Michigan City is a city in LaPorte County, Indiana, United States. 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 Combined statistical area. In the region known to locals as Michiana, the city is about 50 miles (80 km) east of Chicago and 40 miles (64 km) west of South Bend. It had a population of 31,479 at the 2010 census.
Michigan City is noted for both its proximity to Indiana Dunes National Park and for bordering Lake Michigan. It receives a fair amount of tourism during the summer, especially by residents of Chicago and nearby cities in Northern Indiana. The lighthouse is a notable symbol of the city and is incorporated in the heading of its sole newspaper, The News Dispatch, and its official seal.
Michigan City is located at 41°42′34″N 86°53′13″W (41.709389, -86.886928).
According to the 2010 census, Michigan City has an area of 22.855 square miles (59.19 km2), of which 19.59 square miles (50.74 km2) (or 85.71%) is land and 3.265 square miles (8.46 km2) (or 14.29%) is water.
Michigan City is home to Trail Creek, which flows into Lake Michigan.
As of the census of 2010, there were 31,479 people, 12,136 households, and 7,147 families living in the city. The population density was 1,606.9 inhabitants per square mile (620.4/km2).