From the record
“The Ford Stone House, located south of Elliston in Grant County, Kentucky, was built c. 1820. It was listed on the National Register of Historic Places in 1980.”
Wikipedia article Ford Stone House, CC BY-SA 4.0.
One of 3 National Register listings published here for Grant County · listed in 1980 · category: Building · built in 1820.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service