2019 Thai League 4 Western Region

The 2019 Thai League 4 Western region is a region in the regional stage of the 2019 Thai League 4. A total of 9 teams located in Western, Central, and Bangkok Metropolitan Region of Thailand will compete in the league of the Western region.

Positions by round
Notes:
 * The reserve of T1 and T2 teams also known as team (B) could not qualify and relegated, so that the teams in lower or upper positions would be qualified or relegated.

Results
For the Western region, a total 24 matches per team competing in 3 legs. In the 3rd leg, the winner on head-to-head result of the 1st and the 2nd leg will be home team. If head-to-head result are tie, must to find the home team from head-to-head goals different. If all of head-to-head still tie, must to find the home team from penalty kickoff on the end of each 2nd leg match (This penalty kickoff don't bring to calculate points on league table, it's only the process to find the home team in 3rd leg).

Attendances by home match played
Source: Thai League Note: Unk.1 Some error of T4 official match report 6 April 2019 (Chainat Hornbill (B) 1–2 IPE Samut Sakhon United).

Unk.2 Some error of T4 official match report 1 June 2019 (Samut Songkhram 3–3 Ratchaburi Mitr Phol (B)).

Unk.3 Some error of T4 official match report 8 June 2019 (Hua Hin City 3–0 Chainat Hornbill (B)).