Isthmian League Tables
1977/78 Tables◄ 1978/79 Tables ►1979/80 Tables
Isthmian League Premier Division 1978/79
| Pos | Club | Pld | W | D | L | F | A | GD | Pts | Notes |
| 1st | Barking | 42 | 28 | 9 | 5 | 92 | 50 | +42 | 93 | Champions |
| 2nd | Dagenham | 42 | 25 | 6 | 11 | 83 | 63 | +20 | 81 | Runners Up |
| 3rd | Enfield | 42 | 22 | 11 | 9 | 69 | 37 | +32 | 77 | - |
| 4th | Dulwich Hamlet | 42 | 21 | 13 | 8 | 69 | 39 | +30 | 76 | - |
| 5th | Slough Town | 42 | 20 | 12 | 10 | 61 | 44 | +17 | 72 | - |
| 6th | Wycombe Wanderers | 42 | 20 | 9 | 13 | 59 | 44 | +15 | 69 | - |
| 7th | Woking | 42 | 18 | 14 | 10 | 79 | 59 | +20 | 68 | - |
| 8th | Croydon | 42 | 19 | 9 | 14 | 61 | 51 | +10 | 66 | - |
| 9th | Hendon | 42 | 16 | 14 | 12 | 55 | 48 | +7 | 62 | - |
| 10th | Leatherhead | 42 | 17 | 9 | 16 | 57 | 45 | +12 | 60 | - |
| 11th | Sutton United | 42 | 17 | 9 | 16 | 62 | 51 | +11 | 60 | - |
| 12th | Tooting & Mitcham United | 42 | 15 | 14 | 13 | 52 | 52 | 0 | 59 | - |
| 13th | Walthamstow Avenue | 42 | 15 | 6 | 21 | 61 | 69 | -8 | 51 | - |
| 14th | Tilbury | 42 | 13 | 11 | 18 | 60 | 76 | -16 | 50 | - |
| 15th | Boreham Wood | 42 | 13 | 10 | 19 | 50 | 67 | -17 | 49 | - |
| 16th | Hitchin Town | 42 | 12 | 11 | 19 | 59 | 71 | -12 | 47 | - |
| 17th | Carshalton Athletic | 42 | 10 | 16 | 16 | 49 | 69 | -20 | 46 | - |
| 18th | Hayes | 42 | 9 | 18 | 15 | 45 | 58 | -13 | 45 | - |
| 19th | Oxford City | 42 | 12 | 7 | 23 | 50 | 80 | -30 | 43 | - |
| 20th | Staines Town | 42 | 6 | 16 | 20 | 40 | 64 | -24 | 34 | - |
| 21st | Leytonstone | 42 | 8 | 7 | 27 | 36 | 75 | -39 | 31 | ▼Relegated |
| 22nd | Kingstonian | 42 | 3 | 15 | 24 | 35 | 72 | -37 | 24 | ▼Relegated |
Isthmian League Division 1 1978/79
| Pos | Club | Pld | W | D | L | F | A | GD | Pts | Notes |
| 1st | Harlow Town | 42 | 31 | 7 | 4 | 93 | 32 | +61 | 100 | ▲Champions |
| 2nd | Harrow Borough | 42 | 26 | 8 | 8 | 85 | 49 | +36 | 86 | ▲Runners Up |
| 3rd | Maidenhead United | 42 | 25 | 6 | 11 | 72 | 50 | +22 | 81 | - |
| 4th | Bishop's Stortford | 42 | 22 | 11 | 9 | 68 | 40 | +28 | 77 | - |
| 5th | Hertford Town | 42 | 21 | 11 | 10 | 62 | 41 | +21 | 74 | - |
| 6th | Horsham | 42 | 22 | 8 | 12 | 62 | 47 | +15 | 74 | - |
| 7th | Harwich & Parkeston | 42 | 22 | 5 | 15 | 90 | 57 | +33 | 71 | - |
| 8th | Bromley | 42 | 18 | 12 | 12 | 76 | 50 | +26 | 66 | - |
| 9th | Hampton | 42 | 17 | 11 | 14 | 59 | 47 | +12 | 62 | - |
| 10th | Epsom & Ewell | 42 | 18 | 7 | 17 | 69 | 57 | +12 | 61 | - |
| 11th | Wembley | 42 | 15 | 14 | 13 | 57 | 50 | +7 | 59 | - |
| 12th | Aveley | 42 | 17 | 7 | 18 | 57 | 66 | -9 | 58 | - |
| 13th | Wokingham Town | 42 | 17 | 8 | 17 | 64 | 68 | -4 | 56* | * -3 Points |
| 14th | Clapton | 42 | 15 | 8 | 19 | 67 | 80 | -13 | 53 | - |
| 15th | Metropolitan Police | 42 | 12 | 13 | 17 | 58 | 55 | +3 | 49 | - |
| 16th | Walton & Hersham | 42 | 12 | 9 | 21 | 47 | 71 | -24 | 45 | - |
| 17th | Ilford | 42 | 13 | 5 | 24 | 48 | 80 | -32 | 44 | Merged |
| 18th | Ware | 42 | 11 | 10 | 21 | 46 | 69 | -23 | 43 | - |
| 19th | Chesham United | 42 | 11 | 9 | 22 | 46 | 66 | -20 | 42 | - |
| 20th | Finchley | 42 | 7 | 15 | 20 | 43 | 74 | -31 | 36 | - |
| 21st | St Albans City | 42 | 7 | 7 | 28 | 43 | 90 | -47 | 28 | - |
| 22nd | Southall & Ealing Borough | 42 | 5 | 5 | 32 | 41 | 114 | -73 | 20 | ▼Relegated |
Isthmian League Division 2 1978/79
| Pos | Club | Pld | W | D | L | F | A | GD | Pts | Notes |
| 1st | Farnborough Town | 34 | 26 | 3 | 5 | 77 | 34 | +43 | 81 | ▲Champions |
| 2nd | Camberley Town | 34 | 21 | 8 | 5 | 71 | 32 | +39 | 71 | ▲Runners Up |
| 3rd | Molesey | 34 | 19 | 11 | 4 | 55 | 33 | +22 | 68 | - |
| 4th | Lewes | 34 | 19 | 6 | 9 | 66 | 50 | +16 | 63 | - |
| 5th | Feltham | 34 | 16 | 7 | 11 | 47 | 36 | +11 | 55 | - |
| 6th | Letchworth Garden City | 34 | 14 | 10 | 10 | 56 | 48 | +8 | 52 | - |
| 7th | Eastbourne United | 34 | 16 | 4 | 14 | 47 | 46 | +1 | 52 | - |
| 8th | Hemel Hempstead | 34 | 13 | 11 | 10 | 46 | 37 | +9 | 50 | - |
| 9th | Epping Town | 34 | 14 | 7 | 13 | 49 | 44 | +5 | 49 | - |
| 10th | Rainham Town | 34 | 13 | 10 | 11 | 42 | 41 | +1 | 49 | - |
| 11th | Cheshunt | 34 | 11 | 8 | 15 | 43 | 49 | -6 | 41 | - |
| 12th | Hungerford Town | 34 | 11 | 8 | 15 | 48 | 58 | -10 | 41 | - |
| 13th | Worthing | 34 | 9 | 8 | 17 | 40 | 50 | -10 | 35 | - |
| 14th | Hornchurch | 34 | 9 | 8 | 17 | 38 | 61 | -23 | 35 | - |
| 15th | Egham Town | 34 | 7 | 12 | 15 | 49 | 54 | -5 | 33 | - |
| 16th | Tring Town | 34 | 6 | 8 | 20 | 33 | 56 | -23 | 26 | - |
| 17th | Willesden | 34 | 6 | 8 | 20 | 41 | 77 | -36 | 26 | - |
| 18th | Corinthian-Casuals | 34 | 4 | 7 | 23 | 23 | 65 | -42 | 19 | - |
Isthmian League - End of Season Notes-
|
Team Name Changes |
| - Southall & Ealing Borough changed their name back to Southall |
-
|
Teams Leaving the Isthmian League |
| - Leytonstone merged with Ilford |
| - Ilford merged with Leytonstone |
-
|
Teams Joining the Isthmian League |
| ▲Leytonstone & Ilford - newly formed merged club |
| ▲Barton Rovers were Promoted from the South Midlands League |
| ▲Billericay Town were Promoted from the Athenian League |
1977/78 Tables◄ 1978/79 Tables ►1979/80 Tables