State Route 446 (SR 446) is a state highway serving Washoe County, Nevada. The route runs from SR 445 (Pyramid Lake Road) to SR 447 (Gerlach Road) at the town of Nixon.
SR 446 became a Nevada Scenic Byway on June 27, 1996 and was designated part of the Pyramid Lake National Scenic Byway on July 15 of that year.