IST
Isthmian Division One South
- England
- Tier 8
- 24 teams
18 seasons
- 2017-18Champions: Carshalton Athletic
- 2016-17Champions: Tooting & Mitcham United
- 2015-16Champions: Folkestone Invicta
- 2014-15Champions: Burgess Hill Town
- 2013-14Champions: Peacehaven & Telscombe
- 2012-13Champions: Dulwich Hamlet
- 2011-12Champions: Whitehawk
- 2010-11Champions: Metropolitan Police
- 2009-10Champions: Croydon Athletic
- 2008-09Champions: Kingstonian
- 2007-08Champions: Dover Athletic
- 2006-07Champions: Maidstone United
- 2005-06Champions: Ramsgate
- 2004-05Champions: AFC Wimbledon
- 2003-04Champions: Lewes
- 2002-03Champions: Carshalton Athletic
- 2001-02Champions: Ford United
- 2000-01Champions: Boreham Wood
Sources: Wikipedia, API-Football