Rome2rio uses cookies to help personalize content and show you personalised ads. By proceeding, you accept the use of cookies in accordance with our privacy policy. You may opt out of personalised ads at any time. OK

About Portsmouth

Portsmouth is a city in Rockingham County, New Hampshire, United States. As of the 2010 census it had a population of 21,233, and in 2018 the estimated population was 21,896. 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.

Get the Rome2rio app

Find the best way to get from A to B, anywhere in the world, on your mobile or tablet.

Compare your options: plane, train, bus, car, ferry, bike share, driving and walking directions all in one search.

Learn more about our apps