Indiana

Lake County sits along the southern shore of Lake Michigan, and is home to the once-prosperous city of Gary. Recent years and the decline of industry have not been kind to Lake County, and the once Democratic bastion has become much more competitive due to union workers moving away or switching parties. Kamala Harris only won Lake by just shy of 6 points, significantly down from Biden's 15-point margin in 2020. Losing Lake federally would have dire consequences for Democrats holding the state's 1st Congressional district, and hurt them significantly downballot. The county is also one of a few in the state that is in the Central Time Zone, due to many people commuting into Chicago for work