Manchester is a city in southern New Hampshire, United States. It is the most populous city in northern New England, an area comprising the states of Maine, New Hampshire, and Vermont. As of the 2010 census the city had a population of 109,565, and in 2018 the population was estimated to be 112,525.
Manchester is in south-central New Hampshire, 18 miles (29 km) south of Concord, the state capital, and the same distance north of Nashua, the second-largest city in the state. Manchester is 51 miles (82 km) north-northwest of Boston, the largest city in New England.
According to the United States Census Bureau, the city has a total area of 35.0 square miles (90.6 km), of which 33.1 square miles (85.7 km) are land and 1.9 square miles (4.8 km) are water, comprising 5.33% of the city. Manchester is drained by the Merrimack River and its tributaries the Piscataquog River and Cohas Brook. Massabesic Lake is on the eastern border. The highest point in Manchester is atop Wellington Hill, where the elevation reaches 570 feet (170 m) above sea level.
The city is the center of the Manchester, New Hampshire, New England City and Town Metropolitan Area (NECTA MA), which had a population of 187,596 as of the 2010 census. As of the 2010 census, the city had a population of 109,565, and its 2018 population estimate was 112,525. The Manchester-Nashua metropolitan area, with an estimated population in 2015 of 406,678, is home to nearly one-third of the population of New Hampshire.
As of the census of 2010, there were 109,565 residents, 45,766 households, and 26,066 families in the city. The population density was 3,320.2 people per square mile (1,281.5/km²). There were 49,288 housing units at an average density of 1,493.6 per square mile (576.5/km²). The racial makeup of the city was 86.1% White, 4.1% Black or African American, 0.30% Native American, 3.7% Asian, 0.1% Pacific Islander, 3.1% from some other race, and 2.7% from two or more races. Hispanic or Latino of any race were 8.1% of the population. Non-Hispanic Whites were 82.0% of the population, down from 98.0% in 1980.
In 2011 the largest ancestry groups within the city’s population were: French and French-Canadian (23.9%), Irish (19.5%), English (9.9%), German (8.6%), and Italian (8.1%).
At the 2010 census, there were 45,766 households, out of which 26.4% had children under the age of 18 living with them, 38.4% were married couples living together, 13.1% had a female householder with no husband present, and 43.0% were non-families. Of all households 32.4% were made up of individuals and 9.8% had someone living alone who was 65 years of age or older. The average household size was 2.34 persons and the average family size was 2.99.
In the city, the population was spread out with 21.6% under the age of 18, 10.2% from 18 to 24, 30.4% from 25 to 44, 26.0% from 45 to 64, and 11.8% who were 65 years of age or older. The median age was 36.0 years. For every 100 females, there were 98.5 males. For every 100 females age 18 and over, there were 96.6 males.
In 2011 the estimated median income for a household in the city was $51,082, and the median income for a family was $63,045. Male full-time workers had a median income of $43,583 versus $37,155 for females. The per capita income for the city was $26,131. Of the population 14.1% and 9.6% of families were below the poverty line. Out of the total people living in poverty, 21.8% were under the age of 18 and 9.9% were 65 or older.