If you want to Map Quest directions then use 135 Crow Run Rockingham North Carolina.
This is a local body shop where you can also set up a tent on Friday night.
The parking area is at the end of this road. You can see the parking area from here.

From US 1 north: After passing large cemetery of your left turn left at the traffic light on to Long Drive.
Landmarks will be Long Leaf Bank on your right and gas station and video store on your left.
At the next traffic light turn left on to Washington Street. Follow this road for approx: 1/4 mile or so and you will see the entrance to Hinson Lake.
You will not miss the entrance. Very visible.