 | This article includes a list of general references, but it lacks sufficient corresponding inline citations .(February 2017) |
| 2017 season | |
|---|---|
| Chairman |  Mitti Tiyapairat |
| Manager |  Alexandre Gama |
| Stadium | United Stadium, Mueang Chiangrai , Chiangrai , Thailand |
| Thai League T1 | 4th |
| Thai FA Cup | Winners |
| Thai League Cup | Runners-up |
| Top goalscorer | League: Felipe Azevedo (18) All: Felipe Azevedo (28) |
The 2017 season is Chiangrai United's 7th season in the Thai League T1 since 2011.
| Date | Opponents | H / A | Result F–A | Scorers | League position |
|---|---|---|---|---|---|
| 12 February 2017 | Super Power Samut Prakan | H | 4–0 Archived 17 December 2018 at the Wayback Machine | Thitipan (3) 23', 53', 81', Felipe 89' | 1st |
| 18 February 2017 | Sisaket | H | 3–1 Archived 22 January 2018 at the Wayback Machine | Coelho (2) 17', 71', Henrique 90+2' | 1st |
| 26 February 2017 | Ratchaburi Mitr Phol | A | 1–1 Archived 15 December 2018 at the Wayback Machine | Thossawat 59' | 3rd |
| 5 March 2017 | Suphanburi | H | 2–0 Archived 16 December 2018 at the Wayback Machine | Vander 69' (pen.), Thossawat 83' | 2nd |
| 8 March 2017 | Bangkok United | A | 3–0 Archived 22 January 2018 at the Wayback Machine | Thossawat 47', Tanaboon 52', Coelho 70' (pen.) | 3rd |
| 11 March 2017 | Navy | H | 3–2 Archived 22 January 2018 at the Wayback Machine | Everton 75', Coelho (2) 84', 86' | 2nd |
| 3 April 2017 | Thai Honda Ladkrabang | A | 3–0 Archived 19 December 2018 at the Wayback Machine | Coelho 1', Felipe 15', Vander 47' (pen.) | 1st |
| 9 April 2017 | Port | H | 1–3 Archived 17 December 2018 at the Wayback Machine | Felipe 15' | 2nd |
| 19 April 2017 | Ubon UMT United | A | 2–1 Archived 19 December 2018 at the Wayback Machine | Felipe 40' (pen.), Vander 73' | 2nd |
| 23 April 2017 | Buriram United | H | 1–2 Archived 16 December 2018 at the Wayback Machine | Vander 14' | 3rd |
| 30 April 2017 | Bangkok Glass | H | 3–0 Archived 16 December 2018 at the Wayback Machine | Coelho 32', Felipe 62', Sivakorn 84' | 3rd |
| 3 May 2017 | Sukhothai | A | 2–2 Archived 17 December 2018 at the Wayback Machine | Felipe (2) 59', 70' (pen.) | 3rd |
| 7 May 2017 | BEC Tero Sasana | H | 1–1 Archived 22 January 2018 at the Wayback Machine | Felipe 77' | 3rd |
| 12 May 2017 | Chonburi | A | 1–3 Archived 16 December 2018 at the Wayback Machine | Felipe 16' (pen.) | 3rd |
| 17 May 2017 | Pattaya United | H | 4–1 | Coelho (3) 48', 65', 79', Piyaphon 53' | 3rd |
| 20 May 2017 | Nakhon Ratchasima Mazda | A | 1–0 Archived 15 December 2018 at the Wayback Machine | Felipe 81' | 3rd |
| 2 June 2017 | SCG Muangthong United | A | 2–4 Archived 16 December 2018 at the Wayback Machine | Coelho 51', Piyaphon 84' | 3rd |
| 18 June 2017 | Sisaket | A | 2–1 Archived 22 January 2018 at the Wayback Machine | Chalitpong 44' (o.g.), Felipe 88' | 4th |
| 24 June 2017 | Ratchaburi Mitr Phol | H | 4–0 Archived 16 December 2018 at the Wayback Machine | Piyaphon 12', Everton 16', Akarawin 33', Felipe 76' | 3rd |
| 28 June 2017 | Suphanburi | A | 2–1 Archived 16 December 2018 at the Wayback Machine | Akarawin 39', Felipe 63' | 3rd |
| 1 July 2017 | Bangkok United | H | 0–2 Archived 16 December 2018 at the Wayback Machine | 3rd | |
| 5 July 2017 | Navy | A | 0–2 Archived 15 December 2018 at the Wayback Machine | 4th | |
| 9 July 2017 | Thai Honda Ladkrabang | H | 3–1 Archived 22 January 2018 at the Wayback Machine | Piyaphon 34', Chaiyawat 60', Pathompol 90' | 4th |
| 30 July 2017 | Port | A | 2–1 Archived 16 December 2018 at the Wayback Machine | Pratum 17', Felipe 67' | 4th |
| 5 August 2017 | Ubon UMT United | H | 1–1 Archived 22 January 2018 at the Wayback Machine | Felipe 16' (pen.) | 4th |
| 10 September 2017 | Buriram United | A | 0–1 Archived 22 January 2018 at the Wayback Machine | 4th | |
| 17 September 2017 | Bangkok Glass | A | 1–2 Archived 16 December 2018 at the Wayback Machine | Felipe 45+1' | 5th |
| 20 September 2017 | Sukhothai | H | 6–0 Archived 16 December 2018 at the Wayback Machine | Shinnaphat 19', Jandson (3) 22', 52', 88', Thitipan 65', Pathompol 85' | 4th |
| 14 October 2017 | Chonburi | H | 3–1 Archived 16 December 2018 at the Wayback Machine | Felipe 42', Everton 47', Vander 68' | 4th |
| 22 October 2017 | Pattaya United | A | 2–2 Archived 16 December 2018 at the Wayback Machine | Felipe 51', Thitipan 85' | 4th |
| 8 November 2017 | Nakhon Ratchasima Mazda | H | 1–0 Archived 22 January 2018 at the Wayback Machine | Pratum 90+4' | 4th |
| 12 November 2017 | SCG Muangthong United | H | 0–1 Archived 22 January 2018 at the Wayback Machine | 4th | |
| 15 November 2017 | BEC Tero Sasana | A | 1–3 Archived 22 January 2018 at the Wayback Machine | Coelho 60' | 4th |
| 18 November 2017 | Super Power Samut Prakan | A | 2–2 Archived 22 January 2018 at the Wayback Machine | Akarawin 23', Narachai 53' | 4th |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification or relegation |
|---|---|---|---|---|---|---|---|---|---|---|
| 2 | SCG Muangthong United (Q) | 34 | 22 | 6 | 6 | 79 | 29 | +50 | 72 | Qualification to 2018 AFC Champions League Preliminary round 2 |
| 3 | Bangkok United | 34 | 21 | 3 | 10 | 97 | 57 | +40 | 66 | |
| 4 | Chiangrai United (Q) | 34 | 18 | 6 | 10 | 67 | 42 | +25 | 60 | Qualification to 2018 AFC Champions League Preliminary round 2 [lower-alpha 1] |
| 5 | Bangkok Glass | 34 | 16 | 8 | 10 | 63 | 44 | +19 | 56 | |
| 6 | Ratchaburi Mitr Phol | 34 | 16 | 7 | 11 | 63 | 49 | +14 | 55 |
| Date | Opponents | H / A | Result F–A | Scorers | Round |
|---|---|---|---|---|---|
| 21 June 2017 | BTU United | H | 9–0 Archived 17 December 2018 at the Wayback Machine | Akarawin (3) 20', 32', 45', Felipe (2) 23', 38', Pathompol (2) 26', 70', Sivakorn 58', Vander 73' | Round of 64 |
| 2 August 2017 | Sukhothai | A | 1–0 Archived 15 December 2018 at the Wayback Machine | Felipe 62' | Round of 32 |
| 27 September 2017 | BEC Tero Sasana | H | 3–1 Archived 19 December 2018 at the Wayback Machine (a.e.t.) | Felipe (2) 99', 109', Vander 117' (pen.) | Round of 16 |
| 18 October 2017 | Buriram United | H | 1–0 Archived 16 December 2018 at the Wayback Machine | Felipe 81' | Quarter-finals |
| 1 November 2017 | SCG Muangthong United | N | 2–2 [ permanent dead link ] (a.e.t.) (4–3p) | Suriya 53', Sivakorn 73' | Semi-finals |
| 25 November 2017 | Bangkok United | N | 4–2 [ permanent dead link ] | Everton 25', Coelho 58', Vander (2) 81', 90+3' (pen.) | Final |
| Date | Opponents | H / A | Result F–A | Scorers | Round |
|---|---|---|---|---|---|
| 26 July 2017 | Trang | A | 3–1 | Felipe 7', Piyaphon 35', Sivakorn 68' | Round of 32 |
| 1 October 2017 | Rayong | A | 4–0 | Jandson 14', Coelho (2) 30', 46', Thitipan 45' | Round of 16 |
| 11 October 2017 | Ubon UMT United | H | 4–1 | Piyaphon 43', Jandson 51', Felipe (2) 60', 65' | Quarter-finals |
| 4 November 2017 | Ratchaburi Mitr Phol | N | 1–0 | Felipe 14' | Semi-finals |
| 22 November 2017 | SCG Muangthong United | N | 0–2 [ permanent dead link ] | Final |
Chiangrai United send the reserve team to compete in T4 Northern Region as Chiangrai United B.
| Date | Opponents | H / A | Result F–A | Scorers | League position |
|---|---|---|---|---|---|
| 11 February 2017 | Nakhon Sawan | A | 0–1 Archived 16 December 2018 at the Wayback Machine | 8th | |
| 18 February 2017 | Paknampho NSRU | A | 1–3 Archived 16 December 2018 at the Wayback Machine | Thitinan 53' | 9th |
| 25 February 2017 | Chiangrai City | H | 1–2 Archived 15 December 2018 at the Wayback Machine | Witthawat 50' | 8th |
| 4 March 2017 | Nan | A | 0–3 Archived 18 December 2018 at the Wayback Machine | 9th | |
| 12 March 2017 | Tak City | H | 2–1 Archived 19 December 2018 at the Wayback Machine | Dechochai 35', Siriphong 49' | 8th |
| 19 March 2017 | JL Chiangmai United | A | 1–3 Archived 15 December 2018 at the Wayback Machine | Siriphong 42' (pen.) | 8th |
| 26 March 2017 | Phitsanulok | A | 1–9 Archived 17 December 2018 at the Wayback Machine | Chaiyahan 21' (pen.) | 9th |
| 3 April 2017 | Uttaradit | A | 2–5 Archived 15 December 2018 at the Wayback Machine | Chaiyahan 48', Worawich 50' | 9th |
| 1 May 2017 | Nakhon Sawan | H | 3–1 Archived 17 December 2018 at the Wayback Machine | Thitinan 46', Chotipat (2) 77', 90+4' | 9th |
| 8 May 2017 | Paknampho NSRU | H | 1–1 Archived 16 December 2018 at the Wayback Machine | Henrique 23' | 9th |
| 13 May 2017 | Chiangrai City | A | 1–3 [ permanent dead link ] | Saksit 37' | 9th |
| 21 May 2017 | Nan | H | 1–2 Archived 19 December 2018 at the Wayback Machine | Krissadee 70' | 9th |
| 28 May 2017 | Tak City | A | 0–5 Archived 19 December 2018 at the Wayback Machine | 9th | |
| 19 June 2017 | JL Chiangmai United | H | 0–4 Archived 17 December 2018 at the Wayback Machine | 9th | |
| 25 June 2017 | Phitsanulok | H | 0–1 [ permanent dead link ] | 9th | |
| 2 July 2017 | Uttaradit | H | 0–2 [ permanent dead link ] | 9th | |
| 16 July 2017 | Nakhon Sawan | H | 0–0 Archived 16 December 2018 at the Wayback Machine | 9th | |
| 23 July 2017 | Paknampho NSRU | A | 1–9 Archived 16 December 2018 at the Wayback Machine | Teerapat 12' | 9th |
| 29 July 2017 | Chiangrai City | A | 1–4 Archived 18 December 2018 at the Wayback Machine | Piyarot 28' | 9th |
| 6 August 2017 | Nan | A | 0–2 Archived 16 December 2018 at the Wayback Machine | 9th | |
| 13 August 2017 | Tak City | A | 0–3 Archived 17 December 2018 at the Wayback Machine | 9th | |
| 20 August 2017 | JL Chiangmai United | A | 0–4 Archived 20 August 2017 at the Wayback Machine | 9th | |
| 27 August 2017 | Phitsanulok | A | 2–0 Archived 16 December 2018 at the Wayback Machine | Piyaphon 45', Jandson 62' (pen.) | 9th |
| 2 September 2017 | Uttaradit | A | 0–0 Archived 19 December 2018 at the Wayback Machine | 9th |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification or relegation |
|---|---|---|---|---|---|---|---|---|---|---|
| 5 | Nan | 24 | 11 | 7 | 6 | 28 | 20 | +8 | 40 | |
| 6 | Nakhon Sawan | 24 | 7 | 4 | 13 | 29 | 36 | −7 | 25 | |
| 7 | Tak City | 24 | 6 | 4 | 14 | 24 | 33 | −9 | 22 | |
| 8 | Paknampho NSRU (R) | 24 | 4 | 8 | 12 | 31 | 45 | −14 | 20 | Relegation [3] [4] to the 2018 Thailand Amateur League |
| 9 | Chiangrai United B [lower-alpha 1] | 24 | 3 | 3 | 18 | 18 | 68 | −50 | 9 | Could not compete in 2018 Thai League 4 |
Statistics accurate as of 19 February 2017.
| No. | Pos. | Name | League | FA Cup | League Cup | Total | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |||
| 1 | GK | Chatchai Budprom | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2 | DF | Atit Daosawang | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 3 | DF | Krissadee Prakobkong | 5(1) | 0 | 0 | 0 | 0 | 0 | 0(1) | 0 |
| 4 | DF | Piyaphon Phanichakul | 30(1) | 4 | 0 | 0 | 0 | 0 | 2 | 0 |
| 5 | DF | Pratum Chuthong | 21(2) | 2 | 0 | 0 | 0 | 0 | 2 | 0 |
| 6 | MF | Phitiwat Sukjitthammakul | 14(9) | 0 | 0 | 0 | 0 | 0 | 0(1) | 0 |
| 8 | MF | Thitipan Puangchan | 2 | 3 | 0 | 0 | 0 | 0 | 2 | 3 |
| 9 | FW | Rafael Coelho | 2 | 2 | 0 | 0 | 0 | 0 | 2 | 2 |
| 10 | MF | Vander Souza | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 11 | MF | Felipe Azevedo | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 1 |
| 13 | MF | Saharat Kaewsangsai | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 14 | MF | Pathompol Charoenrattanapirom | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 15 | FW |  Henrique Silva | 0(2) | 1 | 0 | 0 | 0 | 0 | 0(2) | 1 |
| 17 | MF | Tanaboon Kesarat | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 18 | GK | Pattara Piyapatrakitti | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 20 | GK | Nont Muangngam | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 21 | MF | Sivakorn Tiatrakul | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 23 | GK | Sarawut Konglarp | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 24 | DF | Worawut Namvech | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 28 | DF | Everton Gonçalves Saturnino | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 29 | DF | Kiatprawut Saiwaeo | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 30 | DF | Suriya Singmui | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 33 | MF | Chotipat Poomkeaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 36 | DF | Shinnaphat Lee-Oh | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 37 | MF | Ekanit Panya | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 38 | MF | Thossawat Limwannasathian | 0(2) | 0 | 0 | 0 | 0 | 0 | 0(2) | 0 |
 | FW | Mark Bridge | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
First Thai footballer's market is opening on 14 December 2016 to 28 January 2017
Second Thai footballer's market is opening on 3 June 2017 to 30 June 2017
| Date | Pos. | Name | From |
|---|---|---|---|
| 19 October 2016 | GK | Chatchai Budprom | Super Power Samut Prakan |
| 4 November 2016 | DF | Suriya Singmui | SCG Muangthong United |
| 4 November 2016 | MF | Tanaboon Kesarat | SCG Muangthong United |
| 4 November 2016 | MF | Sivakorn Tiatrakul | BEC Tero Sasana |
| 4 November 2016 | MF | Phitiwat Sukjitthammakul | BEC Tero Sasana |
| 4 November 2016 | MF | Pathompol Charoenrattanapirom | Pattaya United |
| 4 November 2016 | DF | Shinnaphat Leeaoh | Pattaya United |
| 26 December 2016 | GK | Pattara Piyapatrakitti | SCG Muangthong United |
| 28 December 2016 | GK | Sarawut Konglarp | Bangkok Glass |
| 29 December 2016 | MF | Vander Souza | Vitória |
| 29 December 2016 | MF | Felipe Azevedo | Ponte Preta |
| 5 January 2017 | DF | Everton | Luverdense |
| 29 January 2017 | FW | Henrique Silva | Adelaide United |
| 29 May 2017 | MF | Chaiyawat Buran | SCG Muangthong United |
| 12 June 2017 | DF | Atit Daosawang | BEC Tero Sasana |
| 12 June 2017 | FW | Akarawin Sawasdee | BBCU |
| 12 June 2017 | MF | Thanawich Kamna | Thai Honda Ladkrabang |
| 12 June 2017 | DF | Watcharin Nuengprakaew | Thai Honda Ladkrabang |
| Date | Pos. | Name | To |
|---|---|---|---|
| 27 October 2016 | GK | Intharat Apinyakool | Navy |
| 2 November 2016 | MF | Pichitphong Choeichiu | BEC Tero Sasana |
| 2 November 2016 | GK | Thanongsak Panpipat | Super Power Samut Prakan |
| 2 November 2016 | MF | Yuttajak Kornchan | Navy |
| 2 November 2016 | FW | Anon Sangsanoi | Nakhon Pathom United |
| 2 November 2016 | MF | Nattapon Woratayanan | PTT Rayong |
| 2 November 2016 | MF | Wellington Bruno | Chiangmai |
| 2 November 2016 | DF |  Kazuki Murakami | PTT Rayong |
| 2 November 2016 | MF | Hironori Saruta | Udon Thani |
| 2 November 2016 | FW |  Lazarus Kaimbi | Suphanburi |
| 4 November 2016 | FW | Dennis Murillo | PTT Rayong |
| 30 November 2016 | FW | Choklap Nilsang | Super Power Samut Prakan |
| 21 January 2017 | MF | Arthit Sunthornpit | PTT Rayong |
| 2 February 2017 | MF | Bordin Phala | Buriram United |
| 2 February 2017 | DF | Saranyu Intarach | BBCU |
| 2 February 2017 | FW | Nantawat Tansopa | Chiangrai City |
| 2 February 2017 | FW | Chatchai Narkwijit | Phrae United |
| Date from | Date to | Pos. | Name | From |
|---|---|---|---|---|
| 29 December 2016 | 31 May 2017 | MF | Thossawat Limwannasathian | Army United |
| 6 January 2017 | 31 December 2017 | FW | Rafael Coelho |  FC Goa |
| Date from | Date to | Pos. | Name | To |
|---|---|---|---|---|
| 9 November 2016 | 31 December 2017 | MF | Wanchalerm Yingyong | Port |
| 6 January 2017 | 31 December 2017 | GK | Apirak Woravong | Army United |
| 9 June 2017 | 31 December 2017 | GK | Sarawut Konglarp | Sisaket |
The 2017 season is Bangkok Glass's 7th season in the Thai League since 2011, on the name of Bangkok Glass.
The 2017 season is Ratchaburi Mitr Phol's 5th season in the Thai League T1 since 2013.
The 2017 season is Suphanburi's 7th season in the Thai League T1 by 2006–2007 and since 2013.
2017 Thai League 4 Western Region is the 5th season of the League competition since its establishment in 2013. It is in the 4th tier of the Thai football league system.
2017 Thai League 4 Bangkok Metropolitan Region is the 9th season of the League competition since its establishment in 2009. It is in the 4th tier of the Thai football league system.
2017 Thai League 4 Northeastern Region is the 9th season of the League competition since its establishment in 2009. It is in the 4th tier of the Thai football league system.
The 2017 season marks Bangkok United's 11th appearance in the Thai League T1 and 5th-consecutive season in the top flight of Thai football. Brazilian Alexandré Pölking was manager for the side in his 4th season in charge.
2017 Thai League 4 Eastern Region is the 8th season of the League competition since its establishment in 2009. It is in the fourth tier of the Thai football league system.
2017 Thai League 4 Southern Region is the 8th season of the League competition since its establishment in 2009. It is in the fourth tier of the Thai football league system.
The 2018 Thai League 3 football season will be the second season of Thai League 3. 31 clubs will be divided into 2 groups (regions).
2018 Thai League 4 Bangkok Metropolitan Region is the 10th season of the League competition since its establishment in 2009. It is in the 4th tier of the Thai football league system.
The 2018 season is Bangkok United Football Club's 10th existence in the new era since they took over from Bangkok University Football Club in 2009. It is the 3rd season in the Thai League and club's 8th season in the top flight of the Thai football league system since returned in the 2013 season.
The 2019 Thai League 4 is the 19th season of the Thai League 4, the fourth-tier professional league for association football clubs in Thailand, since its establishment in 2006 as the regional league division 2, also known as Omsin League due to the sponsorship deal with Government Savings Bank. A total of 60 teams would divided into 6 regions.
The 2020–21 Thai League 3 is the fourth season of the Thai League 3, the third-tier professional league for association football clubs in Thailand, since its establishment in 2017, also known as Omsin League Regional Championship due to the sponsorship deal with Government Savings Bank. Due to the COVID-19 pandemic in Thailand, the season must be postponed to start in late 2020 and end in early 2021. In addition, the Thai League 4 had combined with the Thai League 3 and compete as Thai League 3 since this season and there is no relegation in this season. A total of 72 teams would be divided into 6 regions including 11 teams in the Northern region, 11 teams in the Northeastern region, 12 teams in the Eastern region, 12 teams in the Western region, 12 teams in the Southern region, and 14 teams in the Bangkok metropolitan region.
The 2020–21 Thai League 3 Northern region is a region in the regional stage of the 2020–21 Thai League 3. Due to the COVID-19 pandemic, the season must be postponed to start in late 2020 and end in early 2021. In addition, the Thai League 4 had combined with the Thai League 3 and compete as Thai League 3 since this season and there is no relegation in this season. A total of 11 teams located in Northern, Upper western, and Upper central of Thailand will compete in the league of the Northern region.
The 2020–21 Thai League 3 Northeastern region is a region in the regional stage of the 2020–21 Thai League 3. Due to the COVID-19 pandemic, the season must be postponed to start in late 2020 and end in early 2021. In addition, the Thai League 4 had combined with the Thai League 3 and compete as Thai League 3 since this season and there is no relegation in this season. A total of 11 teams located in Northeastern of Thailand will compete in the league of the Northeastern region.
The 2020–21 Thai League 3 Eastern region is a region in the regional stage of the 2020–21 Thai League 3. Due to the COVID-19 pandemic, the season must be postponed to start in late 2020 and end in early 2021. In addition, the Thai League 4 had combined with the Thai League 3 and compete as Thai League 3 since this season and there is no relegation in this season. A total of 12 teams located in Eastern of Thailand will compete in the league of the Eastern region.
The 2020–21 Thai League 3 Western region is a region in the regional stage of the 2020–21 Thai League 3. Due to the COVID-19 pandemic, the season must be postponed to start in late 2020 and end in early 2021. In addition, the Thai League 4 had combined with the Thai League 3 and compete as Thai League 3 since this season and there is no relegation in this season. A total of 12 teams located in Western, central, and Bangkok Metropolitan Region of Thailand will compete in the league of the Western region.
The 2020–21 Thai League 3 Southern region is a region in the regional stage of the 2020–21 Thai League 3. Due to the COVID-19 pandemic, the season must be postponed to start in late 2020 and end in early 2021. In addition, the Thai League 4 had combined with the Thai League 3 and compete as Thai League 3 since this season and there is no relegation in this season. A total of 12 teams located in Southern of Thailand will compete in the league of the Southern region.
The 2020–21 Thai League 3 Bangkok metropolitan region is a region in the regional stage of the 2020–21 Thai League 3. Due to the COVID-19 pandemic, the season must be postponed to start in late 2020 and end in early 2021. In addition, the Thai League 4 had combined with the Thai League 3 and compete as Thai League 3 since this season and there is no relegation in this season. A total of 14 teams located in Central and Bangkok Metropolitan Region of Thailand will compete in the league of the Bangkok metropolitan region.