The ground location and entrance is [here]. The entrance is indicated on the map.
Directions
From M25/A3: Leave M25 at Junction 10 (A3) onto A3 heading south to Guildford. Leave A3 at first exit towards Ripley. Go through Ripley village to roundabout. Take right hand exit towards Woking, along Send Barns Lane, through Send Village. Turn left into Potters Lane immediately before the New Inn. The entrance to the ground is approximately 1km on the right. (Before the main entrance to Sendholme.)
From Guildford: Take the A3 towards London. After the entrance to Sutton Place, turn left into Potters Lane. The ground is approx 1.5 km on the left. The entrance to the ground is just beyond the main entrance to Sendholme.
From Woking: Leave the town on the A320 Guildford Road. At the bottom of Constitution Hill the road bears sharp right, take the turning that goes straight on (Claremont Avenue) towards Woking football ground. Continue past football ground, turn left at first roundabout and right at second roundabout into Broadmead Road towards Send. After bridge at sharp left hand bend, turn right into Potters Lane, next to the New Inn. The entrance to the ground is approximately 1km on the right. (Before the main entrance to Sendholme.)
The GPS co-ordinates are (-0.54063, 51.28553). Download CSV file to import into Satnav POI..