| Cayo Batata | |
| Location: | Humacao, Puerto Rico |
| Pushpin Map: | Puerto Rico#Lesser Antilles#Caribbean |
| Pushpin Label Position: | bottom |
| Pushpin Relief: | 1 |
| Coordinates: | 18.1156°N -65.7714°W |
| Area M2: | 4679 |
| Elevation M: | 12.1 |
| Country Admin Divisions Title 1: | Commonwealth |
| Country Admin Divisions Title 2: | Municipality |
| Country Admin Divisions 2: | Humacao |
Cayo Batata is an uninhabited, grass-covered island, located at 18.1156°N -65.7714°W, 1969abbr=out0abbr=out east of Morro de Humacao, the closest mainland feature (which is immediately south of the mouth of Río Humacao), in Humacao, Puerto Rico.
The island is rectangular with sides between 197and in length. It is up to 39.7feet high. The area is 50364.34abbr=out2abbr=out (Block 3060, Block Group 3, Census Tract 1805, Humacao Municipio, Puerto Rico). The island is part of Río Abajo barrio of Humacao.
A bare ledge, with five rocks and a reef, called Caballo Blanco (literally, White Horse, not to be confused with the islet of same name northwest of Vieques) awash and steep-to, is located 492to east and south of Cayo Batata.
Cayo Santiago (Monkey Island), the second island belonging to Humacao, is located 3.5miles to the northeast.[1]