New York is a state in The Northeastern region of the United States of America. It was one of the original thirteen colonies.
Brooklyn, one of the boroughs of New York City, is the location of Brooklyn House, the twenty-first nome of the House of Life. Brooklyn House makes an appearance in all the three books of the trilogy.
The main locations of the state seen are Camp Half-Blood on Long Island and Manhattan as seen in visions from the dagger of Piper McLean. Keeseville in upstate New York is the prime location of the short story Son of Magic in The Demigod Diaries.
Manhattan and Camp Half-Blood are the sole locations for The Hidden Oracle.