Charlestown is a city located in Maryland. With a 2020 population of 1,195, it is the 93rd largest city in Maryland and the 9598th largest city in the United States. Charlestown is currently declining at a rate of 0.00% annually and its population has increased by 1.01% since the most recent census, which recorded a population of 1,183 in 2010. Charlestown reached it's highest population of 1,195 in 2018. Spanning over 1 miles, Charlestown has a population density of 1,022 people per square mile.
The average household income in Charlestown is $98,907 with a poverty rate of 19.01%. The median rental costs in recent years comes to $1,208 per month, and the median house value is $246,300. The median age in Charlestown is 40.4 years, 40.5 years for males, and 40.4 years for females. For every 100 females there are 114.3 males.