Town guide

Lengby, Minnesota

Lengby is a city in Polk County, Minnesota, home to about 43 people across 0.3 square miles. It has no ZIP code of its own: it’s part of 56651.

Homes sold for a median of $252 per square foot in the three months ending August 2026, a seller’s market.

Population43172 per sq mi
Median home value$60,000Census, as estimated by owners
Price per sq ft$252Sold homes, 3 months to August 2026
Sold over asking0%Latest 3 months

ZIP codes in Lengby

1 ZIP code, 1 shared with neighboring towns

Each card is that ZIP code’s whole market, including any part outside Lengby. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology

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  • History
  • What it’s like to live there
  • Getting around
  • Things to do

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Around Lengby

Distances

Nearest major airportMinneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)215 miles away
Closer regional airportThief River Falls Regional Airport (TVF)46 miles away
Nearest city of 250,000+Minneapolis, MN209 miles away
Nearest city of 1 million+Chicago, IL553 miles away

Straight-line distances from the center of Lengby; driving is longer.

Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.

Who represents Lengby

Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.

Population over time

Lengby had 92 residents in the 2020 census, up 16% since 2000.

It’s the 2608th largest of 2,727 towns in Minnesota by population.

Polk County grew from 35,429 residents in 1900 to 31,192 in 2020.

Lengby population by census2000: 79, 2010: 86, 2020: 92792000862010922020

Polk County, 1900–2020

Polk County population, 1900 to 20201900: 35,429, 1910: 36,001, 1920: 37,090, 1930: 36,019, 1940: 37,734, 1950: 35,900, 1960: 36,182, 1970: 34,435, 1980: 34,844, 1990: 32,498, 2000: 31,369, 2010: 31,600, 2020: 31,19235K’00’1037K’20’3038K’40’5036K’60’7035K’80’9031K’00’1031K’20

Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).

Weather by month

Average highs peak around 78°F in summer, and winter lows average -5°F. About 26.5 inches of rain and melted snow fall in a typical year.

Average high and low temperature and precipitation by month near LengbyJan: high 16°F, low -5°F, 0.5 in; Feb: high 21°F, low -2°F, 0.5 in; Mar: high 35°F, low 13°F, 1 in; Apr: high 51°F, low 28°F, 1.8 in; May: high 66°F, low 41°F, 3 in; Jun: high 74°F, low 52°F, 4.6 in; Jul: high 78°F, low 55°F, 3.9 in; Aug: high 77°F, low 53°F, 3.5 in; Sep: high 69°F, low 45°F, 3 in; Oct: high 53°F, low 32°F, 2.3 in; Nov: high 36°F, low 18°F, 1.6 in; Dec: high 22°F, low 4°F, 0.8 in16°-5°Jan0.521°-2°Feb0.535°13°Mar1.051°28°Apr1.866°41°May3.074°52°Jun4.678°55°Jul3.977°53°Aug3.569°45°Sep3.053°32°Oct2.336°18°Nov1.622°4°Dec0.8Rain and melted snow, inches

Source: NOAA 1991–2020 climate normals, Fosston 1 E, MN weather station (5 miles away).

Jobs in Polk County

8,944 jobs at 733 businesses in Polk County. The biggest industries by employees:

Largest industries in Polk CountyHealth care and social assistance: 2,235 jobs; Manufacturing: 1,648 jobs; Retail trade: 1,299 jobs; Hotels and restaurants: 927 jobs; Transportation and warehousing: 497 jobs; Construction: 468 jobs; Other services: 443 jobs; Wholesale trade: 359 jobsHealth care and social assistance 25% Manufacturing 18% Retail trade 15% Hotels and restaurants 10% Transportation and warehousing 6% Construction 5% Other services 5% Wholesale trade 4%

Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).

Health care

Nearest hospitals

  • Essentia Health FosstonCritical access hospital · emergency room · Fosston6.2 miles
  • Sanford Bagley Medical CenterCritical access hospital · emergency room · Bagley10.9 miles
  • Sanford Bemidji Medical CenterGeneral hospital · emergency room · CMS rating 4 of 5 · Bemidji34.3 miles

Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.

Places in and around Lengby

Parks (1 nearby)

  • Spring Lake Park · 2 acres0.2 mi

Counts are within about 1 mile of the center of town.

Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.

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Where Lengby is

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Towns near Lengby

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Shares ZIP codes with Island Lake Township (Mahnomen County), Columbia and Clover Township (Mahnomen County).

Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.