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 |
Related Distances from St. Marys
| Cities | Distance |
|---|---|
| St Marys to Evans | 381 km |
| St Marys to Lithia Springs | 579 km |
| St Marys to Dalton | 697 km |
| St Marys to Kennesaw | 598 km |
| St Marys to Marietta | 586 km |
Related Distances to Decatur
| Cities | Distance |
|---|---|
| Dunwoody to Decatur 3 | 25 km |
| East Point to Decatur 3 | 22 km |
| North Decatur to Decatur 3 | 2 km |
| Douglasville to Decatur 3 | 47 km |
| Valdosta to Decatur 3 | 377 km |