Uncatena has a land area of 0.492 km² (0.19 sq mi, or 121.6 acres), and was uninhabited as of the 2000 census. It is part of the Town of Gosnold.
Uncatena covers an area of 0.492 square kilometers (0.19 square miles, or 121.6 acres).  It was uninhabited according to the 2000 census and is located within the Town of Gosnold.