The aging owners of James Monroe’s Loudoun County estate have turned down offers from developers of more than $55 million because they want the state to have it as a park.

The Arlington Economic Development Corporation has secured four properties for a future corporate headquarters or research ...

Former Vice President Al Gore has put his longtime Arlington, Va., home up for rent for an eye-watering $9,000 a month—more than two decades after he retreated to the property after losing the ...