# 1989–90 Isthmian League

The 1989–90 season was the 75th season of the Isthmian League, which is an English football competition featuring semi-professional and amateur clubs from London, East and South East England.
The league consisted of three divisions. Division Two was divided into two sections.
Slough Town were champions, winning their second Isthmian League title and were promoted to the Conference.

## Premier Division

The Premier Division consisted of 22 clubs, including 19 clubs from the previous season and three new clubs:
* Aylesbury United, relegated from the Football Conference
* Basingstoke Town, promoted as runners-up in Division One
* Staines Town, promoted as champions of Division One

### League table

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
| 1 | Slough Town | 42 | 27 | 11 | 4 | 85 | 38 | +47 | 92 | Promoted to the Football Conference |
| 2 | Wokingham Town | 42 | 26 | 11 | 5 | 67 | 34 | +33 | 89 | |
| 3 | Aylesbury United | 42 | 25 | 9 | 8 | 86 | 30 | +56 | 84 | |
| 4 | Kingstonian | 42 | 24 | 9 | 9 | 87 | 51 | +36 | 81 | |
| 5 | Grays Athletic | 42 | 19 | 13 | 10 | 59 | 44 | +15 | 70 | |
| 6 | Dagenham | 42 | 17 | 15 | 10 | 54 | 43 | +11 | 66 | |
| 7 | Leyton-Wingate | 42 | 20 | 6 | 16 | 54 | 48 | +6 | 66 | |
| 8 | Basingstoke Town | 42 | 18 | 9 | 15 | 65 | 55 | +10 | 63 | |
| 9 | Bishop's Stortford | 42 | 19 | 6 | 17 | 60 | 59 | +1 | 63 | |
| 10 | Carshalton Athletic | 42 | 19 | 5 | 18 | 63 | 59 | +4 | 59 | |
| 11 | Redbridge Forest | 42 | 16 | 11 | 15 | 65 | 62 | +3 | 59 | |
| 12 | Hendon | 42 | 15 | 10 | 17 | 54 | 63 | −9 | 55 | |
| 13 | Windsor & Eton | 42 | 13 | 15 | 14 | 51 | 47 | +4 | 54 | |
| 14 | Hayes | 42 | 14 | 11 | 17 | 61 | 59 | +2 | 53 | |
| 15 | St Albans City | 42 | 13 | 10 | 19 | 49 | 59 | −10 | 49 | |
| 16 | Staines Town | 42 | 14 | 6 | 22 | 53 | 69 | −16 | 48 | |
| 17 | Marlow | 42 | 11 | 13 | 18 | 42 | 59 | −17 | 46 | |
| 18 | Harrow Borough | 42 | 11 | 10 | 21 | 51 | 79 | −28 | 43 | |
| 19 | Bognor Regis Town | 42 | 9 | 14 | 19 | 37 | 67 | −30 | 41 | |
| 20 | Barking | 42 | 7 | 11 | 24 | 53 | 86 | −33 | 32 | |
| 21 | Bromley | 42 | 7 | 11 | 24 | 32 | 69 | −37 | 32 | Relegated to Division One |
| 22 | Dulwich Hamlet | 42 | 6 | 8 | 28 | 32 | 80 | −48 | 26 | Relegated to Division One |
* ↑ Carshalton Athletic were deducted three points.

## Division One

Division One consisted of 22 clubs, including 16 clubs from the previous season and six new clubs:
Two clubs relegated from the Premier Division:
* Croydon
* Tooting & Mitcham United
Two clubs promoted from Division Two North:
* Harlow Town
* Purfleet
Two clubs promoted from Division Two South:
* Dorking
* Whyteleafe

### League table

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
| 1 | Wivenhoe Town | 42 | 31 | 7 | 4 | 94 | 36 | +58 | 100 | Promoted to the Premier Division |
| 2 | Woking | 42 | 30 | 8 | 4 | 102 | 29 | +73 | 98 | Promoted to the Premier Division |
| 3 | Southwick | 42 | 23 | 15 | 4 | 68 | 30 | +38 | 84 | |
| 4 | Hitchin Town | 42 | 22 | 13 | 7 | 60 | 30 | +30 | 79 | |
| 5 | Walton & Hersham | 42 | 20 | 10 | 12 | 68 | 50 | +18 | 70 | |
| 6 | Dorking | 42 | 19 | 12 | 11 | 66 | 41 | +25 | 69 | |
| 7 | Boreham Wood | 42 | 17 | 13 | 12 | 60 | 59 | +1 | 64 | |
| 8 | Harlow Town | 42 | 16 | 13 | 13 | 60 | 53 | +7 | 61 | |
| 9 | Metropolitan Police | 42 | 16 | 11 | 15 | 54 | 59 | −5 | 59 | |
| 10 | Chesham United | 42 | 15 | 12 | 15 | 46 | 49 | −3 | 57 | |
| 11 | Chalfont St Peter | 42 | 14 | 13 | 15 | 50 | 59 | −9 | 55 | |
| 12 | Tooting & Mitcham United | 42 | 14 | 13 | 15 | 42 | 51 | −9 | 55 | |
| 13 | Worthing | 42 | 15 | 8 | 19 | 56 | 63 | −7 | 53 | |
| 14 | Whyteleafe | 42 | 11 | 16 | 15 | 50 | 65 | −15 | 49 | |
| 15 | Lewes | 42 | 12 | 11 | 19 | 55 | 65 | −10 | 47 | |
| 16 | Wembley | 42 | 11 | 10 | 21 | 57 | 68 | −11 | 43 | |
| 17 | Croydon | 42 | 9 | 16 | 17 | 43 | 57 | −14 | 43 | |
| 18 | Uxbridge | 42 | 11 | 10 | 21 | 52 | 75 | −23 | 43 | |
| 19 | Hampton | 42 | 8 | 13 | 21 | 28 | 51 | −23 | 37 | Relegated to Division Two South |
| 20 | Leatherhead | 42 | 7 | 10 | 25 | 34 | 77 | −43 | 31 | Relegated to Division Two South |
| 21 | Purfleet | 42 | 7 | 8 | 27 | 33 | 78 | −45 | 29 | Relegated to Division Two North |
| 22 | Kingsbury Town | 42 | 8 | 10 | 24 | 45 | 78 | −33 | 25 | Relegated to Division Two North |
* ↑ Kingsbury Town were deducted nine points.

## Division Two North

Division Two North consisted of 22 clubs, including 19 clubs from the previous season and three new clubs:
* Basildon United, relegated from Division One
* Collier Row, relegated from Division One
* Finchley, transferred from Division Two South

### League table

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
| 1 | Heybridge Swifts | 42 | 26 | 9 | 7 | 79 | 29 | +50 | 87 | Promoted to Division One |
| 2 | Aveley | 42 | 23 | 16 | 3 | 68 | 24 | +44 | 85 | Promoted to Division One |
| 3 | Hertford Town | 42 | 24 | 11 | 7 | 92 | 51 | +41 | 83 | |
| 4 | Stevenage Borough | 42 | 21 | 16 | 5 | 70 | 31 | +39 | 79 | |
| 5 | Barton Rovers | 42 | 22 | 6 | 14 | 60 | 45 | +15 | 72 | |
| 6 | Tilbury | 42 | 20 | 9 | 13 | 68 | 54 | +14 | 69 | |
| 7 | Basildon United | 42 | 13 | 20 | 9 | 50 | 44 | +6 | 59 | |
| 8 | Collier Row | 42 | 15 | 13 | 14 | 43 | 45 | −2 | 58 | |
| 9 | Royston Town | 42 | 15 | 11 | 16 | 63 | 72 | −9 | 56 | |
| 10 | Saffron Walden Town | 42 | 15 | 11 | 16 | 60 | 73 | −13 | 56 | |
| 11 | Vauxhall Motors | 42 | 14 | 13 | 15 | 55 | 54 | +1 | 55 | |
| 12 | Clapton | 42 | 13 | 16 | 13 | 50 | 46 | +4 | 54 | |
| 13 | Ware | 42 | 14 | 11 | 17 | 53 | 59 | −6 | 53 | |
| 14 | Hemel Hempstead | 42 | 12 | 15 | 15 | 58 | 70 | −12 | 51 | |
| 15 | Billericay Town | 42 | 13 | 11 | 18 | 49 | 58 | −9 | 50 | |
| 16 | Hornchurch | 42 | 12 | 12 | 18 | 49 | 64 | −15 | 48 | |
| 17 | Berkhamsted Town | 42 | 9 | 16 | 17 | 44 | 68 | −24 | 43 | |
| 18 | Finchley | 42 | 11 | 10 | 21 | 50 | 75 | −25 | 43 | |
| 19 | Tring Town | 42 | 10 | 9 | 23 | 48 | 70 | −22 | 39 | |
| 20 | Witham Town | 42 | 8 | 14 | 20 | 44 | 56 | −12 | 38 | |
| 21 | Rainham Town | 42 | 9 | 11 | 22 | 48 | 75 | −27 | 38 | |
| 22 | Letchworth Garden City | 42 | 7 | 12 | 23 | 30 | 68 | −38 | 33 | Relegated to the South Midlands League |
* ↑ Clapton were deducted one point.

## Division Two South

Division Two South consisted of 21 clubs, including 18 clubs from the previous season and three new clubs:
* Abingdon Town, joined from the Spartan League
* Bracknell Town, relegated from Division One
* Malden Vale, promoted from the Combined Counties League

### League table

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion or relegation |
| 1 | Yeading | 40 | 29 | 4 | 7 | 86 | 37 | +49 | 91 | Promoted to Division One |
| 2 | Molesey | 40 | 24 | 11 | 5 | 76 | 30 | +46 | 83 | Promoted to Division One |
| 3 | Abingdon Town | 40 | 22 | 9 | 9 | 64 | 39 | +25 | 75 | |
| 4 | Ruislip Manor | 40 | 20 | 12 | 8 | 60 | 32 | +28 | 72 | |
| 5 | Maidenhead United | 40 | 20 | 12 | 8 | 66 | 39 | +27 | 72 | |
| 6 | Southall | 40 | 22 | 5 | 13 | 56 | 33 | +23 | 71 | |
| 7 | Newbury Town | 40 | 21 | 7 | 12 | 50 | 36 | +14 | 70 | |
| 8 | Flackwell Heath | 40 | 16 | 11 | 13 | 69 | 65 | +4 | 59 | |
| 9 | Hungerford Town | 40 | 14 | 16 | 10 | 54 | 51 | +3 | 58 | |
| 10 | Egham Town | 40 | 12 | 14 | 14 | 39 | 38 | +1 | 50 | |
| 11 | Banstead Athletic | 40 | 14 | 8 | 18 | 46 | 47 | −1 | 50 | |
| 12 | Harefield United | 40 | 13 | 9 | 18 | 44 | 46 | −2 | 48 | |
| 13 | Chertsey Town | 40 | 13 | 9 | 18 | 53 | 58 | −5 | 48 | |
| 14 | Epsom & Ewell | 40 | 13 | 9 | 18 | 49 | 54 | −5 | 48 | |
| 15 | Malden Vale | 40 | 13 | 7 | 20 | 36 | 67 | −31 | 46 | |
| 16 | Eastbourne United | 40 | 11 | 10 | 19 | 47 | 65 | −18 | 43 | |
| 17 | Camberley Town | 40 | 11 | 9 | 20 | 44 | 66 | −22 | 42 | |
| 18 | Feltham | 40 | 11 | 7 | 22 | 47 | 80 | −33 | 40 | |
| 19 | Bracknell Town | 40 | 10 | 9 | 21 | 40 | 57 | −17 | 39 | |
| 20 | Petersfield United | 40 | 10 | 8 | 22 | 48 | 93 | −45 | 38 | |
| 21 | Horsham | 40 | 4 | 8 | 28 | 29 | 70 | −41 | 20 | |