Idaho State Highway 128

State Highway 128
A map of northern Lewiston with SH-128 highlighted in red
Route information
Maintained by ITD
Length	2.198 mi[1] (3.537 km)
Existed	1989–present
Major junctions
West end	SR 128 at Washington state line
East end	US 12 in Lewiston
Location
Country	United States
State	Idaho
Counties	Nez Perce
Highway system
Idaho State Highway System Interstate US State
← SH-87 → SH-162

State Highway 128 (SH-128) is a 2.2-mile-long (3.5 km) state highway in the U.S. state of Idaho, serving the city of Lewiston in Nez Perce County. The highway travels east along the Clearwater River within Lewiston from Washington State Route 128 (SR 128) to U.S. Route 12 (US 12). It was created in 1989 after improvements were made to an existing county road.