 The 2010 census estimated that 89 @.@ 3 percent of residents in Omak commuted to work by automobile ; more than the state average of 72 @.@ 4 percent . Four percent of residents carpooled ; fewer than Washington 's average . 3 @.@ 8 percent walked ; close to the state average . The median time to travel to work was 11 @.@ 5 minutes , less than the state average of 25 @.@ 5 minutes . In the late 1960s , U.S. Route 97 was rerouted to the east and Downtown Omak was bypassed . Large signs located just off U.S. Route 97 promote the city 's central business district . 
