Lansdale is a city located in Pennsylvania. With a 2020 population of 16,775, it is the 34th largest city in Pennsylvania and the 2131st largest city in the United States. Lansdale is currently growing at a rate of 0.20% annually and its population has increased by 3.11% since the most recent census, which recorded a population of 16,269 in 2010. Lansdale reached it's highest population of 18,451 in 1970. Spanning over 3 miles, Lansdale has a population density of 5,606 people per square mile.
The average household income in Lansdale is $80,206 with a poverty rate of 7.89%. The median rental costs in recent years comes to $1,135 per month, and the median house value is $232,000. The median age in Lansdale is 37 years, 35 years for males, and 38.8 years for females. For every 100 females there are 99.9 males.