| Season | 2008 |
|---|---|
| Champions | Provincial Electricity Authority |
| Relegated | Bangkok Bank Customs Department Royal Thai Army |
| 2009 AFC Champions League | PEA |
| 2009 AFC Cup | Chonburi |
| Top goalscorer | (BEC Tero Sasana) (20) |
| Biggest home win | Chula-Sinthana 5-0 Port Authority of Thailand |
| Biggest away win | Tobacco Monopoly 1-4 Krung Thai Bank Customs Department 1-4 Bangkok University Port Authority of Thailand 2-5 BEC Tero Sasana |
| Highest scoring | Chula-Sinthana 6-2 BEC Tero Sasana (8 goals) |
← 2007 2009 → | |
The 2008 Thai Premier League had 16 teams. It was the twelfth since its establishment. The first matches of the season were played on 18 February 2008, and the season ended on 11 October 2008. Three teams would be relegated to Thailand Division 1 League. The Champion in this season would qualify for the AFC Champions League 2009 qualification stage and the runner-up would be enter the AFC Cup 2009. The official name of the league at this time was Thailand Premier League.
Provincial Electricity Authority won their first championship after they moved their home stadium from Bangkok to Ayutthaya, where they have a bigger fan base.
This season was the last for a grear team of Thai football, Bangkok Bank: the club were originally relegated after they were defeated by Chonburi in the final match of the season, but folded before the start of the 2009 season.
Defending champions Chonburi were pipped to the title after faltering against newly promoted Samut Songkhram in the second to last game of the season. Samut finished in a creditable seventh place, while Chula United who also impressed in their first season back in the top flight to finish eighth.
Customs Department FC, the other newly promoted club, were relegated in their first season.
† Chula-Sinthana changed to "Chula United" from August 2008 season
| Team | Outgoing manager | Manner of departure | Replaced by | Date of appointment | Position in table |
|---|---|---|---|---|---|
| BEC Tero Sasana | | Sacked | | February 2008 | 3rd |
| Customs Department | | Resigned | | July 2008 | Post-season (16th) |
| Thailand Tobacco Monopoly | | Became manager of Thailand national under-20 football team | | July 2008 | Post-season (12th) |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification or relegation |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | PEA | 30 | 18 | 7 | 5 | 38 | 15 | +23 | 61 | Champion and Qualification for the 2009 AFC Champions League |
| 2 | Chonburi [a] | 30 | 15 | 14 | 1 | 34 | 14 | +20 | 59 | Qualification for the 2009 AFC Cup |
| 3 | BEC Tero Sasana | 30 | 16 | 7 | 7 | 50 | 31 | +19 | 55 | |
| 4 | Osotsapa M-150 | 30 | 13 | 12 | 5 | 37 | 25 | +12 | 51 | |
| 5 | TOT | 30 | 13 | 11 | 6 | 36 | 27 | +9 | 50 | |
| 6 | Krung Thai Bank | 30 | 13 | 7 | 10 | 47 | 36 | +11 | 46 | |
| 7 | Samut Songkhram [b] | 30 | 11 | 10 | 9 | 35 | 31 | +4 | 43 | |
| 8 | Chula-Sinthana (Chula United) [b] | 30 | 10 | 9 | 11 | 47 | 41 | +6 | 39 | |
| 9 | Nakhon Pathom | 30 | 11 | 4 | 15 | 24 | 38 | −14 | 37 | |
| 10 | Bangkok University | 30 | 9 | 8 | 13 | 28 | 36 | −8 | 35 [c] | |
| 11 | Coke-Bangpra [b] | 30 | 8 | 11 | 11 | 24 | 27 | −3 | 35 [c] | |
| 12 | Tobacco Monopoly | 30 | 7 | 12 | 11 | 20 | 25 | −5 | 33 | |
| 13 | Port Authority | 30 | 7 | 9 | 14 | 30 | 47 | −17 | 30 | |
| 14 | Bangkok Bank | 30 | 6 | 11 | 13 | 23 | 35 | −12 | 29 | Club folded at end of season |
| 15 | Royal Thai Army | 30 | 6 | 7 | 17 | 21 | 44 | −23 | 25 | Relegated |
| 16 | Customs Department [b] | 30 | 5 | 5 | 20 | 18 | 39 | −21 | 20 |
The league champion was PEA. It was the team's first title.