New Haven is a city in Adams, Jefferson, and St. Joseph townships, Allen County, Indiana, United States.

A Burgess home on Summit Street is the oldest brick structure in Jefferson Township.

Green built a large frame Greek Revival house on the hill above what is now Schnelker Park and the former New Haven Elementary School building.

In the 1850's the Swiss Amish arrived in the region,[7] and what makes them distinct is that they speak an Alsatian German Language.

The Fort Wayne Railroad Historical Society operates east of New Haven on Edgerton Road.

The paper served New Haven, Leo-Cedarville, Grabill, Harlan, Woodburn, Hoagland, and Monroeville.

The bed of Lake Maumee then became the Great Black Swamp, which covered an area between New Haven and present-day Toledo, Ohio.

The route of the old Lincoln Highway east of New Haven follows the southern lakebank of glacial Lake Maumee, a notable geological feature.

[18] New Haven is surrounded by an abundance of fertile soil, making agriculture the largest visible economic asset.

Other major employers include East Allen County Schools, Norfolk Southern, and BFGoodrich (located in nearby Woodburn, Indiana).