Turn LEFT as you leave the station, walk down the slope and turn LEFT onto the main road.  Walk under the railway bridge and continue along this road untill you reach the mini roundabout outside Carshalton College.  bear RIGHT keeping the college on your RIGHT.  Your are now in Nightingale Road.  We are at number 41 which is approx 200 meters along on the left side of the Road. 
Details of train fares and times can be obtained  by visiting www.nationalrail.co.uk/