- Interstate 494 (I-494) is an auxiliary Interstate Highway making up part of a beltway of I-94, circling through the southern and western portions of the Minneapolis–Saint Paul metropolitan area in Minnesota. The 42.94-mile (69.11 km) road is coupled with I-694 (which circles the northern edge of the Twin Cities metro area) at each end and composes more than half of the major beltway of the region. I-694/I-494 also act as loop routes for I-35E and I-35W.