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South Dakota Highway 42 (SD 42) is a segmented
state highway A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...
in southeastern
South Dakota South Dakota (; Sioux: , ) is a U.S. state in the North Central region of the United States. It is also part of the Great Plains. South Dakota is named after the Lakota and Dakota Sioux Native American tribes, who comprise a large po ...
, United States. The first segment is a highway in Aurora County. The second and longest is long and connects Ethan and Sioux Falls. The final segment connects Sioux Falls to Iowa Highway 9 southeast of
Rowena Rowena in the Matter of Britain was the daughter of the purported Anglo-Saxon chief Hengist and wife of Vortigern, "King of the Britons". Presented as a beautiful ''femme fatale'', she won her people the Kingdom of Kent through her treacherous ...
.


Route description

The westernmost segment of SD 42 begins at a junction with
U.S. Route 281 U.S. Route 281 (US 281) is a north–south United States Numbered Highway. At it is the longest continuous three-digit U.S. Route. The highway's northern terminus is at the International Peace Garden, north of Dunseith, North Dakota, at t ...
(US 281) and travels east through open farmland. This is the shortest of the three segments; it is only about long, and it ends as the roadway crosses from Aurora County into Davison County. The central segment of the highway begins at an intersection with SD 37 in rural Davison County. It heads east and crosses the
BNSF Railway BNSF Railway is one of the largest freight railroads in North America. One of seven North American Class I railroads, BNSF has 35,000 employees, of track in 28 states, and nearly 8,000 locomotives. It has three transcontinental routes that ...
. Just east of the railroad, the route passes through the town of Ethan, then enters Hanson County. About farther east, SD 42 bends slightly to the south and crosses the
James River The James River is a river in the U.S. state of Virginia that begins in the Appalachian Mountains and flows U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map , accessed April 1, 2011 to Chesap ...
. The highway continues east through the flat prairie and enters McCook County. About east of the county line, the highway enters the city of Bridgewater. Here, it curves to the northeast and crosses another branch of the BNSF Railway before meeting the eastern terminus of SD 262. SD 42 then curves back to the east and leaves Bridgewater. It continues through flat farmland, intersecting US 81 and passing over the west fork of the Vermillion River. The route heads east about before crossing the east fork of the Vermillion River, and then entering
Minnehaha County Minnehaha County is a county on the eastern border of the state of South Dakota. As of the 2020 census, the population was 197,214, making it the state's most populous county. It contains over 20% of the state's population. Its county seat is ...
. In Minnehaha County, SD 42 intersects SD 19, and the two highways run east for about before SD 19 splits off to the north, and SD 42 continues east toward Sioux Falls. It intersects the northern terminus of SD 17 approximately west of the city. The central segment of SD 42 ends at Ellis Road near the Sioux Falls city limits. The easternmost segment of SD 42 begins at Six Mile Road east of the city of Sioux Falls. It runs southeast, concurrent with SD 11 along Arrowhead Parkway. The two highways pass by a golf course and a park before crossing the Big Sioux River. East of the river, SD 11 turns to the north toward Brandon, and SD 42 curves to the east. The highway passes through the
unincorporated community An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...
of
Rowena Rowena in the Matter of Britain was the daughter of the purported Anglo-Saxon chief Hengist and wife of Vortigern, "King of the Britons". Presented as a beautiful ''femme fatale'', she won her people the Kingdom of Kent through her treacherous ...
before curving due south and crossing the
Iowa Iowa () is a U.S. state, state in the Midwestern United States, Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wiscon ...
state line. The route continues into Iowa as Iowa Highway 9.


Major intersections


See also

*
List of state highways in South Dakota South Dakota's state highways were assigned in a numbering pattern that followed that of the U.S. Highways followed upon their inception. East–west highways carried even numbers and increased from North to South  – while north–south hig ...


References


External links

{{commons category-inline, South Dakota Highway 42 042 Transportation in Sioux Falls, South Dakota Transportation in Aurora County, South Dakota Transportation in Davison County, South Dakota Transportation in Hanson County, South Dakota Transportation in McCook County, South Dakota