Business Loop Interstate 90 runs into Austin, as Interstate 90 bypasses to the northside of the city. This is completley within Mower County. It runs from M.P. 175 to M.P. 180A on I-90. BUSN Loop I-90 passes through the following town in Mower County. Austin BUSN Loop I-90 is multi-plexed in Mower County. Minnesota State Route 105, at Austin.