McIntosh Sugarworks

John Houstoun McIntosh Sugarhouse
Ruins on the site
LocationGa. Spur 40, 6 mi. N of St. Marys, St. Marys, Georgia
Coordinates30°47′36″N 81°34′44″W / 30.79333°N 81.57889°W / 30.79333; -81.57889
Area1 acre (0.40 ha)
NRHP reference No.92000167
Added to NRHPApril 2, 1992

The McIntosh Sugarworks, near St. Marys, Georgia, was built in the late 1820s by John Houstoun McIntosh. They are a significant example of tabby concrete architecture and represent an industrial component of southeastern plantation agriculture. The Tabby Ruins, as they are also known, are at 3600 Charlie Smith Sr. Highway at Georgia Spur 40, six miles north of St. Marys. The entrance is approximately across the street from the entrance to the Naval Submarine Base Kings Bay, on Charlie Smith Highway, at 30°47′35″N 81°34′38″W / 30.79310°N 81.57712°W / 30.79310; -81.57712.

The historic sugar mill site outside of St. Marys, Georgia in Camden County, Georgia was added to the National Register of Historic Places on April 2, 1992.