The twelve founding clubs were Ashford, Aylesford Paper Mills, Dartford, Dover, Folkestone, Gore Court, Gravesend, Holmesdale, The Mote, St Lawrence and Highland Court, Sevenoaks Vine, and Tunbridge Wells.
Forest Hill closed down in 1980, but Hayes (Kent) and Midland Bank (now New Beckenham) joined in 1982 to bring the number of clubs in the league up to seventeen.
[6] The 2020 competition was cancelled because of the COVID-19 pandemic, and the Kent Cricket League was the only ECB Premier League in England which chose not to organise any kind of replacement competition for the later part of the season when cricket again became possible.
Normal service was resumed when a full season of competitive matches was held in 2021.
The teams competing in the Premier Division in 2024 are expected to be Bexley, Bickley Park, Blackheath, Canterbury, Hayes, Lordswood, Minster, St Lawrence and Highland Court, Sandwich Town, and Tunbridge Wells.