Kilkenny is a city in Le Sueur County, Minnesota, United States.

According to the United States Census Bureau, the city has a total area of 0.14 square miles (0.36 km2), all land.

[9][11] The area was previously served by the Minneapolis and St. Louis Railway.

[15] Little Irishman's Park, which has a playground and baseball diamond,[16] is located next to Saint Canice's church.

26.4% of all households were made up of individuals, and 15.1% had someone living alone who was 65 years of age or older.

28.8% of all households were made up of individuals, and 13.6% had someone living alone who was 65 years of age or older.

There were none of the families and 3.6% of the population living below the poverty line, including no under eighteens and none of those over 64.