Carlisle (/ˈkɑːrlaɪl/ KAR-lyle[5]) is a city in northwestern Warren and southern Montgomery counties in the southwestern part of the U.S. state of Ohio.

The Warren County portion of Carlisle is part of the Cincinnati–Middletown, OH-KY-IN Metropolitan Statistical Area, while the Montgomery County portion is part of the Dayton, OH Metropolitan Statistical Area.

Carlisle is known for an area landmark: a "double UFO" house off Chamberlain Road, which resembles two silver-colored flying saucers connected by a metal duct.

[6][7] Carlisle had its start in 1850 when the railroad was extended to that point and a train station was built.

[8] The village was named for "railroad man" George B. Carlisle, who in the mid-19th century "bought and platted a large section of the community".

In the 2020 census, the population was 5,501;[12] on October 20, 2021, Carlisle regained city status.

20.6% of all households were made up of individuals, and 10.1% had someone living alone who was 65 years of age or older.

The New Jersey Settlement in Ohio 1800-1990 Written by Carlisle Citizens Edited by Harriet E. Foley