Route information | ||||
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Maintained by INDOT | ||||
Length | 171.54 mi[1] (276.07 km) | |||
Existed | 1960[2]–present | |||
NHS | Entire route | |||
Major junctions | ||||
West end | I-74 at Illinois state line | |||
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East end | I-74 / US 52 at Ohio state line | |||
Location | ||||
Country | United States | |||
State | Indiana | |||
Counties | Vermillion, Fountain, Montgomery, Boone, Hendricks, Marion, Shelby, Rush, Decatur, Franklin, Ripley, Dearborn | |||
Highway system | ||||
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Interstate 74 (I-74) in the US state of Indiana traverses central parts of the state from west to east. It connects Champaign, Illinois, with Indianapolis in the center of the state, and Indianapolis with Cincinnati, Ohio. I-74 covers 171.54 miles (276.07 km) across Indiana, a portion of which is concurrently routed through Indianapolis along the southern and western legs of I-465.