The Orange Street Historic District encompasses a large residential in the East Rock section of New Haven, Connecticut.

Roughly bounded by Orange, Cottage, Eagle, State, and Audubon Streets, this area saw growth between about 1830 and 1900, and includes a broad diversity of well-preserved 19th-century residential structures.

[1] At that time, it included 546 buildings deemed to contribute to the historic character of the area.

In the 1820s, the Farmington Canal opened, spurring a round of industrial development that was accompanied by population growth.

They are stylistically diverse, with representative examples of styles from the late Federal period of the 1820s to the Colonial Revival of the early 20th century.