Portsmouth is a city in Rockingham County, New Hampshire, United States. At the 2020 census it had a population of 21,956. A historic seaport and popular summer tourist destination on the Piscataqua River bordering the state of Maine, Portsmouth was formerly the home of the Strategic Air Command's Pease Air Force Base, since converted to Portsmouth International Airport at Pease.
AdJoin Us In NewHampshire For An Exciting Night Out At The Theatre. Purchase Your Tickets! Looking For Concerts In NewHampshire? The CCA Offers Varied Performances And Events.