Address is:
11384 Oakwood Drive, Plantersville, TX 77363

GPS Coordinates:
30.273287, -95.817324

Once you reach Mill Creek Road on the map below (DO NOT TURN LEFT), continue straight through the gate ahead onto the dirt path where you will cross a low water crossing.  Stay RIGHT at the fork and drive past the pond area until you reach a graded dirt road on your left. Turn LEFT.  The Range will be ahead on your LEFT.

In the top left corner of the map is a button that will allow you to get custom directions.