From 285 Take Exit 31 And Merge Onto Ga-141 N. Continue 5 Miles On 141 N To Old Alabama And Take A Left 0.9 Mi To Thornhill Subdivision On The Left. Turn On Waits Ferry Crossing And Take It All The Way Down To Chelsen Wood Drive, Turn Left And 5435 Is Up On The Right Or Take The Same Directions Up 141 About 4.5 Miles And The Thornhill Main Entrance Is On The Left. You Will Have To Make A U-Turn To Get Into The Subdivision.