Carter Hall, the 18th century Virginia plantation loaded with history that’s served as the headquarters of health care nonprofit Project HOPE since 1978, is on the market for $12 million.
The 87-acre property is located in Millwood, Virginia, about 70 miles from downtown Washington. Along with serving as the home of Project HOPE, Carter Hall also functions as a conference center for corporate and private events, with room for up to 42 overnight guests.
The estate includes a four-bedroom manor…