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
The National League (named Vanarama National League for sponsorship reasons) is an association football league in England consisting of three divisions, the National League, National League North, and National League South. It was called the ...
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
Bromley is a large town in Greater London, England, within the London Borough of Bromley. It is south-east of Charing Cross, and had an estimated population of 87,889 as of 2011.
Originally part of Kent, Bromley became a market town, c ...
*
Leytonstone & Ilford
There was no relegation from the division this season after Dagenham and Enfield joined the Alliance Premier League.
League table
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
Oxford City Football Club is a semi-professional English association football club based in Marston, Oxford. They currently compete in the National League South, the sixth tier of English football, and play their home matches at Marsh Lane.
...
*
Tilbury
Tilbury is a port town in the borough of Thurrock, Essex, England. The present town was established as separate settlement in the late 19th century, on land that was mainly part of Chadwell St Mary. It contains a 16th century fort and an ancie ...
Two clubs promoted from Division Two:
*
Billericay Town
Billericay Town Football Club is a football club based in Billericay, Essex, England. The club are currently members of and play at New Lodge. They are the second most successful club in FA Vase history, having won the competition on three o ...
*
Lewes
League table
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
The Athenian League was an English amateur football league for clubs in and around London. The league was originally to be called the Corinthian League,Athenian Football League minutes 1912-1921 (National Football Museum, Preston). but this nam ...
*
Harwich & Parkeston, relegated from Division One
*
Horsham, relegated from Division One
League table
References
{{DEFAULTSORT:1980-81 Isthmian League
Isthmian League seasons
I