This could help :
The site countrylife gives a great comparison for each cities around London (1h commuting at most), putting into relief the ticket commuting price, and others information.
For example :
Commute: Haslemere (London Waterloo, 52 minutes). Frequency of trains: 3 per hour (peak). First train in: 5.26am; last train home: 11.45pm. Annual season ticket: £3,900.00. Annual car-park ticket: £1,050.
Best address: Tennyson’s Lane. ‘It was Alfred, Lord Tennyson’s house and is very beautiful. Properties in this street, from which you can walk to the station, are extremely desirable,’ says Russell Grieve of Knight Frank Haslemere.
Alternative: Chiddingfold ...