Peachtree City is located in western Fayette County in the southern Atlanta metro area. It is bordered to the west by Coweta County and to the north by the city of Tyrone. It is crossed by Georgia State Route 74, Georgia State Route 34, and Georgia State Route 54. SR 54 leads east 10 miles to Fayetteville, the county seat, and southwest 17 miles to Luthersville. Newnan is 12 miles to the west via SR 54 and SR 34. SR 74, the Joel Cowan Parkway, runs through the west side of Peachtree City, leading north 6 miles to Tyrone and 11 miles to Interstate 85 nearFairburn. Downtown Atlanta is 31 miles to the north via SR 74 and I-85.