Length: 19½ km (12.1 miles). Four hours 45 minutes walking time. 5 out of 10.
Longer, after lunch option, via Chartwell: 22¾ km (14.1 miles)
"Much of this walk is on the wooded Greensand Ridge running parallel to and just south of the North Downs. At various points in the walk there are views across the valley to these downs, contrasting with far-reaching views out to the High Weald from the southern escarpment.
The outward route is across the National Trust's Limpsfield Common, the High Chart and Squerryes Park. This brings you to Westerham, described by Daniel Defoe as a “neat, handsome, well-built market town”. Quebec House owned by the National Trust' is open Wed–Sun afternoons from mid-March to October; admission is £7 (2022).
The afternoon route climbs onto the wooded Crockhamhill Common, from where an optional extension loops out to Churchill's family home Chartwell, also owned by the National Trust. The garden and restaurant are open throughout the year, but the house is only open from March to October; admission is £20 or £14 for the garden only (2022). "
Trains: Get the 1007 Uckfield train from London Bridge (East Croydon 1022) arriving 1035, OR the 0950 East Grinstead train from Victoria (Clapham 0957, East Croydon 1010) arriving 1031. " Arriving from London, go down steps and turn right to meet up in a small parking area". Return trains x20, xx23 and xx53.
Lunch: In Westerham after 9km (5.6m), various options. The Kings Arms Hotel (01959-562990) is a Greene King pub and the Grasshopper on the Green (01959-562926) is a free house advertising local beers, and the George & Dragon has been revamped (01959-928414).