Isthmian League Tables
1998/99 Tables◄ 1999/00 Tables ►2000/01 Tables
Isthmian League Premier Division 1999/00
- Before the season started, Hampton changed its name to Hampton & Richmond Borough
| Pos | Club | Pld | W | D | L | F | A | GD | Pts | Notes |
| 1st | Dagenham & Redbridge | 42 | 32 | 5 | 5 | 97 | 35 | +62 | 101 | ▲Champions |
| 2nd | Aldershot Town | 42 | 24 | 5 | 13 | 71 | 51 | +20 | 77 | Runners Up |
| 3rd | Chesham United | 42 | 20 | 10 | 12 | 64 | 50 | +14 | 70 | - |
| 4th | Purfleet | 42 | 18 | 15 | 9 | 70 | 48 | +22 | 69 | - |
| 5th | Canvey Island | 42 | 21 | 6 | 15 | 70 | 53 | +17 | 69 | - |
| 6th | St Albans City | 42 | 19 | 10 | 13 | 75 | 55 | +20 | 67 | - |
| 7th | Billericay Town | 42 | 18 | 12 | 12 | 62 | 62 | 0 | 66 | - |
| 8th | Hendon | 42 | 18 | 8 | 16 | 61 | 64 | -3 | 62 | - |
| 9th | Slough Town | 42 | 17 | 9 | 16 | 61 | 59 | +2 | 60 | - |
| 10th | Dulwich Hamlet | 42 | 17 | 5 | 20 | 62 | 68 | -6 | 56 | - |
| 11th | Gravesend & Northfleet | 42 | 15 | 10 | 17 | 66 | 67 | -1 | 55 | - |
| 12th | Farnborough Town | 42 | 14 | 11 | 17 | 52 | 55 | -3 | 53 | - |
| 13th | Hampton & Richmond Borough | 42 | 13 | 13 | 16 | 49 | 57 | -8 | 52 | - |
| 14th | Enfield | 42 | 13 | 11 | 18 | 64 | 68 | -4 | 50 | - |
| 15th | Heybridge Swifts | 42 | 13 | 11 | 18 | 57 | 65 | -8 | 50 | - |
| 16th | Hitchin Town | 42 | 13 | 11 | 18 | 59 | 72 | -13 | 50 | - |
| 17th | Carshalton Athletic | 42 | 12 | 12 | 18 | 55 | 65 | -10 | 48 | - |
| 18th | Basingstoke Town | 42 | 13 | 9 | 20 | 56 | 71 | -15 | 48 | - |
| 19th | Harrow Borough | 42 | 14 | 6 | 22 | 54 | 70 | -16 | 48 | - |
| 20th | Aylesbury United | 42 | 13 | 9 | 20 | 64 | 81 | -17 | 48 | ▼Relegated |
| 21st | Boreham Wood | 42 | 11 | 10 | 21 | 44 | 71 | -27 | 43 | ▼Relegated |
| 22nd | Walton & Hersham | 42 | 11 | 8 | 23 | 44 | 70 | -26 | 41 | ▼Relegated |
Isthmian League Division 1 1999/00
| Pos | Club | Pld | W | D | L | F | A | GD | Pts | Notes |
| 1st | Croydon | 42 | 25 | 9 | 8 | 85 | 47 | +38 | 84 | ▲Champions |
| 2nd | Grays Athletic | 42 | 21 | 12 | 9 | 80 | 44 | +36 | 75 | ▲Runners Up |
| 3rd | Maidenhead United | 42 | 20 | 15 | 7 | 72 | 45 | +27 | 75 | ▲Promoted |
| 4th | Thame United | 42 | 20 | 13 | 9 | 61 | 38 | +23 | 73 | - |
| 5th | Worthing | 42 | 19 | 12 | 11 | 80 | 60 | +20 | 69 | - |
| 6th | Staines Town | 42 | 19 | 12 | 11 | 63 | 52 | +11 | 69 | - |
| 7th | Whyteleafe | 42 | 20 | 9 | 13 | 60 | 49 | +11 | 69 | - |
| 8th | Bedford Town | 42 | 17 | 12 | 13 | 59 | 52 | +7 | 63 | - |
| 9th | Bromley | 42 | 17 | 9 | 16 | 62 | 65 | -3 | 60 | - |
| 10th | Uxbridge | 42 | 15 | 13 | 14 | 60 | 44 | +16 | 58 | - |
| 11th | Bishop's Stortford | 42 | 16 | 10 | 16 | 57 | 62 | -5 | 58 | - |
| 12th | Barton Rovers | 42 | 16 | 8 | 18 | 64 | 83 | -19 | 56 | - |
| 13th | Oxford City | 42 | 17 | 4 | 21 | 57 | 55 | +2 | 55 | - |
| 14th | Braintree Town | 42 | 15 | 10 | 17 | 65 | 74 | -9 | 55 | - |
| 15th | Yeading | 42 | 12 | 18 | 12 | 53 | 54 | -1 | 54 | - |
| 16th | Wealdstone | 42 | 13 | 12 | 17 | 51 | 58 | -7 | 51 | - |
| 17th | Bognor Regis Town | 42 | 12 | 13 | 17 | 47 | 53 | -6 | 49 | - |
| 18th | Harlow Town | 42 | 11 | 13 | 18 | 62 | 76 | -14 | 46 | - |
| 19th | Romford | 42 | 12 | 9 | 21 | 51 | 70 | -19 | 45 | - |
| 20th | Leatherhead | 42 | 9 | 13 | 20 | 47 | 70 | -23 | 40 | - |
| 21st | Chertsey Town | 42 | 9 | 5 | 28 | 50 | 84 | -34 | 32 | ▼Relegated |
| 22nd | Leyton Pennant | 42 | 7 | 9 | 26 | 34 | 85 | -51 | 30 | ▼Relegated |
Isthmian League Division 2 1999/00
- Hemel Hempstead Town were refused Promotion due to ground grading
| Pos | Club | Pld | W | D | L | F | A | GD | Pts | Notes |
| 1st | Hemel Hempstead Town | 42 | 31 | 8 | 3 | 98 | 27 | +71 | 101 | Champions |
| 2nd | Northwood | 42 | 29 | 9 | 4 | 109 | 40 | +69 | 96 | ▲Runners Up |
| 3rd | Ford United | 42 | 28 | 8 | 6 | 108 | 41 | +67 | 92 | ▲Promoted |
| 4th | Berkhamsted Town | 42 | 22 | 8 | 12 | 75 | 52 | +23 | 74 | - |
| 5th | Windsor & Eton | 42 | 20 | 13 | 9 | 73 | 53 | +20 | 73 | - |
| 6th | Wivenhoe Town | 42 | 20 | 9 | 13 | 61 | 47 | +14 | 69 | - |
| 7th | Barking | 42 | 18 | 13 | 11 | 70 | 51 | +19 | 67 | - |
| 8th | Marlow | 42 | 20 | 4 | 18 | 86 | 66 | +20 | 64 | - |
| 9th | Metropolitan Police | 42 | 18 | 7 | 17 | 75 | 71 | +4 | 61 | - |
| 10th | Banstead Athletic | 42 | 16 | 11 | 15 | 55 | 56 | -1 | 59 | - |
| 11th | Tooting & Mitcham United | 42 | 16 | 7 | 19 | 72 | 74 | -2 | 55 | - |
| 12th | Wokingham Town | 42 | 15 | 9 | 18 | 58 | 80 | -22 | 54 | - |
| 13th | Wembley | 42 | 14 | 11 | 17 | 47 | 53 | -6 | 53 | - |
| 14th | Edgware Town | 42 | 13 | 11 | 18 | 72 | 71 | +1 | 50 | - |
| 15th | Hungerford Town | 42 | 13 | 10 | 19 | 61 | 78 | -17 | 49 | - |
| 16th | Cheshunt | 42 | 12 | 12 | 18 | 53 | 65 | -12 | 48 | - |
| 17th | Horsham | 42 | 13 | 8 | 21 | 66 | 81 | -15 | 47 | - |
| 18th | Leighton Town | 42 | 13 | 8 | 21 | 65 | 84 | -19 | 47 | - |
| 19th | Molesey | 42 | 10 | 12 | 20 | 54 | 69 | -15 | 42 | - |
| 20th | Wingate & Finchley | 42 | 11 | 7 | 24 | 54 | 97 | -43 | 40 | ▼Relegated |
| 21st | Witham Town | 42 | 7 | 9 | 26 | 39 | 110 | -71 | 30 | ▼Relegated |
| 22nd | Chalfont St Peter | 42 | 2 | 8 | 32 | 39 | 124 | -85 | 14 | ▼Relegated |
Isthmian League Division 3 1999/00
| Pos | Club | Pld | W | D | L | F | A | GD | Pts | Notes |
| 1st | East Thurrock United | 40 | 26 | 7 | 7 | 89 | 42 | +47 | 85 | ▲Champions |
| 2nd | Great Wakering Rovers | 40 | 25 | 7 | 8 | 81 | 41 | +40 | 82 | ▲Runners Up |
| 3rd | Tilbury | 40 | 21 | 12 | 7 | 67 | 39 | +28 | 75 | ▲Promoted |
| 4th | Hornchurch | 40 | 19 | 12 | 9 | 72 | 57 | +15 | 69 | - |
| 5th | Croydon Athletic | 40 | 19 | 11 | 10 | 85 | 52 | +33 | 68 | - |
| 6th | Epsom & Ewell | 40 | 18 | 12 | 10 | 67 | 46 | +21 | 66 | - |
| 7th | Lewes | 40 | 18 | 10 | 12 | 73 | 51 | +22 | 64 | - |
| 8th | Bracknell Town | 40 | 15 | 16 | 9 | 81 | 64 | +17 | 61 | - |
| 9th | Aveley | 40 | 17 | 10 | 13 | 73 | 64 | +9 | 61 | - |
| 10th | Corinthian-Casuals | 40 | 16 | 10 | 14 | 59 | 51 | +8 | 58 | - |
| 11th | Flackwell Heath | 40 | 17 | 6 | 17 | 74 | 76 | -2 | 57 | - |
| 12th | Ware | 40 | 16 | 8 | 16 | 74 | 62 | +12 | 56 | - |
| 13th | Egham Town | 40 | 14 | 13 | 13 | 48 | 43 | +5 | 55 | - |
| 14th | Hertford Town | 40 | 15 | 10 | 15 | 63 | 60 | +3 | 55 | - |
| 15th | Abingdon Town | 40 | 10 | 12 | 18 | 48 | 64 | -16 | 42 | - |
| 16th | Kingsbury Town | 40 | 11 | 8 | 21 | 55 | 86 | -31 | 41 | - |
| 17th | Camberley Town | 40 | 11 | 7 | 22 | 44 | 79 | -35 | 40 | - |
| 18th | Tring Town | 40 | 10 | 9 | 21 | 37 | 64 | -27 | 39 | - |
| 19th | Dorking | 40 | 9 | 10 | 21 | 53 | 69 | -16 | 37 | - |
| 20th | Clapton | 40 | 9 | 7 | 24 | 50 | 93 | -43 | 34 | - |
| 21st | Southall | 40 | 3 | 5 | 32 | 33 | 123 | -90 | 14 | Resigned |
Isthmian League - End of Season Notes
|
Teams Leaving the Isthmian League |
| ▲Dagenham & Redbridge were Promoted to the 2000/01 Football Conference |
| ▼Southall Resigned from the League and joined the Combined Counties League |
-
|
Teams Joining the Isthmian League |
| ▼Sutton United were Relegated from the 1999/00 Football Conference |
| ▲Arlesey Town were Promoted from the Spartan South Midlands League |
| ▲Ashford Town (Middlesex) were Promoted from the Combined Counties League |
1998/99 Tables◄ 1999/00 Tables ►2000/01 Tables