Derry

Derry is a town in Rockingham County, New Hampshire, United States. The population was 34,317 at the 2020 census. Although it is a town and not a city, Derry is the most populous community in Rockingham County and the fourth most populous in the state. The town's nickname, "Spacetown", derives from the fact that Derry is the birthplace of Alan Shepard, the first astronaut from the United States in space. Derry was also for a time the home of the poet Robert Frost and his family.

The Derry census-designated place, with a 2020 population of 22,879, occupies the central part of the town, extending from Derry's downtown in the west to the town of Hampstead in the east. The town also includes the village of East Derry.