Gast Corner, Ohio
# Gast Corner, Ohio

Gast Corner is an unincorporated community in Prospect Township, Marion County, Ohio, United States. It is located west of Prospect at the intersection of Ohio State Routes 4 and 47, at 40°27′00″N 83°13′18″W﻿ / ﻿40.45000°N 83.22167°W﻿ / 40.45000; -83.22167.

