Manchester is the largest city in the U.S. state of New Hampshire and the largest city of northern New England, an area composed of Vermont, New Hampshire and Maine. It is in Hillsborough County on the banks of the Merrimack River. As of the 2000 census, the city had a total population of 107,007, and in 2005 the New Hampshire Office of Energy and Planning estimated the population to be nearly 110,000. Manchester is the center of the Manchester, NH, New England City and Town Metropolitan Area, with a population in 2000 of 176,663, and is near the northern end of the BosWash megalopolis. Manchester apartments for rent comparison page shows most up to date rent information on Manchester apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.