The courthouse in Owingsville was destroyed by an accidental fire caused by Union troops during the American Civil War in 1864.

From 11 a.m. to 12 p.m., on March 3, 1876, a mysterious substance believed to be meat of some sort fell from the sky.

In 1932, an archaeological field survey observed fourteen archaeological sites in Bath County, including the Ramey Mound near Sharpsburg and multiple ancient burials near the Springfield Presbyterian Church.

Throughout the 20th century, Bath County was overwhelmingly Democratic, only voting the other way in the Republican landslides of 1928, 1972, and 1984.

Despite Barack Obama's indomitable midwestern strength in 2008, Bath County was one of the small number of counties to flip from Kerry to McCain that year, although Obama lost it very narrowly.

In 2016, Donald Trump won over two-thirds of the vote in Bath County.