As of Feb 25, 2026, the average annual pay for a Assistant Secretary in Thailand is ฿22,664 a month.

WorkVenture Technologies is seeing annual salaries as high as ฿54,000 and as low as ฿12,000, however most of Assistant Secretary salaries currently range between ฿17,750 (25th percentile) to ฿44,100 (75th percentile) in Thailand.