Colorado State Highway 15

State Highway 15
State Highway 15
	SH 15 highlighted in red
Route information
	Maintained by CDOT
Length	22.834 mi (36.748 km)
Major junctions
North end	US 160 / US 285 in Monte Vista
East end	US 285 / SH 17 near La Jara
Location
Country	United States
State	Colorado
Counties	Rio Grande, Conejos
Highway system
	Colorado State Highway System; Interstate; US; State; Scenic;

State Highway 15 in the U.S. state of Colorado is a north–south, then east–west, state highway in the San Luis Valley region of Southern Colorado. It connects the two towns of Monte Vista and La Jara. There is a gap in the route.

Route description

The route begins at a concurrency between US 285 and US 160. After about 12 miles, at the Rio Grande-Conejos county line, there exists an eight-mile gap^[1] filled in by Conejos County Route 6.^[2] After the gap, SH 15 reappears, crosses over the La Jara Creek, and ends at US 285 south of Alamosa.

History

The route was established in the 1920s as a much longer route, but it was gradually cut down to its current length. The route was paved in 1957.^[2]

Major intersections

County	Location	mi^[1]	km	Destinations	Notes
Rio Grande	Monte Vista	0.000	0.000	US 160 (1st Street) / US 285	Northern terminus; highway continues as US 285 north (Broadway north)
Rio Grande		10.41	16.75	SH 370 east
Rio Grande–Conejos county line		12.37	19.91	CR 12S	End state maintenance
Road 6 continues south
Conejos		20.39	32.81	FH 255	Begin state maintenance
		26.56	42.74	SH 371 – Carmel Dist.
		30.915	49.753	US 285 (SH 17) – Alamosa, La Jara, Antonito	Eastern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi