City of Cabin John, Maryland

Cabin John is located at 38°58'30" North, 77°9'29" West (38.975000, -77.158056).

According to the United States Census Bureau, the city has a total area of 1.33 mi² (3.43 km²). 0.98 mi² (2.55 km²) of it is land and 0.34 mi² (0.89 km²) of it is covered by water. The total area is 25.80% water.

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