Which is the cheapest university / colledge to do my masters degree in New York with affordable accomodation?

Good day and hello everyone, hope we're all doing good?. I'd like to know which is the cheapest and most affordable university / colledge to do my masters degree in New York that will also include good and affordable accomodation as an international student?. Secondly, which is the best course to study to enable me work in an NGO?, A detailed and quick response will be appreciated, THANK U