State Highway 15 is the name for two once-connected state highway

State highway

State highway, state road or state route can refer to one of three related concepts, two of them related to a state or provincial government in a country that is divided into states or provinces :#A...

s in Oklahoma

Oklahoma

Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

. One begins at the Texas

Texas

Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

 state line and runs for 47.1 miles (75.8 km) through Woodward

Woodward, Oklahoma

Woodward is a city in and the county seat of Woodward County, Oklahoma, United States. It is the largest city in a nine-county area. The population was 12,051 at the 2010 census....

; the other runs for 62.4 miles (100.4 km) between U.S. Highway 64/U.S. Highway 412 and State Highway 18

State Highway 18 (Oklahoma)

State Highway 18, abbreviated as SH-18 or OK-18, is a highway maintained by the U.S. state of Oklahoma. It was once one of the longest state highways in the Oklahoma road system, but now has a total length of .-Route description:...

 north of Pawnee

Pawnee, Oklahoma

Pawnee is a city in Pawnee County, Oklahoma, United States. The population was 2,230 at the 2000 census. It is the county seat of Pawnee County.-Geography:Pawnee is located at...

. SH-15 has no lettered spur routes.

Western section

The western SH-15 begins at the Texas state line, connecting to Texas' State Highway 15

State Highway 15 (Texas)

State Highway 15, or SH 15, runs from the Texas-Oklahoma boundary 6 miles east of Follett to US 54 in Stratford.In 1955, SH 117 was redesignated as SH 15 for its entire route from the Texas/Oklahoma state line in Lipscomb County through the northeast Panhandle to an intersection with U.S. Highway...

 between Catesby

Catesby, Oklahoma

Catesby is an unincorporated community located in Ellis County, Oklahoma. Named for Catesby ap Roger Jones, the town was founded on July 1, 1902. The post office was opened by Ella M. Rose on February 18, 1902...

 and Shattuck

Shattuck, Oklahoma

Shattuck is a town in Ellis County, Oklahoma, United States. The population was 1,356 at the 2010 census.-Geography:Shattuck is located at .According to the United States Census Bureau, the town has a total area of , all of it land....

. It runs east for seven miles (11.2 km) to US-283, which it overlaps into Shattuck. In Shattuck, SH-15 splits off to the northeast, heading through Gage

Gage, Oklahoma

Gage is a town in Ellis County, Oklahoma, United States. The population was 442 at the 2010 census.-Geography:Gage is located at ....

 and Fargo

Fargo, Oklahoma

Fargo is a town in Ellis County, Oklahoma, United States. The population was 364 at the 2010 census. Fargo, like many towns in the region, has never fully recovered from the Dust Bowl years.-Geography:Fargo is located at ....

, before ending in Woodward

Woodward, Oklahoma

Woodward is a city in and the county seat of Woodward County, Oklahoma, United States. It is the largest city in a nine-county area. The population was 12,051 at the 2010 census....

.

Eastern section

The eastern SH-15 picks up a US-64/412 south of Garber, and begins concurrent

Concurrency (road)

A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 with State Highway 74

State Highway 74 (Oklahoma)

State Highway 74, usually abbreviated as SH-74 or OK-74 is the numbering of two different highways maintained by the U.S. state of Oklahoma. These highways were once a single major north–south route, connecting Oklahoma City to more rural parts of the state...

 heading northbound. It splits from SH-74 to head through Billings

Billings, Oklahoma

Billings is a town in Noble County, Oklahoma, United States. The population was 436 at the 2000 census.-Geography:Billings is located at .According to the United States Census Bureau, the town has a total area of , all of it land.-Demographics:...

 and has an interchange with Interstate 35 at milemarker 203. It then has a five-mile (8.0 km) concurrency with U.S. Highway 77. After leaving US-77, it passes through Red Rock

Red Rock, Oklahoma

Red Rock is a town in Noble County, Oklahoma, United States. The population was 293 at the 2000 census...

, and has a 4 miles (6.4 km) concurrency with US-177, and splits off just north of the intersection with the Cimarron Turnpike

Cimarron Turnpike

The Cimarron Turnpike is a toll road in north-central Oklahoma. Opened to traffic in 1975, the route runs , from a junction with Interstate 35 north of Perry, to Westport, just west of Tulsa. The route also consists of a spur which runs from the mainline southwest to a junction with US-177 north...

. It bridges Sooner Lake and runs for 15 more miles (24 more km) before ending at State Highway 18

State Highway 18 (Oklahoma)

State Highway 18, abbreviated as SH-18 or OK-18, is a highway maintained by the U.S. state of Oklahoma. It was once one of the longest state highways in the Oklahoma road system, but now has a total length of .-Route description:...

 north of Pawnee.

History

The two sections of SH-15 were once connected into one highway. However, when U.S. Highway 412 was commissioned, the middle section of highway (from Woodward to Garber) was redesignated as US-412, and SH-15 decommissioned through that section.

Western section

Eastern section

External links

• Western SH-15 at Roadklahoma
• Eastern SH-15 at Roadklahoma