The Salt Lake City Marathon is happening April 23. The route will be 100% closed to traffic, so drivers will have to plan ahead. Some roads will be closed for up to seven hours, according to the ...

Meanwhile, the marathon’s finish line near the Salt Lake City and County Building will shut down from 3 a.m. to 3 p.m. The Sugar House Park road will also be closed from 6:15 a.m. to 11 a.m.