Average income for titled chess players What is the average income for an IM? What about for a super GM? Is there an online site/resource that has these average incomes?

Also only the ones that come from chess or chess-related activities(Sponsorships, Commentary, Tournament Organisation, etc)
This article may answer your question.

If you want it short:

On average, according to Natalia Pogonina (WGM), the top-3 players in the world earn 1 million / year, top 10 - over 200 000$, top 50 - over 100 000$.

If you want more information, try looking around this thread.