La Porte (French for "The Door") is a city in LaPorte County, Indiana, United States, of which it is the county seat. Its population was 22,053 at the 2010 census. It is one of the two principal cities of the Michigan City-La Porte, Indiana Metropolitan Statistical Area, which is included in the Chicago-Naperville-Michigan City, Illinois-Indiana-Wisconsin Combined Statistical Area.
LaPorte is located in northwest Indiana, east of Gary, and west of South Bend and was first settled in 1832. The current mayor of La Porte, Blair Milo, is one of the youngest mayors in the city's history, elected to the position in 2011 at the age of 28.