The1980–81 season was the 66th season of theIsthmian League, an Englishfootball competition.
Slough Town were champions, winning their first Isthmian League title. Though, there was no promotion from the Isthmian League to theAlliance 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.
| Season | 1980–81 |
|---|---|
| Champions | Slough Town |
| Relegated | None |
| Matches | 462 |
| Goals | 1,326 (2.87 per match) |
1981–82 → | |
The Premier Division consisted of 22 clubs, including 20 clubs from theprevious season and two new clubs, promoted from Division One:
There was no relegation from the division this season after Dagenham and Enfield joined the Alliance Premier League.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Slough Town | 42 | 23 | 13 | 6 | 73 | 34 | +39 | 82 | |
| 2 | Enfield | 42 | 23 | 11 | 8 | 81 | 43 | +38 | 80 | Joined theAlliance Premier League |
| 3 | Wycombe Wanderers | 42 | 22 | 9 | 11 | 76 | 49 | +27 | 75 | |
| 4 | Leytonstone & Ilford | 42 | 19 | 12 | 11 | 78 | 57 | +21 | 69 | |
| 5 | Sutton United | 42 | 19 | 12 | 11 | 82 | 65 | +17 | 69 | |
| 6 | Hendon | 42 | 18 | 10 | 14 | 66 | 58 | +8 | 64 | |
| 7 | Hayes | 42 | 18 | 8 | 16 | 45 | 50 | −5 | 62 | |
| 8 | Dagenham | 42 | 17 | 11 | 14 | 79 | 66 | +13 | 62 | Joined theAlliance Premier League |
| 9 | Harrow Borough | 42 | 16 | 11 | 15 | 57 | 52 | +5 | 59 | |
| 10 | Bromley | 42 | 16 | 9 | 17 | 63 | 69 | −6 | 57 | |
| 11 | Staines Town | 42 | 15 | 9 | 18 | 60 | 61 | −1 | 54 | |
| 12 | Tooting & Mitcham United | 42 | 15 | 8 | 19 | 49 | 53 | −4 | 53 | |
| 13 | Hitchin Town | 42 | 14 | 10 | 18 | 64 | 62 | +2 | 52 | |
| 14 | Croydon | 42 | 12 | 15 | 15 | 51 | 51 | 0 | 51 | |
| 15 | Dulwich Hamlet | 42 | 13 | 12 | 17 | 62 | 67 | −5 | 51 | |
| 16 | Leatherhead | 42 | 12 | 14 | 16 | 36 | 50 | −14 | 50 | |
| 17 | Carshalton Athletic | 42 | 14 | 8 | 20 | 57 | 82 | −25 | 50 | |
| 18 | Barking | 42 | 13 | 12 | 17 | 58 | 72 | −14 | 49[a] | |
| 19 | Harlow Town | 42 | 11 | 15 | 16 | 53 | 66 | −13 | 48 | |
| 20 | Walthamstow Avenue | 42 | 13 | 7 | 22 | 50 | 81 | −31 | 46 | |
| 21 | Boreham Wood | 42 | 10 | 13 | 19 | 46 | 69 | −23 | 43 | |
| 22 | Woking | 42 | 11 | 7 | 24 | 40 | 69 | −29 | 37[b] |
| 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 |
| Season | 1980–81 |
|---|---|
| Champions | Bishop's Stortford |
| Promoted | Billericay Town Bishop's Stortford |
| Relegated | Camberley Town Finchley |
| Matches | 462 |
| Goals | 1,311 (2.84 per match) |
1981–82 → | |
Division One consisted of 22 clubs, including 18 clubs from theprevious season and four new clubs:
Two clubs relegated from the Premier Division:
Two clubs promoted from Division Two:
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Bishop's Stortford | 42 | 30 | 6 | 6 | 84 | 28 | +56 | 96 | Promoted to thePremier Division |
| 2 | Billericay Town | 42 | 29 | 6 | 7 | 67 | 34 | +33 | 93 | |
| 3 | Epsom & Ewell | 42 | 24 | 12 | 6 | 80 | 36 | +44 | 84 | |
| 4 | Farnborough Town | 42 | 23 | 11 | 8 | 75 | 39 | +36 | 80 | |
| 5 | St Albans City | 42 | 24 | 5 | 13 | 85 | 61 | +24 | 77 | |
| 6 | Kingstonian | 42 | 20 | 9 | 13 | 63 | 51 | +12 | 66[a] | |
| 7 | Oxford City | 42 | 18 | 9 | 15 | 71 | 48 | +23 | 63 | |
| 8 | Wokingham Town | 42 | 16 | 15 | 11 | 70 | 56 | +14 | 63 | |
| 9 | Metropolitan Police | 42 | 18 | 7 | 17 | 61 | 58 | +3 | 61 | |
| 10 | Chesham United | 42 | 17 | 7 | 18 | 64 | 64 | 0 | 58 | |
| 11 | Lewes | 42 | 17 | 7 | 18 | 72 | 83 | −11 | 58 | |
| 12 | Maidenhead United | 42 | 16 | 7 | 19 | 58 | 62 | −4 | 55 | |
| 13 | Walton & Hersham | 42 | 12 | 15 | 15 | 46 | 53 | −7 | 51 | |
| 14 | Hertford Town | 42 | 13 | 11 | 18 | 46 | 65 | −19 | 50 | |
| 15 | Hampton | 42 | 12 | 13 | 17 | 46 | 53 | −7 | 49 | |
| 16 | Aveley | 42 | 13 | 9 | 20 | 54 | 55 | −1 | 48 | |
| 17 | Wembley | 42 | 13 | 8 | 21 | 47 | 61 | −14 | 47 | |
| 18 | Clapton | 42 | 12 | 8 | 22 | 53 | 86 | −33 | 44 | |
| 19 | Ware | 42 | 9 | 13 | 20 | 50 | 69 | −19 | 40 | |
| 20 | Tilbury | 42 | 10 | 8 | 24 | 42 | 84 | −42 | 38[b] | |
| 21 | Camberley Town | 42 | 8 | 7 | 27 | 42 | 88 | −46 | 31 | Relegated toDivision Two |
| 22 | Finchley | 42 | 6 | 11 | 25 | 35 | 77 | −42 | 29 |
| 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 |
| Season | 1980–81 |
|---|---|
| Champions | Feltham |
| Promoted | Feltham Hornchurch |
| Matches | 380 |
| Goals | 1,042 (2.74 per match) |
1981–82 → | |
Second Division consisted of 20 clubs, including 17 clubs from theprevious season and three new teams:
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Feltham | 38 | 24 | 10 | 4 | 65 | 30 | +35 | 82 | Promoted toDivision One |
| 2 | Hornchurch | 38 | 25 | 6 | 7 | 74 | 35 | +39 | 81 | |
| 3 | Hungerford Town | 38 | 23 | 10 | 5 | 84 | 29 | +55 | 79 | |
| 4 | Barton Rovers | 38 | 19 | 11 | 8 | 61 | 26 | +35 | 68 | |
| 5 | Worthing | 38 | 19 | 11 | 8 | 74 | 43 | +31 | 68 | |
| 6 | Cheshunt | 38 | 19 | 11 | 8 | 57 | 33 | +24 | 68 | |
| 7 | Letchworth Garden City | 38 | 18 | 7 | 13 | 49 | 40 | +9 | 61 | |
| 8 | Southall | 38 | 14 | 11 | 13 | 48 | 52 | −4 | 53 | |
| 9 | Dorking Town | 38 | 13 | 12 | 13 | 47 | 45 | +2 | 51 | |
| 10 | Horsham | 38 | 16 | 3 | 19 | 47 | 47 | 0 | 51 | |
| 11 | Hemel Hempstead | 38 | 14 | 7 | 17 | 49 | 55 | −6 | 49 | |
| 12 | Egham Town | 38 | 13 | 9 | 16 | 45 | 62 | −17 | 48 | |
| 13 | Harwich & Parkeston | 38 | 12 | 11 | 15 | 57 | 58 | −1 | 47 | |
| 14 | Rainham Town | 38 | 11 | 13 | 14 | 44 | 45 | −1 | 46 | |
| 15 | Epping Town | 38 | 12 | 7 | 19 | 37 | 50 | −13 | 43 | |
| 16 | Eastbourne United | 38 | 11 | 10 | 17 | 59 | 75 | −16 | 43 | |
| 17 | Willesden | 38 | 11 | 8 | 19 | 57 | 68 | −11 | 41 | Folded at the end of the season |
| 18 | Tring Town | 38 | 11 | 6 | 21 | 40 | 71 | −31 | 39 | |
| 19 | Molesey | 38 | 4 | 9 | 25 | 31 | 83 | −52 | 21 | |
| 20 | Corinthian-Casuals | 38 | 1 | 8 | 29 | 17 | 95 | −78 | 11 |
| 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 |
