Here are some good hotels that are affordable and located within the same area as the Event Location:
Pod 51: Good and clean and cheap. For a truly cheap room get one with a shared bathroom.
Yotel: Under $200 a night.
Hudson Hotel: Under $200 a night.
Empire Hotel: Under $200 a night.
Manhattan Hotel Times Square: Under $200 a night.
Days Inn Broadway: Under $200 a night.
Renaissance New York: Under $200 a night.
Getting Around Town
While in NYC the best way to get around is by the VIA APP, it is a car sharing service that costs around $7 flat rate anywhere in NYC.
The subway and busses can be complicated to navigate, and regular yellow cabs and Uber can be very expensive.
ParkWhiz: find a cheap daily rate for those who are driving into Manhattan. A typical daily rate in Manhattan for 24 hours parking is around $50. This site will help you find a rate around $30.