sentences:  It is part of the Allentown-Bethlehem-Easton, PA-NJ metropolitan area and is generally considered the eastern border of the Lehigh Valley.It shares its eastern border with the New York City Metropolitan Area, with its northwestern section bordering The Poconos.The most populous place was Phillipsburg, with 14,950 residents at the time of the 2010 Census, while Hardwick Township had both the largest area — — and the fewest people (1,696).