Although it is very popular among tourists and therefore the prices here are relatively much more expensive from countries in Asia, but the price in Thailand also still belongs to low compared to many countries in the northern hemisphere.
You can rent an apartment here for $160-320 a month. For food, you can get for $1-3, and rent bikes or less for $63-80 a month. And you could live side by side with luscious forests and costs around $4/day.