Loudonville is a village in Ashland and Holmes counties in the U.S. state of Ohio. The population was 2,641 at the 2010 census. Loudonville is nicknamed the “Canoe Capital of Ohio” for the many canoe liveries along the Mohican River. It is also house to Mohican State Park and Mohican-Memorial State Forest and Landoll’s Mohican Castle.

Loudonville was laid out in 1814 by James Louden Priest, and named for him. A publicize office called Loudonville has been in operation before 1820.

Loudonville was the long-time (1913–96) home of The Flxible Company, a manufacturer of motorcycle sidecars, commercial cars (hearses, ambulances, and flower cars), intercity coaches, and city-transit coaches. During World War II, Flxible interrupted its usual production and built otherwise a variety of feat goods. A ration of the former Flxible tree-plant was in use as a parts depot and service lessening for the Motor Coach Industries until December 5, 2014, when all production was shut down.

The town of Loudonville includes three sites upon the National Register of Historic Places. These increase the Ohio Theatre, which was erected in 1909 under the pronounce of “City Hall and Opera House”. The theatre had a scared history, and was on the subject of closed in the 1900s, but three freshmen from the Loudonville High School raised $4,000 in a local aptitude show. In 2009, the Ohio Theater celebrated its 100th anniversary. The home of Phillip J. Black located at 303 N. Water Street is then listed upon the National Register of Historic Places. Built in 1856, it is now house to the Blackfork Inn Bed & Breakfast.