Downtown Portsmouth and its adjacent neighborhoods, the South End and North End, include many points of scenic and historic significance, including 10 buildings on the National Register of Historic Buildings, 10 National Historic Landmarks, and three homes maintained by the Society for the Preservation of New England Antiquities.

These pages present some of the highlights to be found along the Portsmouth Harbour Trail. For’s listing of tours of Portsmouth and the Seacoast, see Things to Do > Tours.

Market Square and North Church in Portsmouth, NH

Market Square and North Church

Market Square has been the economic and commercial center of Portsmouth since the mid-1700s. It has been a military training ground, site of a meeting...

Portsmouth Athenaeum

Portsmouth Athenaeum

The Portsmouth Athenæum  is a non-profit membership library and museum incorporated in 1817. Membership libraries were first created in the 18th century for the mutual...

Market Street, Portsmouth NH

Market Street

Market Street, a remarkable collection of commercial buildings, retains much of its original character despite continuous alterations over the past 190 years. Cast-iron storefronts added...

moffatt-ladd house

Moffatt-Ladd House

William Whipple, a signer of the Declaration of Independence and husband of Katherine Moffatt, lived and died in this house. Portraits, letters, manuscripts, fine furnishings,...

USS Albacore

USS Albacore

Albacore Park, adjacent to Market Street Extension (Exit 7 off I-95), is the home to the USS Albacore, once the fastest submarine in the world....

Sister Tugs, Portsmouth by Diana Nault

Moran Tugboats

Since the 1930s, this pier on Ceres Street has been home to several 100-foot tugboats that guide tankers and other large commercial vessels safely through...

Bow Street, Portsmouth NH

Bow Street

Bow Street evolved from an early 18th-century path that connected the city’s two primary waterfront areas, Ceres Street and today’s Prescott Park. Its brick warehouse...

Memorial Bridge by Sharon Seaward

Memorial Bridge

The 1,201-foot  Memorial Bridge is the only Piscataqua River bridge with provisions for pedestrians and bicycles.  The first truss bridge of its kind, it replaced...

Warner House Portsmouth NH

Warner House

The Warner House is the only surviving mansion of many that once lined Daniel Street. Built in 1716-18, it is the region’s finest urban brick...

1817 US Custom House

1817 U.S. Custom House

This 1817 building served as Portsmouth’s Custom House and Post Office from about 1817 to 1858. Both then moved to the large granite Federal Building...

Gov. John Langdon House

Gov. John Langdon House

The Gov. John Langdon House, two blocks east of Market Square, reflects the wealth and position of merchant and patriot leader John Langdon, who was...

Portsmouth Naval Shipyard

Portsmouth Naval Shipyard

Portsmouth Naval Shipyard was founded by the U.S. Congress on June 12, 1800, as the first of six public shipyards. In 1905, the Treaty of...

Strawbery Banke Museum

Strawbery Banke Museum

Strawbery Banke, a unique outdoor urban history museum, explores how ordinary people lived during four centuries. Forty buildings, most on their original sites, trace the...

The Rockingham, Portsmouth NH

The Rockingham

Originally called the Rockingham Hotel, the State Street building was once owned by Frank Jones, Portsmouth’s 19th-century millionaire entrepreneur and celebrated ale-maker. After Jones’ 1884...


Rundlet-May House

The Rundlet-May House, which retains its original 1807 stables and layout, was the home of James Rundlet, a textile merchant and investor. The home-museum exhibits...

john paul jones house portsmouth nh

John Paul Jones House

Godfrey Purcel’s widow boarded John Paul Jones in this 1761 building while his ships Ranger (1777) and America (1781) were outfitted at the Langdon yards.

Richard Jackson House, NH's oldest

Richard Jackson House

A plank and frame building built in 1664, the Richard Jackson House is the oldest standing building in New Hampshire.

The Music Hall

The Music Hall

The Music Hall, constructed in 1878, is one of the oldest continuously operating concert halls in the United States and the second-oldest in New England....