Hammond is a city in Lake County, Indiana, United States. It is part of the Chicago metropolitan area. First settled in the mid-19th century, it is one of the oldest cities of northern Lake County. As of the 2010 United States census, it is also the largest in population: the 2010 population was 80,830, replacing Gary as the most populous city in Lake County. From north to south, Hammond runs from Lake Michigan down to the Little Calumet River; from... Show more

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