Barnesville is a city located in Maryland. With a 2020 population of 180, it is the 142nd largest city in Maryland and the 16987th largest city in the United States. Barnesville is currently declining at a rate of 0.00% annually and its population has increased by 4.65% since the most recent census, which recorded a population of 172 in 2010. Barnesville reached it's highest population of 180 in 2018. Spanning over 0 miles, Barnesville has a population density of 368 people per square mile.
The average household income in Barnesville is $167,222 with a poverty rate of 0.74%. The median rental costs in recent years comes to - per month, and the median house value is $475,000. The median age in Barnesville is 50 years, 39.9 years for males, and 55.5 years for females. For every 100 females there are 115.4 males.