Loudoun County, Oatlands Plantation Oatlands Plantation Oatlands Plantation was built in 1803. It is located on Route 15 just south of Leesburg. The 261-acre estate has been designated a National Historic Landmark and a property of the National Trust for Historic Preservation.
Visitors can tour the mansions and grounds with their lovely boxwood gardens for most of the year.
Oatlands is open daily from March 30 through December 30. Children under 12 are admitted free. Visitors should not forget to make a stop at the Carriage House Gift Shop, which is stocked with an unusual array of gift items. There are also a number of annual special events that draw visitors to Oatlands. Since their annual schedules vary, it is best to call in advance.