Distance from St. Marys to Decatur

Distance between St. Marys and Decatur is 426 kilometers (265 miles).
Driving distance from St. Marys to Decatur is 557 kilometers (346 miles).

426 km

265 miles

557 km

346 miles

Distance Map Between St. Marys and Decatur

St. Marys, Atlanta, United States ↔ Decatur, Atlanta, United States = 265 miles = 426 km.

How far is it between St. Marys and Decatur

St. Marys is located in United States with (30.7305,-81.5465) coordinates and Decatur is located in United States with (33.7748,-84.2963) coordinates. The calculated flying distance from St. Marys to Decatur is equal to 265 miles which is equal to 426 km.

If you want to go by car, the driving distance between St. Marys and Decatur is 556.81 km. If you ride your car with an average speed of 112 kilometers/hour (70 miles/h), travel time will be 04 hours 58 minutes. Please check the avg. speed travel time table on the right for various options.
Difference between fly and go by a car is 131 km.

City/Place	Latitude and Longitude	GPS Coordinates
St. Marys	30.7305, -81.5465	30° 43´ 49.8360'' N 81° 32´ 47.3640'' W
Decatur	33.7748, -84.2963	33° 46´ 29.3880'' N 84° 17´ 46.7160'' W

Estimated Travel Time Between St. Marys and Decatur

Average Speed	Travel Time
30 mph (48 km/h)	11 hours 36 minutes
40 mph (64 km/h)	08 hours 42 minutes
50 mph (80 km/h)	06 hours 57 minutes
60 mph (97 km/h)	05 hours 44 minutes
70 mph (112 km/h)	04 hours 58 minutes
75 mph (120 km/h)	04 hours 38 minutes

St. Marys, Atlanta, United States

Related Distances from St. Marys

Cities	Distance
St Marys to Dunwoody	579 km
St Marys to Milledgeville	423 km
St Marys to Douglasville	588 km
St Marys to Dalton	697 km
St Marys to Kennesaw	598 km

Decatur, Atlanta, United States

Related Distances to Decatur

Cities	Distance
Thomasville 2 to Decatur 3	372 km
Kennesaw to Decatur 3	51 km
Wilmington Island to Decatur 3	424 km
Candler Mcafee to Decatur 3	7 km
Milledgeville to Decatur 3	153 km