South Dakota Highway 73 (SD 73) is a state route that runs across western

South Dakota South Dakota (; Sioux language, Sioux: , ) is a U.S. state in the West North Central states, North Central region of the United States. It is also part of the Great Plains. South Dakota is named after the Lakota people, Lakota and Dakota peo ...

. It begins at the

Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the southwe ...

border north of

Merriman, Nebraska Merriman is a village in Cherry County, Nebraska. The population was 128 at the time of the 2010 census. History Merriman was established in 1885 when the Fremont, Elkhorn and Missouri Valley Railroad was extended to that point. It was named for ...

, as a continuation of

Nebraska Highway 61 Nebraska Highway 61 is a highway in western Nebraska. It is a north–south highway with a length of . The southern terminus of Nebraska Highway 61 is at the Kansas border south of Benkelman, where the highway continues south as K-161. The ...

. It runs to the

North Dakota North Dakota () is a U.S. state in the Upper Midwest, named after the Native Americans in the United States, indigenous Dakota people, Dakota Sioux. North Dakota is bordered by the Canadian provinces of Saskatchewan and Manitoba to the north a ...

border, where it continues as

North Dakota Highway 49 North Dakota Highway 49 (ND 49) is a north–south state highway in the U.S. state of North Dakota. ND 49's southern terminus is a continuation as South Dakota Highway 73 (SD 73) at the South Dakota South Dakota (; S ...

. It is just more than in length.

History

When designated in the 1920s, South Dakota 73 only consisted of the segment from

Faith Faith, derived from Latin ''fides'' and Old French ''feid'', is confidence or trust in a person, thing, or In the context of religion, one can define faith as "belief in God or in the doctrines or teachings of religion". Religious people often ...

( U.S. Route 212) to Lemmon (

U.S. Route 12 U.S. Route 12 (US 12) is an east–west United States Numbered Highways, United States highway, running from Aberdeen, Washington, to Detroit, Detroit, Michigan, for almost . The highway has mostly been superseded by Interstate 90 (I-90) an ...

). The remainder of the route was unnumbered. Around 1935, SD 73 was extended south from Faith, absorbing what had been a portion of South Dakota Highway 24 to near Plainview, then southeast via a new route to

Philip Philip, also Phillip, is a male given name, derived from the Greek (''Philippos'', lit. "horse-loving" or "fond of horses"), from a compound of (''philos'', "dear", "loved", "loving") and (''hippos'', "horse"). Prominent Philips who popularize ...

. From there, it was concurrent with U.S. Highway 16 to Kadoka then southward along what had been

South Dakota Highway 63 South Dakota Highway 63 (SD 63) is a state highway in central South Dakota, United States, that connects U.S. Route 18 (US 18) south-southeast of Parmelee with the North Dakota state line north of McLaughlin. It consists ...

. It continued south to the Nebraska border south of

Martin Martin may refer to: Places * Martin City (disambiguation) * Martin County (disambiguation) * Martin Township (disambiguation) Antarctica * Martin Peninsula, Marie Byrd Land * Port Martin, Adelie Land * Point Martin, South Orkney Islands Austr ...

, after sharing an alignment with U.S. Highway 18. Except for minor route straightening and a new concurrency with

Interstate 90 Interstate 90 (I-90) is an east–west transcontinental freeway and the longest Interstate Highway in the United States at . It begins in Seattle, Washington, and travels through the Pacific Northwest, Mountain West, Great Plains, Midwest, and ...

, this route has not changed since. Around 1979, the northern terminus was extended east along U.S. 12 to Thunder Hawk, where it met up with a new road to link with ND 49.

Major intersections

References

External links

{{Attached KML, display=title,inline
South Dakota Highways Page: Highways 61-100
073 Transportation in Bennett County, South Dakota Transportation in Jackson County, South Dakota Transportation in Haakon County, South Dakota Transportation in Ziebach County, South Dakota Transportation in Meade County, South Dakota Transportation in Perkins County, South Dakota Transportation in Corson County, South Dakota