New London Public Library

The New London County Courthouse is a historic courthouse located at 70 Huntington Street at the top of State Street in New London, Connecticut. It was built in 1784–86, and its design is attributed to Isaac Fitch. It is the oldest courthouse in Connecticut according to a plaque on the building, and the State of Connecticut Superior Court sits there. It was added to the National Register of Historic Places in 1970.

New London is a seaport city and a port of entry on the northeast coast of the United States, located at the outlet of the Thames River in New London County, Connecticut. The city is part of the Southeastern Connecticut Planning Region. New London is home to the United States Coast Guard Academy, Connecticut College, Mitchell College, and The Williams School. The Coast Guard Station New London and New London Harbor is home port to the Coast Guard Cutter Coho and the Coast Guard's tall ship Eagle. The city had a population of 27,367 at the 2020 census. The Norwich–New London metropolitan area includes 21 towns and 274,055 people.

The Garde Arts Center is a non-profit performing arts center and cinema located at 325 State Street at the corner of Huntington Street in New London, Connecticut. It owns and operates the Garde Theatre, a historic movie palace and current concert venue with approximately 1,500 seats.

Whale Oil Row is a collection of four similar, high-quality Greek Revival houses standing side by side at 105–119 Huntington Street in New London, Connecticut. All were built for developer Ezra Chappel between 1835 and 1845 by Charles Henry Boebe, and they exemplify the wealth and taste of New London's whaling-funded upper class. They were added to the National Register of Historic Places in 1970.

St. James Episcopal Church at 76 Federal Street at the corner of Huntington Street in New London, Connecticut is a historic church in the Episcopal Diocese of Connecticut. The congregation was founded in 1725, and the current church – the congregation's third – was built from 1847 to 1850 to designs in the Gothic Revival style by Richard Upjohn. The building was added to the National Register of Historic Places in 2004.

The Huntington Street Baptist Church is a historic Baptist Church meeting house at 29 Huntington Street in New London, Connecticut. Built in 1843 by John Bishop, who also designed it, it is one of the last major examples of Greek Revival architecture to be built in the city. The church was built by a Universalist congregation and then purchased by a Baptist one. The building was listed on the National Register of Historic Places in 1982. As of 2017, the church is still in use as a Baptist house of worship.

The Acors Barns House is located at 68 Federal Street at the corner of Meridian Street in New London, Connecticut. Barns was a wealthy merchant in the whaling industry whose company became one of the largest whaling firms in the city. He managed to avoid the collapse of whaling by investing elsewhere; he was the founder of the Bank of Commerce in 1852, and his son and grandson succeeded him as president. Built in 1837, the Acors Barns House is a two-and-one-half story Greek Revival house with a gable roof and clapboarded exterior. The front facade of the house is five bays wide with a Greek Revival portico leading to the main entrance. Additions to the house include a projecting center dormer, and second-story projection over a partially enclosed veranda. The plain exterior is contrasted by interior's elaborate hall ceilings, detailed woodwork and arched marble fireplaces. Journalist David Collins wrote in The Day newspaper that the Acors Barns house is a "fine and rare example" of architecture that is especially important to New London. The Acors Barns House was added to the National Register of Historic Places (NRHP) on April 22, 1976.

The Williams Memorial Park Historic District is located in New London, Connecticut, roughly bounded by Hempstead, Broad, Mercer and Williams Streets, with houses on Broad Street south to Cottage Street included. Williams Memorial Park – which was designed by Frederick Law Olmsted – is also included, as is the Civil War monument located there; 16 houses are part of the district, while two buildings – a brick office building at 43 Broad Street and an apartment building at 127 Hempstead Street, are non-contributing properties. Four of the six outbuildings in the district are contributing. Nine different architectural styles are represented in the district. The area was developed through the efforts of members of the locally prominent Williams family, whose fortune was made in the whaling industry, and contains some of New London's finest late-19th century architecture. The district was listed on the National Register of Historic Places on December 3, 1987.

The Prospect Street Historic District encompasses approximately 5.5 acres northwest of the central business district of New London, Connecticut. The district is bounded by Bulkeley Place on the north, Hempstead Street on the west, Federal Street on the south and Huntington Street on the east. Prospect Street bisects the district on a north-south axis. The residential area includes 24 buildings, most of which are Greek Revival or Italianate houses built between 1838 and 1859. The area was developed in response to local demand for increased middle-class housing, and the dense development and modest scale of the buildings is reflective of this objective.The district was listed on the National Register of Historic Places on July 31, 1986.

The U.S. Post Office-New London Main is located at 27 Masonic Street in New London, Connecticut. Completed in 1934 as part of a Depression-era jobs program, it is one of the small number of such post offices designed by a private architectural firm, Payne & Keefe. The building was listed on the National Register of Historic Places in 1986.

The Joshua Hempsted House is a historic house museum at 11 Hempstead Street in New London, Connecticut. Built about 1678 and altered several times during the 18th century, it is one of the state's oldest surviving buildings, and provides a virtual catalog of early construction methods due to its state of preservation. The house was acquired by Connecticut Landmarks in 1937, which operates it and the adjacent 1759 Nathaniel Hempstead House as a historic house museum complex known as the Hempsted Houses. The houses have been restored to reflect a late 17th to mid 18th-century appearance, and was listed on the National Register of Historic Places in 1970.

The Coit Street Historic District in New London, Connecticut is a historic district that was listed on the National Register of Historic Places in 1988. It includes 33 contributing buildings over a 4 acres (1.6 ha) area, located just southwest of the city's central business district. The area included in the district was formerly known as Bream Cove, which was filled in and developed in the 19th century. The area includes four out of twelve surviving 18th-century buildings in the city. It includes all of the properties on Coit and Brewer Streets, as well as those on Blinman Street between those two streets.