 It is included in the Logan, Utah-Idaho (partial) Metropolitan Statistical Area.Petersboro is located at (41.760838, -111.984191).According to the United States Census Bureau, the CDP has a total area of 22.4 square miles (58.0 km²), of which, 21.5 square miles (55.8 km²) of it is land and 0.9 square miles (2.2 km²) of it (3.84%) is water.