The National Championship was the next stage from the regional stage of
2024–25 Thai League 3
The 2024–25 Thai League 3 marks the eighth season of the Thai League 3, Thailand's third-tier professional football league. This season retains the structure of 69 clubs divided into six regional groups, with an adjusted regional distribution to ...
. The winners and runners-ups of each region would qualify for this round to find 3 clubs promoting to
2025–26 Thai League 2.
Format
The 12 best clubs from the Regional Stage are divided into three groups. Each group plays in a round-robin, home-and-away format. The top club from each group advances to the semi-finals, along with the best second-placed club from all groups.
The knockout stage, held over two legs, uses aggregate scoring, with the away goals rule applied in case of a tie. If still level, extra time and penalties will decide the winner. Semifinal winners reach the final and secure promotion to
Thai League 2
Thai League 2 (), commonly known as the T2, formally called Thai Division 1 League, is the second-tier professional league in the Thai football league system. Seasons typically run from August to May, with each team playing 34 games : two agai ...
, while the semifinal losers compete for promotion play-off, with the winner finish as third places and also earning promotion. This format ensures strong competition and offers promotion opportunities to the top clubs.
Teams
Group stage
Group A
; Group A Matches
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Group B
; Group B Matches
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Group C
; Group C Matches
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Ranking of second-placed teams
Knockout stage
Bracket
Semifinal
Summary
Matches
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Promotion play-off & final
Promotion play-off
Summary
Matches
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''Pattani won 2–1 on aggregate.''
Final
Summary
Matches
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''Rasisalai United won 5–1 on aggregate.''
Promotion to 2025-26 Thai League 2
Notes
References
{{DEFAULTSORT:2024-25 Thai League 3 National Championship
Thai League 3
3
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