About This Place
Ullin is a village in Pulaski County, Illinois, United States. The population was 779 at the 2000 census.
Ullin is located at 37°16′40″N 89°10′54″W / 37.27778°N 89.18167°W / 37.27778; -89.18167 (37.277861, -89.181533).
According to the United States Census Bureau, the village has a total area of 2.9 square miles (7.4 km²), all of it land.