The 1980–81 season was the 66th season of the Isthmian League, an English football competition.
Slough Town were champions, winning their first Isthmian League title. Though, there was no promotion from the Isthmian League to the Alliance Premier League till 1985, at the end of the season two Premier Division clubs - Dagenham and Enfield were accepted to the APL. Billericay Town finished second in Division One achieving the second promotion in a row. Willesden folded at the end of the season.
Premier Division
The Premier Division consisted of 22 clubs, including 20 clubs from the previous season and two new clubs, promoted from Division One: Bromley Leytonstone & Ilford
There was no relegation from the division this season after Dagenham and Enfield joined the Alliance Premier League.
League table
Stadia and locations
Club Stadium Barking Mayesbrook Park Boreham Wood Meadow Park Bromley Hayes Lane Carshalton Athletic War Memorial Sports Ground Croydon Croydon Sports Arena Dagenham Victoria Road Dulwich Hamlet Champion Hill Enfield Southbury Road Harlow Town Harlow Sportcentre Harrow Borough Earlsmead Stadium Hayes Church Road Hendon Claremont Road Hitchin Town Top Field Leatherhead Fetcham Grove Leytonstone/Ilford Victoria Road Slough Town Wexham Park Staines Town Wheatsheaf Park Sutton United Gander Green Lane Tooting & Mitcham United Imperial Fields Walthamstow Avenue Green Pond Road Woking The Laithwaite Community Stadium Wycombe Wanderers Adams Park
Division One
Division One consisted of 22 clubs, including 18 clubs from the previous season and four new clubs:
Two clubs relegated from the Premier Division: Oxford City Tilbury
Two clubs promoted from Division Two: Billericay Town Lewes
League table
Stadia and locations
Club Stadium Aveley The Mill Field Billericay Town New Lodge Bishop's Stortford Woodside Park Camberley Town Kroomer Park Chesham United The Meadow Clapton The Old Spotted Dog Ground Epsom & Ewell Merland Rise Farnborough Town Cherrywood Road Finchley Summers Lane Hampton Beveree Stadium Hertford Town Hertingfordbury Park Kingstonian Kingsmeadow Lewes The Dripping Pan Maidenhead United York Road Metropolitan Police Imber Court Oxford City Marsh Lane St Albans City Clarence Park Tilbury Chadfields Walton & Hersham The Sports Ground Ware Wodson Park Wembley Vale Farm Wokingham Town Cantley Park
Division Two
Second Division consisted of 20 clubs, including 17 clubs from the previous season and three new teams: Dorking Town, joined from the Athenian League Harwich & Parkeston, relegated from Division One Horsham, relegated from Division One
League table
Stadia and locations
Club Stadium Barton Rovers Sharpenhoe Road Cheshunt Cheshunt Stadium Corinthian-Casuals King George's Field Dorking Meadowbank Stadium Eastbourne United The Oval Egham Town The Runnymede Stadium Epping Town Stonards Hill Feltham The Orchard Harwich & Parkeston Royal Oak Hemel Hempstead Vauxhall Road Hornchurch Hornchurch Stadium Horsham Queen Street Hungerford Town Bulpit Lane Letchworth Garden City Baldock Road Molesey Walton Road Stadium Rainham Town Deri Park Southall Robert Parker Stadium Tring Town Pendley Ground Willesden King Edwards Park Worthing Woodside Road
References