Lansing is a city located in Leavenworth County Kansas. With a 2020 population of 11,887, it is the 30th largest city in Kansas and the 2741st largest city in the United States . Lansing is currently declining at a rate of -0.26% annually but its population has increased by 5.52% since the most recent census, which recorded a population of 11,265 in 2010. Lansing reached it's highest population of 11,980 in 2018. Spanning over 12 miles, Lansing has a population density of 966 people per square mile.
The average household income in Lansing is $114,349 with a poverty rate of 2.14%. The median rental costs in recent years comes to $1,169 per month, and the median house value is $173,000. The median age in Lansing is 38 years, 37.7 years for males, and 39.2 years for females.