Middleburg is a city located in Loudoun County Virginia. With a 2020 population of 826, it is the 144th largest city in Virginia and the 11136th largest city in the United States . Middleburg is currently declining at a rate of -0.48% annually but its population has increased by 22.73% since the most recent census, which recorded a population of 673 in 2010. Middleburg reached it's highest population of 845 in 2017. Spanning over 1 miles, Middleburg has a population density of 798 people per square mile.
The average household income in Middleburg is $101,166 with a poverty rate of 5.94%. The median rental costs in recent years comes to $875 per month, and the median house value is $492,600. The median age in Middleburg is 54.8 years, 54 years for males, and 54.8 years for females.