Rockland Highway | ||||
SH-37 highlighted in red | ||||
Route information | ||||
Maintained by ITD | ||||
Length | 31.231 mi[1] (50.261 km) | |||
Major junctions | ||||
South end | Rockland Highway near Roy | |||
North end | ![]() ![]() | |||
Location | ||||
Country | United States | |||
State | Idaho | |||
Counties | Power | |||
Highway system | ||||
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State Highway 37 (Rockland Highway/SH-37) is a 31.231-mile (50.261 km) north–south state highway in Power County, Idaho, United States, that connects Rockland Highway (south of Roy) with Interstate 86/U.S. Route 30 in Idaho (I-86/US 30), southwest of American Falls.[1][2]