Laconia is a town in Boone Township, Harrison County, Indiana, United States.

[4] According to the 2010 census, Laconia has a total area of 0.05 square miles (0.13 km2), all land.

[6] The Boone family, prominent in the settlement of southern Harrison County, owned large tracts of land throughout the township which bears their name.

Laconia was the distribution center for mail and was served by the L&N Railroad, which ran on the Kentucky side of the Ohio River.

Because of the proximity of an ample supply of lumber, the Elbert Brothers established a furniture factory near Laconia in 1868.

Just south of town, John Ashton had a lumber mill which provided materials for many of Laconia's structures.

The Laconia General Store, built in 1927, is the only remaining commercial building operating on the square.

The minister traveled from Mauckport, about seven miles to the southwest, to conduct services.

The late Bill Cook restored the structure and it now serves as a community center and apartments.