The Isthmian League Premier Division, known as the Pitching In Isthmian League Premier Division for sponsorship purposes, forms part of the seventh tier of the overall English football league system.

Aveley
Parkside

Billericay Town
New Lodge

Brentwood Town
Brentwood Centre Arena

Burgess Hill Town
Leylands Park

Canvey Island
Park Lane

Carshalton Athletic
War Memorial Sports Ground

Chatham Town
Bauvill Stadium

Cheshunt
Theobalds Lane

Chichester City
Oaklands Park

Cray Valley Paper Mills
Badger Sports

Cray Wanderers
Hayes Lane

Dartford
Princes Park

Dulwich Hamlet
Champion Hill

Folkestone Invicta
Cheriton Road

Hashtag United
Parkside

Lewes
The Dripping Pan

Potters Bar Town
Parkfield

Ramsgate
Southwood Stadium

St Albans City
Clarence Park Stadium

Welling United
Park View Road

Whitehawk
Enclosed Ground

Wingate & Finchley
The Maurice Rebak Stadium