Lengby, Minnesota Demographics & Population 2026

A note before these figures: with a population of 43, Lengby's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Lengby is a small community located in Minnesota, within Polk County. The total population is 43. It ranks as the 869th most populous out of 914 Census-designated places in Minnesota.

Age Demographics

The median age in Lengby is 44.8 years. This is 15% higher than the state median of 38.8 years. With 30.2% of the population under 18, Lengby has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Lengby is $50,833. This is 43% lower than the state median of $89,062. It is also 37% lower than the national median of $80,734. The poverty rate stands at 44.2%. This is 375% higher than the state poverty rate of 9.3%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The survey records no unemployed residents in Lengby, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $60,000. Housing costs are 82% lower than the state median of $329,300. With a home-value-to-income ratio of just 1.2x, Lengby is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 38% higher than the state average of 72.2%.

Race & Ethnicity

The largest racial or ethnic group in Lengby is White (non-Hispanic), making up 83.7% of the population.

Education

14.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 62% lower than the state rate of 39.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.3%.

Data Sources & Methodology

All demographic data for Lengby, Minnesota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Minnesota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 914 Census-designated places in Minnesota. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.