 Another section, from Ridgeway to the Orleans–Monroe county line, was added to Route 30's definition in 1914 as a spur route.On March 1, 1921, the mainline of Route 30 was realigned to follow Ridge Road between Ridgeway and the Rochester city line at Greece.When the first set of posted routes in New York were assigned in 1924, the segment of Route 30 from Rochester to Red Creek became part of NY 3.