Moss Point is located at 30°24'39" North, 88°32'3" West (30.411111, -88.534444).
According to the United States Census Bureau, the city has a total area of 26.77 mi2 (69.34 km2). 25.00 mi2 (64.76 km2) of it is land and 1.77 mi2 (4.58 km2) of it is covered by water. The total area is 6.60% water.
Moss Point is located in the Central Standard Time (CST) timezone, GMT-06:00. It observes Daylight Saving Time (DST).