Which school do you want to study? What program can you take? Are the schools offering scholarships?
The average budget for international students studying in Thailand ranges from 15,000 to 25,000 baht a month. It covers for accomodation, meals, and other expenses.
There is no specific number on how many Filipinos are currently living in Thailand, but there is a Filipino community in the country that supports their fellow Filipinos in Thailand and those who are planning to live or stay there.