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.
AdFind the top-rated and best-reviewed tours and activities in Portsmouth for 2025. Convenient cancelaltion policy and 24/7 customer service to help you if your plans change.
Site visitors: Over 1M in the past month
Established in 2009 · Thousands of destinations · Easy online booking · Skip-the-line tickets
Save
Share
More