State Route 257 is a highway in central Utah

Utah

Utah is a state in the Western United States. It was the 45th state to join the Union, on January 4, 1896. Approximately 80% of Utah's 2,763,885 people live along the Wasatch Front, centering on Salt Lake City. This leaves vast expanses of the state nearly uninhabited, making the population the...

 that runs from the junction of SR-21

Utah State Route 21

State Route 21 is a state highway in western Utah, running for in Millard and Beaver Counties from the Nevada state line near Garrison to Beaver.-Route description:...

 in Milford

Milford, Utah

Milford is a city in Beaver County, Utah, United States. The population was 1,420 at the 2010 census.-History:Although there were ranches in the area in the 1870s, Milford did not come into being until the arrival of the San Pedro, Los Angeles and Salt Lake Railroad in 1880.-Milford Flat...

 to US-6/US-50 sixty-nine miles (111 kilometers) to the north in Hinckley

Hinckley, Utah

Hinckley is a town in Millard County, Utah, United States, in the middle of the Sevier Desert. Irrigation water from the Sevier River, passing nearby, has been used to turn Hinckley into a farming oasis. The mountains that are common in Utah, are seen only in the distance, and beyond the reach of...

. There are no junctions with any other state highways along SR-257.

Route description

From its southern terminus in Beaver County

Beaver County, Utah

As of the census of 2010, there were 6,629 people, 2,265 households, and 1,697 families residing in the county. The population density was 2.56 people per square mile . There were 2,908 housing units at an average density of 1.12 per square mile...

, SR-257 generally north until Black Rock

Black Rock, Millard County, Utah

Black Rock was a small, unincorporated village located in southern Millard County, Utah, about 20 miles north of Milford. The town was a station stop on the Los Angeles and Salt Lake Railroad , and was a community center for a small number of early twentieth century homesteaders and ranchers. A...

, where it makes a turn to the northwest. It stays north-northwest until the northern terminus of the route, located in Millard County

Millard County, Utah

Millard County is a county located in the U.S. state of Utah. In 2010, its population was 12,420. It was named for Millard Fillmore, thirteenth President of the United States. Its county seat is Fillmore and the largest city is Delta.-Geography:...

. Most of the route is paralleled by the Union Pacific Railroad

Union Pacific Railroad

The Union Pacific Railroad , headquartered in Omaha, Nebraska, is the largest railroad network in the United States. James R. Young is president, CEO and Chairman....

.

History

The northernmost piece of SR-257 became a state highway in 1933 as part of State Route 140, a short connection from SR-27 (now US-6) near Hinckley south to Deseret

Deseret, Utah

Deseret is a census-designated place in Millard County, Utah, United States. The population was 353 at the 2010 census. Deseret is located about southwest of Delta, and about southwest of Salt Lake City. The name Deseret comes from the Book of Mormon.-Demographics:As of the census of 2010, there...

 and east via Oasis to SR-26 (now US-50) at Harding. The remainder was not created until 1955, when the state legislature added the road between SR-21 in Milford and SR-140 at Deseret to the state highway system as SR-257. A short loop through downtown Hinckley, heading west from SR-140 on 2500 South and north on Main Street to SR-27, was added as State Route 240 in 1966 but dropped from the state highway system in 1969. With the deletion of SR-140 in 1969, SR-257 assumed its current extent, replacing the north–south piece of SR-140.

Major intersections

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