How far is St. Marys, GA from Alpharetta, GA?

Distance by Flight

Shortest distance between St. Marys and Alpharetta is 281.22 miles (452.58 km).

Flight distance from St. Marys, GA to Alpharetta, GA is 281.22 miles. Estimated flight time is 00 hours 45 minutes.

It takes 00 hours 40 minutes to travel from St. Marys to Alpharetta with an airplane (average speed of 550 miles).

Driving distance

The driving distance from St. Marys, Georgia to Alpharetta, Georgia is: 373.59 miles (601.24 km) by car.

Driving from St. Marys to Alpharetta will take approximately 05 hours 52 minutes.

#1 St. Marys

City in Camden County, Georgia, USA

Population 17968
GPS Coordinates 30°43'50"N 81°32'47"W
Latitude 30.7305100
Longitude -81.5464900
Altitude 3
Country United States
Alpharetta image
#2 Alpharetta

The most populous city in Fulton County, Georgia. It is located in the northern suburbs of Atlanta. Alpharetta is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Alpharetta Arts Council and the Alpharetta City Hall.

Population 67897
GPS Coordinates 34°4'31"N 84°17'39"W
Latitude 34.0753800
Longitude -84.2940900
Altitude 347
Country United States

Estimated Travel Time Between St. Marys and Alpharetta

The distance between St. Marys and Alpharetta is 601 km if you choose to drive by road. You can go 06 hours 40 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

There is no time difference between St. Marys and Alpharetta. The current time is 09:01:39.

Average Speed Travel Time
30 mph (48.3 km/h) 12 hours 26 minutes
40 mph (64.37 km/h) 09 hours 20 minutes
50 mph (80.47 km/h) 07 hours 28 minutes
60 mph (96.56 km/h) 06 hours 13 minutes
70 mph (112.65 km/h) 05 hours 20 minutes
75 mph (120.7 km/h) 04 hours 58 minutes
80 mph (128.75 km/h) 04 hours 39 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 49.9 liters (13.18 gallon) of gas to cover the route between St. Marys and Alpharetta.
The estimated cost of gas to go from St. Marys to Alpharetta is $39.48 (diesel $53.77).

Georgia gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3 $3.43 $3.82 $4.08
Total $39.48 $45.27 $50.37 $53.77

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price (in Georgia ) per gallon of daily gas for calculations is $2.995 (Diesel $4.079) /gallon. Last changed prices on March 29, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between St. Marys and Alpharetta (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

Alpharetta image

Driving distance from Smyrna, GA to St. Marys 275.71 miles (444 km)

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Driving distance from Albany, GA to St. Marys 178.34 miles (287 km)

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Driving distance from Atlanta, GA to St. Marys 311.04 miles (501 km)

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Driving distance from Augusta, GA to St. Marys 233.76 miles (376 km)

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Driving distance from Brookhaven, GA to St. Marys 355.31 miles (572 km)

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Driving distance from Columbus, GA to St. Marys 263.03 miles (423 km)

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Driving distance from Gainesville, GA to St. Marys 360.49 miles (580 km)

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Driving distance from Macon, GA to St. Marys 228.68 miles (368 km)

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Driving distance from Marietta, GA to St. Marys 364.16 miles (586 km)

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Driving distance from Peachtree Corners, GA to St. Marys 328.81 miles (529 km)

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Driving distance from Roswell, GA to St. Marys 369.38 miles (594 km)

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Driving distance from Sandy Springs, GA to St. Marys 362.75 miles (584 km)

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