Oak Grove, Westmoreland County, Virginia

Oak Grove is an unincorporated community in the Washington District of Westmoreland County, Virginia. The community, on the historic Northern Neck of Virginia (the peninsula between the Potomac and Rappahannock rivers), was a stagecoach stop in the early days of the Colony of Virginia.

It is close to the birthplaces of George Washington and James Monroe. The community also lies in a region of historic architecture, with notable buildings including Wirtland at Oak Grove, a Gothic Revival plantation house listed on the National Register of Historic Places. Ingleside, Roxbury, and St. Peter's Episcopal Church are also listed on the National Register of Historic Places.