Armstrong is an unincorporated community in St. Johns County, Florida, United States, located off State Road 207. It was established in 1886 and became an African American community along a rail line. Potatoes and turpentine were among the products produced commercially in the area.[1]
Armstrong is the location of the Saint Johns County Fairgrounds, though the fairgrounds lists their address as being in nearby Elkton.
Armstrong is located at 29.7619°N -81.4481°W.[2]