Visited dentist60.9%
Cholesterol screening90.3%
Teeth loss15.1%

Veterans & disability

VeteransCount%
Civilian veterans338.0%
Disability%
Any disability9.5%
Under 183.4%
18–64 years7.3%
65 and over29.0%

Health insurance coverage

Type%
Private insurance51.8%
Public insurance52.1%
No insurance12.3%
Uninsured under 1920.2%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only54988.8%
Spanish112.0%
Other Indo-European00.0%
Asian & Pacific Islander101.8%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)61699.7%
Born in same state61599.5%
Born in different state44672.2%
Foreign born10.2%
Naturalized citizen20.3%
Not a US citizen2100.0%

Ancestry

AncestryCount%
Polish22836.9%
Arab467.4%
Italian264.2%
AncestryCount%
French203.2%
German20.3%
English20.3%

Technology access

Metric% of households
Computer access35.4%
Internet access90.9%

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

Frequently asked questions about ZIP code 56651

What city is ZIP code 56651 in?

ZIP code 56651 is primarily assigned to Lengby, Minnesota.

What county is ZIP code 56651 in?

ZIP code 56651 falls within Mahnomen County, Minnesota.

Is ZIP code 56651 family-oriented?

33% of residents in ZIP code 56651 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 56651 mostly owner-occupied?

90% of occupied units in ZIP code 56651 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 56651?

The median home value in ZIP code 56651 is $159,600.

What is the population of ZIP code 56651?

ZIP code 56651 has an estimated population of 618 residents, with a density of 9 people per square mile.

What timezone is ZIP code 56651 in?

ZIP code 56651 observes the CST timezone.

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