Lansdowne is a city located in Pennsylvania. With a 2020 population of 10,579, it is the 63rd largest city in Pennsylvania and the 2977th largest city in the United States. Lansdowne is currently declining at a rate of -0.20% annually and its population has decreased by -0.39% since the most recent census, which recorded a population of 10,620 in 2010. Lansdowne reached it's highest population of 14,090 in 1970. Spanning over 1 miles, Lansdowne has a population density of 8,955 people per square mile.
The average household income in Lansdowne is $77,325 with a poverty rate of 8.78%. The median rental costs in recent years comes to $977 per month, and the median house value is $157,500. The median age in Lansdowne is 41.2 years, 38.3 years for males, and 43.3 years for females. For every 100 females there are 87.8 males.