2025–26 Thai League 3 Eastern Region
| Season | 2025–26 |
|---|---|
| Dates | 13 September 2025 – TBD |
← 2024–25 2026–27 → | |
The 2025–26 Thai League 3 Eastern Region is part of the 2025–26 Thai League 3 Regional Stage, consisting of 12 clubs located in the eastern region of Thailand, as well as some from the eastern part of the central region. The season will commence on 13 September 2025, with clubs competing in a round-robin format featuring home-and-away matches. The Regional Stage will conclude on TBD, at which point the top two clubs will advance to the National Championship Stage, while the bottom-placed club will face relegation to the Thailand Semi-pro League for the following season. This stage exemplifies the competitive edge of clubs from the industrial and coastal areas, where football thrives amidst rapid development and strong community support.