General John Frelinghuysen House

Relief Hose Company No. 2 Engine House is a two-story brick firehouse with a three-story tower located at 16 Anderson Street in the borough of Raritan in Somerset County, New Jersey, United States. The firehouse was built in 1894 and added to the National Register of Historic Places on December 14, 2000 for its significance in architecture. The building is a well-preserved example of a Victorian-era High Gothic style firehouse. The firehouse has hosted many municipal activities and at times housed Borough Council chambers and the public library. The building is still in use as an active firehouse. It currently houses The Raritan Fire Department's 2007 Seagrave Aerialscope Tower Ladder (52-121).

Raritan is an NJ Transit railroad station on the Raritan Valley Line, in Raritan, Somerset County, New Jersey, United States, north of the town center on Thompson Street. The station building is south of the tracks in the main parking lot and was built in the early 1890s. There are also three other small lots for this station. Raritan is the westernmost stop served by most Raritan Valley Line trains, as well as daily service. Service between Raritan and High Bridge operates during weekdays only. The station building has been listed in the state and federal registers of historic places since 1984 and is part of the Operating Passenger Railroad Stations Thematic Resource. It houses the local VFW Post inside. A small section is still open during the winter with heaters so passengers do not have to wait outside.

The Old Dutch Parsonage is a historical house built in 1751, moved about 1913 and now located at 65 Washington Place, Somerville, Somerset County, New Jersey, United States. It was added to the National Register of Historic Places on January 25, 1971, and noted as "an excellent example of mid-18th-century Flemish Bond brick structure".

The Nevius Street Bridge is a double intersection Pratt truss bridge that once carried car traffic across the Raritan River between Hillsborough Township and Raritan Borough in Somerset County, New Jersey, United States. The bridge, described using its historic name, Raritan Bridge, was added to the National Register of Historic Places on November 12, 1992, for its engineering and method of construction. It is part of the Metal Truss Bridges in Somerset County Multiple Property Submission (MPS).

The Somerville Circle is a roundabout located on the border of Bridgewater Township and Raritan, in Somerset County, New Jersey in the United States. The circle lies at the intersection of U.S. Routes 202 and 206, and New Jersey Route 28. The circle was built in the 1930s when the area was rural, but as the region became more populated the circle became notorious for being confusing for drivers and a frequent spot for traffic accidents and traffic backups. In the 1990s, a bridge was built that allowed Route 202 to bypass the circle completely. The Somerville Circle is no longer officially considered a traffic circle by the New Jersey Department of Transportation.

The Wallace House is a Georgian style historic house, which served as the headquarters of General George Washington during the second Middlebrook encampment (1778–79), located at 38 Washington Place, Somerville, Somerset County, New Jersey, United States. It was added to the National Register of Historic Places on December 2, 1970.

The Raritan River Greenway is a proposed path in Somerset County, New Jersey that would link Branchburg Township to the East Coast Greenway with the Delaware and Raritan Canal trail in South Bound Brook. Raritan River Greenway is a priority park for Somerset County.

The John Basilone Veterans Memorial Bridge is a bridge in New Jersey that crosses the Raritan River. The bridge was built in 2005 to replace the smaller Nevius Street Bridge built in 1886. The Nevius Street Bridge today functions as a pedestrian bridge. The bridge connects First Avenue and what used to be the short one way block of Lyman Street in Raritan with River Road in Hillsborough. After crossing into Hillsborough, the road curves to meet up with the old alignment with the Nevius Street Bridge. The bridge is named for local World War II hero, John Basilone. The bridge has a pedestrian tunnel underneath its northern approach, as part of the Raritan River Greenway.

Somerville Public Library is a public library of the Somerset County Library System of New Jersey and is located at 35 West End Avenue in Somerville, New Jersey. It is centered at the end of Somerville’s downtown Main Street and is in the same building as the town’s Borough Hall. The library offers books, movies, CDs, and periodicals. It also hosts special events, such as programs and lectures for each age group, as well as providing free WiFi access.

The J. Harper Smith Mansion is a historic Late Victorian house built in 1880 by James Harper Smith and located at 228 Altamont Place in the borough of Somerville in Somerset County, New Jersey, in the United States. The architect Horace Trumbauer designed the library addition in 1898. The privately owned residence was added to the National Register of Historic Places on December 31, 1998, for its significance in architecture from 1880 to 1911.

The West End Hose Company Number 3 is a historic two-story brick firehouse located at 15 North Doughty Avenue in the borough of Somerville in Somerset County, New Jersey, United States. The building was added to the National Register of Historic Places on July 17, 2002 for its significance in architecture and social history. The building is currently the Somerville Fire Department Museum operated by the Somerville Exempt Firemen's Association.

St. John's Episcopal Church is a historic church located at 154–158 W. High Street in the borough of Somerville in Somerset County, New Jersey. Built in 1895, it was designed by architect Horace Trumbauer in Early English Gothic style. St. John's Church Complex, which includes the church, rectory, and parish hall, was added to the National Register of Historic Places on May 30, 2003 for its significance in architecture and social history.