Lengby is a city located in Minnesota. With a 2020 population of 86, it is the 783rd largest city in Minnesota and the 18545th largest city in the United States. Lengby is currently declining at a rate of -1.15% annually and its population has decreased by 0.00% since the most recent census, which recorded a population of 86 in 2010. Lengby reached it's highest population of 88 in 2016. Spanning over 0 miles, Lengby has a population density of 350 people per square mile.
The average household income in Lengby is $58,676 with a poverty rate of 1.75%. The median rental costs in recent years comes to - per month, and the median house value is $55,000. The median age in Lengby is 65.2 years, 64.5 years for males, and 68.8 years for females. For every 100 females there are 128.0 males.