Niles is a city in Berrien and Cass counties in the U.S. state of Michigan, near South Bend, Indiana. In 2010, the population was 11,600 according to the 2010 census. It is the larger, by population, of the two principal cities in the Niles-Benton Harbor Metropolitan Statistical Area, an area with 156,813 people.
The city is situated on the St. Joseph River and is mostly surrounded by Niles Township. Glacial deposits of large boulders and smooth stones mingle with heavy sedimentary deposits, producing rolling hills and steep river banks. The soil is rich and fertile.
According to the United States Census Bureau, the city has a total area of 5.95 square miles (15.41 km2), of which 5.79 square miles (15.00 km2) is land and 0.16 square miles (0.41 km2) is water. (Source, Wikipedia)