Village of Castalia, Ohio

Castalia is located at 41°23'59" North, 82°48'29" West (41.400000, -82.808333).

According to the United States Census Bureau, the village has a total area of 1.05 mi² (2.72 km²). 1.04 mi² (2.70 km²) of it is land and 0.01 mi² (0.02 km²) of it is covered by water. The total area is 0.60% water.

Castalia is located in the Eastern Standard Time (EST) timezone, GMT-05:00. It observes Daylight Saving Time (DST).