Idaho State Highway 39

State Highway 39
State Highway 39
	SH-39 highlighted in red
Route information
	Maintained by ITD
Length	52.924 mi (85.173 km)
Major junctions
South end	I-86 / US 30 in American Falls
North end	US 26 in Blackfoot
Highway system
	Idaho State Highway System; Interstate; US; State;

State Highway 39 (SH-39) is a 52.924-mile-long (85.173 km) state highway located in Power and Bingham counties in Idaho. SH-39 runs from its southern terminus at Interstate 86 (I-86) in American Falls to its northern terminus at U.S. Route 26 (US-26) in Blackfoot. Between the two cities, it passes through the city of Aberdeen and the communities of Springfield and Pingree.

Route description[]

Idaho State Highway 39 begins at an interchange with Interstate 86 next to the American Falls Airport. The highway proceeds west, bypassing the community of American Falls. The road travels along the American Falls Dam, before bending northward, and traveling parallel to American Falls Reservoir. The highway continues, bending northeast, before bending back northward, and passing through the community of Aberdeen. The roadway continues north, before traveling northeast for a short distance, and turning north again. The route continues north, before bending eastward and proceeding. The highway proceeds eastward for several miles, before bending northeastward. The highway continues northeastward, and, after a long distance, passes the . The road bends eastward, passing through the community of Moreland. The highway continues eastward to its eastern terminus, an intersection with U.S. Route 26.^[2]

Major intersections[]

County	Location	mi^[1]	km	Destinations	Notes
Power		0.000	0.000	I-86 BL begins / I-86 / US 30 – Pocatello, Idaho Falls, Twin Falls	Southern terminus of SH-39; eastern terminus of I-86 BL; south end of I-86 BL concurrency; I-86 exit 40; road continues east as Frontage Road (former US 30 east)
Power	American Falls	1.72	2.77	I-86 BL west – American Falls	North end of I-86 BL concurrency
Bingham		52.924	85.173	US 26 – Arco, Blackfoot, Idaho Falls	Northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi Concurrency terminus