Isthmian Division One South
- England
- 24 teams
Champions: Carshalton Athletic · Promoted: Carshalton Athletic, Lewes, Walton Casuals (play-offs)
Defunct · last season 2017-18
Split from Isthmian Division One
2017-18 · 1 stadium · 24 clubs
- 10Thamesmead TownPrinces Park · Dartford, Kent72
Location not stored
- 1Carshalton Athletic
- 2Lewes
- 3Cray Wanderers
- 4Greenwich Borough
- 5Corinthian-Casuals
- 6Walton Casuals
- 7Hythe Town
- 8Whyteleafe
- 9Hastings United
- 11Phoenix Sports
- 12Herne Bay
- 13South Park
- 14Sittingbourne
- 15Horsham
- 16Ramsgate
- 17VCD Athletic
- 18Guernsey
- 19Faversham Town
- 20Chipstead
- 21Ashford United
- 22East Grinstead Town
- 23Molesey
- 24Shoreham
Sources: Wikipedia, API-Football