The 2024–25 Thai League 3 is the eighth season of Thai League 3, Thailand's third-tier football league, established in 2017. The league features 72 teams, divided into six regions: 11 teams in the Northern region, 13 in the Northeastern region, 11 in the Eastern region, 11 in the Western region, 12 in the Southern region, and 14 in the Bangkok metropolitan region.