1998–99 Premiership Rugby
The 1998–1999 English Premiership was the 12th season of the league at the top of the English rugby union pyramid, the Premiership. This was the second season under the sponsorship of Allied Dunbar. The league was expanded to include 14 teams instead of 12, with London Scottish, West Hartlepool and Bedford Blues being elected to the premiership. The league commenced on 5 September 1998 and finished on 20 May 1999.
Participating teams
| Team | Stadium | Capacity | City/Area |
| Bath | Bath | 8,200 | Bath, Somerset |
| Bedford | Goldington Road | 6,000 | Bedford, Bedfordshire |
| Gloucester | Kingsholm | 11,000 | Gloucester, Gloucestershire |
| Harlequins | The Stoop | 8,500 | Twickenham, London |
| Leicester Tigers | Welford Road | 16,000 | Leicester, Leicestershire |
| London Irish | The Avenue | 6,600 | Sunbury-on-Thames, Surrey |
| London Scottish | The Stoop | 8,500 | Twickenham, London |
| Newcastle Falcons | Kingston Park | 10,000 | Newcastle upon Tyne, Tyne and Wear |
| Northampton Saints | Franklin's Gardens | 10,000 | Northampton, Northamptonshire |
| Richmond | Madejski Stadium | 24,161 | Reading, Berkshire |
| Sale | Heywood Road | 5,400 | Sale, Greater Manchester |
| Saracens | Vicarage Road | 22,000 | Watford, Hertfordshire |
| Wasps | Loftus Road | 18,439 | Shepherd's Bush, London |
| West Hartlepool | Victoria Park | 7,856 | Hartlepool, County Durham |
;Notes
Table
Results
Week 1
Week 2
Week 3
Week 4
Week 5
Week 6
Week 7
Week 7
Week 8
Week 9
Week 10
Week 11
Week 12
Week 13
Week 14
Week 15
Week 16
Week 17
Week 18
Week 19
Week 20
Week 21
Week 22
Week 23
Week 24
Week 25
Week 26
Week 27
Week 28
Week 29
Week 30
Total Season Attendances
| Club | Total | Average | Highest | Lowest | % Capacity |
| Bath | 96,200 | 7,400 | 8,500 | 4,800 | 90% |
| Bedford | 43,696 | 3,361 | 5,125 | 1,308 | 56% |
| Gloucester | 79,004 | 6,077 | 10,109 | 4,528 | 55% |
| Harlequins | 71,800 | 5,523 | 8,500 | 2,476 | 65% |
| Leicester Tigers | 158,255 | 12,173 | 15,873 | 8,443 | 76% |
| London Irish | 52,279 | 4,021 | 6,710 | 2,129 | 61% |
| London Scottish | 26,999 | 2,077 | 4,600 | 850 | 24% |
| Newcastle Falcons | 47,409 | 3,647 | 5,207 | 2,070 | 35% |
| Northampton Saints | 93,274 | 7,175 | 10,000 | 5,870 | 72% |
| Richmond | 76,327 | 5,871 | 10,096 | 2,613 | 24% |
| Sale Sharks | 43,218 | 3,324 | 4,800 | 2,100 | 62% |
| Saracens | 119,941 | 9,226 | 17,347 | 5,261 | 42% |
| Wasps | 71,429 | 5,495 | 9,526 | 2,797 | 30% |
| West Hartlepool | 22,477 | 1,729 | 2,702 | 1,107 | 22% |