New York Boulders | 1,668 followers on LinkedIn. Affordable, Family Fun! | The New York Boulders are an American Professional Baseball team based in Pomona, New York within Rockland County. We are a member of the newly-formed Frontier League. The Boulders provide affordable, family entertainment in the Lower Hudson Valley and northern New Jersey as the team's consumer and corporate partner base primarily resides within the affluent counties of Rockland, Bergen, Westchester, and Orange.