List of state highway special routes in South Carolina

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Special Routes on the
South Carolina State Highway System
System information
Maintained by SCDOT
Formed1922 (1922)
StateSouth Carolina Highway nn (SC nn)
System links

This is a list of special routes in South Carolina. These highways are owned and maintained by the South Carolina Department of Transportation (SCDOT).

List of alternate routes

South Carolina alternate routes have been utilized in a multitude of ways, including business, bypass, cut-thru and spurs. Today, only one alternate route is currently active in the state.

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes

SC 2 Alt. 		— — US 76 / SC 2 in Slighs US 76 / SC 2 in Little Mountain 01940-01-01c. 1940 01947-01-011947

SC 4 Alt. 		— — SC 4 in Neeses SC 5 in Neeses 01940-01-01c. 1940 01947-01-011947

SC 4 Alt. 		— — US 21 in Orangeburg SC 4 in Orangeburg 01937-01-01c. 1937 01947-01-011947

SC 5 Alt. 		— — SC 5 in Hardeeville US 17 / SC 46 in Hardeeville 01939-01-011939 01947-01-011947

SC 7 Alt. 		— — US 176 northeast of Whitmire SC 7 northeast of Whitmire 01940-01-011940 01942-01-011942

SC 9 Alt. 		— — US 1 / US 52 in Cheraw SC 9 in Cheraw 01942-01-01c. 1942 01947-01-011947

SC 9 Alt. 		— — US 521 south of Lancaster US 521 / SC 9 in Lancaster 01942-01-01c. 1942 01947-01-011947

SC 9 Alt. 		— — SC 9 in Richburg SC 901 in Richburg 01939-01-011939 01947-01-011947

SC 9 Alt. 		— — SC 9 in Jonesville SC 11 in Jonesville 01938-01-011938 01947-01-011947

SC 9 Alt. 		— — SC 9 near Pacolet US 176 in Spartanburg 01946-01-011946 01947-01-011947

SC 11 Alt. 		— — SC 11 east of Chesnee US 221 east of Chesnee 01940-01-01c. 1940 —

SC 13 Alt. 		— — SC 250 in Greenville SC 13 in Greenville 01940-01-01c. 1940 01950-01-01c. 1950

SC 18 Alt. 		— — SC 184 in Antreville SC 18 in Antreville 01936-01-011936 01938-01-011938

SC 18 Alt. 		— — US 29 in Gaffney SC 18 in Gaffney 01938-01-011938 01940-01-011940

SC 18 Alt. 		— — Limestone Street in Gaffney US 29 in Gaffney 01940-01-011940 01947-01-011947

SC 19 Alt. 		— — US 25 near Trenton SC 19 in Trenton 01939-01-011939 01966-01-01c. 1966

SC 22 Alt. 		— — SC 22 in Greenwood US 221 / SC 72 in Greenwood 01940-01-01c. 1940 01947-01-011947

SC 22 Alt. 		— — SC 22 in Great Falls SC 22 in Great Falls 01937-01-01c. 1937 01947-01-011947

SC 26 Alt. 		— — SC 26 near Eastover SC 26 near Eastover 01937-01-011937 01942-01-01c. 1942

SC 28 Alt. 		— — SC 184 in Antreville SC 28 / SC 284 in Antreville 01938-01-011938 01947-01-011947

SC 28 Alt. 		0.4 0.64 SC 28 in Ellenton Downtown Ellenton 01937-01-01c. 1937 01942-01-011942

SC 28 Alt. 		— — SC 28 in Hampton SC 28 in Hampton 01938-01-011938 01947-01-011947

SC 41 Alt. 		22.904 36.860 SC 41 in Centenary SC 41 / SC 57 in Fork 01952-01-011952 current

SC 51 Alt. 		— — SC 51 in Pamplico SC 51 in Pamplico 01936-01-011936 01947-01-011947

SC 53 Alt. 		— — SC 341 near Hobbs Crossroads SC 341 near Hobbs Crossroads 01938-01-011938 01947-01-011947

SC 61 Alt. 		— — US 17 west of Charleston SC 61 west of Charleston 01940-01-011940 01947-01-011947

SC 61 Alt. 		— — SC 61 south of Summerville SC 61 south of Summerville 01936-01-011936 01947-01-011947

SC 64 Alt. 		— — SC 64 in Olar SC 5 in Olar 01937-01-011937 01947-01-011947

SC 64 Alt. 		— — US 17 in Walterboro SC 64 in Walterboro 01939-01-01c. 1939 01947-01-011947

SC 70 Alt. 		— — SC 3 in Barnwell SC 70 in Barnwell 01939-01-01c. 1939 01947-01-011947

SC 72 Alt. 		— — US 176 northeast of Whitmire SC 72 northeast of Whitmire 01942-01-011942 01947-01-011947

SC 90 Alt. 		— — US 501 / SC 90 in Conway US 501 in Red Hill 01937-01-011937 01947-01-011947

SC 93 Alt. 		— — SC 9 / SC 914 in Crocketts Crossroads US 521 / SC 9 in Lancaster 01937-01-011937 01947-01-011947

SC 104 Alt. 		— — SC 104 / SC 432 near Troy SC 104 / SC 432 near Troy 01942-01-011942 01947-01-011947

SC 128 Alt. 		— — SC 336 in Ridgeland SC 128 in Ridgeland 01946-01-01c. 1946 01947-01-011947

SC 151 Alt. 		— — SC 151 west of Hartsville SC 151 in Hartsville 01938-01-011938 01947-01-011947

SC 151 Alt. 		7.4 11.9 SC 151 southeast of Hartsville SC 151 / Segars Mill Road west of Hartsville 01954-01-011954 01972-01-01c. 1972

SC 170 Alt. 		23.0 37.0 US 17 Alt. near Levy SC 46 / SC 170 near Levy 01972-01-011972 02010-01-012010

SC 171 Alt. 		— — SC 171 in Salters SC 171 in Salters 01939-01-01c. 1939 01947-01-011947

SC 174 Alt. 		— — SC 174 in Edisto Beach Dock Site Road in Edisto Beach 01939-01-01c. 1939 01947-01-011947

SC 175 Alt. 		— — US 521 / SC 175 in Kingstree US 52 north of Kingstree 01939-01-01c. 1939 01947-01-011947

SC 179 Alt. 		— — Morrison Street in McClellanville SC 179 in McClellanville 01939-01-01c. 1939 01947-01-011947

SC 188 Alt. 		— — SC 185 near Antreville SC 188 near Antreville 01940-01-011940 01942-01-011942

SC 215 Alt. 		— — SC 112 / SC 215 in Carlisle SC 72 / SC 215 in Carlisle 01942-01-01c. 1942 01946-01-011946

SC 265 Alt. 		— — SC 157 / SC 341 in Kershaw SC 265 in Kershaw 01941-01-01c. 1941 01946-01-011946

SC 281 Alt. 		— — SC 281 in Beaufort US 21 in Beaufort 01939-01-01c. 1939 01946-01-011946

SC 322 Alt. 		— — US 21 / SC 5 in Rock Hill SC 322 in Rock Hill 01940-01-011940 01959-01-01c. 1959

SC 341 Alt. 		— — SC 341 in Olanta SC 341 north of Olanta 01936-01-011936 01947-01-011947

SC 391 Alt. 		— — US 1 in Batesburg SC 391 in Batesburg 01936-01-011936 01947-01-011947

SC 403 Alt. 		— — SC 403 in Timmonsville US 76 east of Timmonsville 01940-01-011940 01947-01-011947

SC 703 Alt. 		— — SC 703 in Mount Pleasant US 17 / US 701 in Mount Pleasant 01940-01-011940 01945-01-011945

SC 901 Alt. 		— — SC 901 southwest of Lando SC 901 in Lando 01936-01-011936 01947-01-011947

SC 906 Alt. 		— — SC 906 east of Lancaster Kelly Drive near Lancaster 01942-01-01c. 1942 01947-01-011947
  •       Former

List of business loops

South Carolina business routes were first established in 1949. All business routes in the state are set up as a loop, meaning it will separate then converge back to the main highway. Typically, they serve to connect downtown areas in cities and towns in the state.

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes

SC 3 Bus. 		2.870 4.619 SC 3 near Springfield SC 3 northeast of Springfield — —

SC 5 Bus. 		4.290 6.904 SC 5 / SC 161 in York SC 5 / Sutton Spring Road northwest of York 01986-01-011986 current

SC 9 Bus. 		14.990 24.124 SC 9 southeast of Loris SC 9 south of Green Sea 01982-01-011982 current

SC 9 Bus. 		2.400 3.862 US 15 / US 401 / SC 9 / SC 38 / SC 38 Bus. in Bennettsville SC 9 / SC 38 in Bennettsville 01985-01-011985 current

SC 9 Bus. 		2.2 3.5 SC 9 near Chesterfield SC 9 near Chesterfield 01949-01-011949 01956-01-011956

SC 9 Bus. 		5.370 8.642 US 521 / SC 9 east of Lancaster SC 9 west of Lancaster 01967-01-011967 current

SC 9 Bus. 		2.850 4.587 SC 9 / SC 72 / SC 97 / SC 121 east of Chester US 321 / SC 9 in Gayle Mill 01956-01-011956 current

SC 11 Bus. 		— — SC 11 near Salem SC 11 near Salem 01971-01-011971 01976-01-011976

SC 28 Bus. 		— — US 76 / US 123 / SC 28 west of Clemson US 76 / US 123 Conn. / SC 28 near Clemson 01962-01-011962 01964-01-011964

SC 28 Bus. 		— — SC 28 near Seneca SC 28 near Seneca 01957-01-011957 02000-01-012000

SC 28 Bus. 		3.900 6.276 US 76 / SC 28 west of Clemson US 76 / SC 28 / Woody Road south of Pendleton 01962-01-011962 current

SC 28 Bus. 		5.000 8.047 US 76 / SC 28 in Northlake US 29 / SC 28 in Homeland Park 01960-01-011960 current

SC 28 Bus. 		— — SC 28 near Abbeville SC 28 near Abbeville 01957-01-011957 01989-01-011989

SC 34 Bus. 		2.6 4.2 SC 34 / SC 34 Conn. in Newberry US 76 / SC 34 / SC 219 in Newberry 01976-01-011976 02010-01-012010

SC 38 Bus. 		2.865 4.611 SC 38 in Bennettsville US 15 / US 401 / SC 9 / SC 38 in Bennettsville 01985-01-01c. 1985 current

SC 41 Bus. 		4.660 7.500 SC 41 near Andrews SC 41 north of Andrews 01996-01-011996 current

SC 56 Bus. 		3.090 4.973 SC 56 / SC 72 in Clinton SC 56 north of Clinton — —

SC 64 Bus. 		2.660 4.281 SC 64 in Walterboro SC 64 in Walterboro 01985-01-011985 current

SC 72 Bus. 		4.310 6.936 SC 72 west of Greenwood US 25 / US 178 / US 221 / SC 72 in Greenwood 01961-01-011961 current

SC 72 Bus. 		3.310 5.327 SC 72 / Chestnut Street in Clinton SC 56 / SC 72 in Clinton — —

SC 72 Bus. 		2.6 4.2 SC 72 near Chester SC 72 near Chester 01954-01-011954 —

SC 72 Bus. 		1.8 2.9 SC 72 / SC 121 / SC 901 in Rock Hill US 21 Bus. / SC 5 in Rock Hill 01961-01-011961 —

SC 97 Bus. 		— — US 321 / SC 97 in Chester US 321 / SC 97 in Chester 01987-01-01c. 1987 02009-01-01c. 2009

SC 121 Bus. 		2.6 4.2 SC 121 near Chester SC 121 near Chester 01964-01-011964 —

SC 151 Bus. 		7.540 12.134 SC 151 southeast of Hartsville SC 151 / Segars Mill Road west of Hartsville 01958-01-011958 current

SC 151 Bus. 		3.190 5.134 SC 151 south of Jefferson SC 151 / Miller Road north of Jefferson 01997-01-011997 current

SC 151 Bus. 		3.030 4.876 SC 151 south of Pageland US 601 / SC 151 in Pageland 01983-01-011983 current

SC 161 Bus. 		4.460 7.178 SC 5 / SC 5 Bus. / SC 161 in York US 321 / SC 5 / SC 161 in York — —

SC 252 Bus. 		— — SC 252 in Ware Shoals US 25 / SC 252 in Ware Shoals — — Actually the SC 252 mainline signed as a business loop
  •       Former

List of other special routes

South Carolina, on rare occasion, will utilize other uniquely bannered routes in the state. Listed here are connector routes, truck routes, and spur routes.

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes

SC 4 Truck 		17.500 28.164 US 1 Truck / US 78 Truck / SC 4 / SC 118 / SC 302 east of Aiken SC 4 / SC 302 in Kitchings Mill — —

SC 5 Truck 		5.1 8.2 SC 5 / SC 72 in Rock Hill SC 5 / SC 901 in Rock Hill — 02013-01-012013

SC 5 Conn. 		1.040 1.674 SC 322 in Rock Hill SC 5 / SC 901 in Rock Hill 02013-01-012013 current

SC 6 Conn. 		0.090 0.145 SC 6 southwest of Irmo SC 6 southwest of Irmo — — Unsigned

SC 6 Truck 		0.770 1.239 SC 47 / SC 47 Truck southwest of Elloree SC 6 / SC 47 Truck / SC 267 in Elloree — — Completely concurrent with SC 47 Truck

SC 6 Conn. 		1.685 2.712 I-95 / US 15 / US 301 southeast of Santee SC 6 southeast of Santee — — Unsigned

SC 6 Truck 		2.270 3.653 US 17 Alt. / SC 6 in Moncks Corner US 52 / SC 6 / Main Street Extension in Moncks Corner — —

SC 8 Conn. 		0.190 0.306 SC 8 in Easley SC 93 in Easley — —

SC 9 Conn. 		0.170 0.274 SC 9 in Lake View SC 41 in Lake View — — Unsigned

SC 9 Truck 		5.890 9.479 US 1 / US 1 Truck / US 52 Truck / SC 9 in Cheraw SC 9 west of Cheraw — —

SC 9 Conn. 		0.090 0.145 SC 9 in Jonesville SC 18 in Jonesville — — Unsigned

SC 12 Conn. 		0.450 0.724 US 1 in West Columbia US 378 in West Columbia — — Unsigned

SC 12 Spur 		0.334 0.538 SC 12 in Columbia I-77 in Columbia — — Unsigned

SC 14 Truck 		4.610 7.419 SC 14 in Greer US 29 / SC 14 / SC 290 Truck in Greer — —

SC 18 Truck 		3.980 6.405 US 176 / SC 215 south of Union SC 18 in Union — —

SC 18 Conn. 		0.520 0.837 US 176 / SC 18 Truck / SC 215 in Union SC 18 in Union — — Unsigned

SC 18 Conn. 		2.310 3.718 SC 11 / SC 18 in Gaffney SC 18 in Gaffney — — Signed as the SC 18 mainline

SC 19 Truck 		9.880 15.900 SC 19 / SC 118 / SC 302 in Aiken US 1 Truck / US 78 Truck / SC 19 / SC 118 in Aiken — —

SC 19 Conn. 		0.130 0.209 SC 19 in Aiken US 1 / US 78 / SC 19 in Aiken — — Signed as the SC 19 mainline

SC 19 Conn. 		2.040 3.283 SC 19 / Greenhouse Road south of Trenton SC 19 in Trenton — — Unsigned

SC 20 Truck 		5.350 8.610 SC 71 Truck / SC 72 / SR 203 Truck in Abbeville SC 20 Conn. / SC 28 / SC 28 Conn. northwest of Abbeville — —

SC 20 Conn. 		0.870 1.400 SC 20 Truck / SC 28 / SC 28 Conn. northwest of Abbeville SC 20 near Abbeville — — Unsigned

SC 20 Conn. 		1.090 1.754 SC 20 in Craytonville SC 20 in Craytonville — —

SC 23 Truck 		4.950 7.966 US 25 / US 25 Truck / SC 23 in Edgefield SC 23 / SC 430 east of Edgefield — —

SC 28 Conn. 		0.420 0.676 SC 71 in Abbeville SC 20 Conn. / SC 20 Truck / SC 28 northwest of Abbeville — — Unsigned

SC 31 Conn. 		2.300 3.701 US 17 / Main Street in North Myrtle Beach SC 90 north of North Myrtle Beach — — Unsigned

SC 34 Conn. 		0.590 0.950 SC 121 southwest of Newberry SC 34 near Newberry — — Unsigned

SC 34 Truck 		0.830 1.336 US 1 Truck / US 521 / US 521 Truck in Camden US 1 / US 1 Truck / US 521 Truck / SC 34 in Camden — — Completely concurrent with US 1 Truck and US 521 Truck

SC 34 Truck 		13.510 21.742 SC 34 / SC 151 in Darlington SC 34 northeast of Darlington — —

SC 34 Conn. 		0.300 0.483 US 52 / US 401 / SC 34 Truck in Darlington SC 34 / SC 151 in Darlington — — Signed as "34–401 Connector"

SC 39 Conn. 		0.160 0.257 SC 39 in Jones Crossroads SC 391 in Jones Crossroads — — Signed as part of SC 391

SC 47 Truck 		1.080 1.738 SC 6 Truck / SC 47 southwest of Elloree SC 6 / SC 47 / SC 267 in Elloree — —

SC 48 Truck 		0.580 0.933 US 21 / US 21 Conn. / US 76 Conn. / US 176 / US 321 in Columbia US 21 Conn. / US 76 / SC 48 in Columbia — — Completely concurrent with US 21 Conn./US 76 Conn.

SC 49 Truck 		1.790 2.881 SC 49 in Union US 176 / SC 18 Truck / SC 49 / SC 215 in Union — —

SC 49 Conn. 		3.090 4.973 SC 49 southeast of Monarch Mill SC 49 / Monarch School Drive in Monarch Mill — —

SC 51 Conn. 		0.240 0.386 SC 51 in Florence US 52 / James Jones Avenue in Florence — — Unsigned

SC 56 Conn. 		0.330 0.531 SC 56 in Spartanburg US 176 / SC 9 / Glendalyn Avenue in Spartanburg — — Unsigned

SC 61 Conn. 		0.163 0.262 SC 61 / Savage Road in Charleston SC 61 in Charleston — — Unsigned; signed as SC 61 instead

SC 61 Conn. 		0.272 0.438 SC 61 near Summerville SC 165 near Summerville — — Unsigned

SC 66 Conn. 		0.180 0.290 SC 56 southwest of Joanna SC 66 southwest of Joanna — — Unsigned

SC 71 Truck 		4.870 7.838 SC 20 Truck / SC 72 / SC 203 Truck in Abbeville SC 20 Truck / SC 28 / SC 71 in Abbeville — — Entirely concurrent with SC 20 Truck

SC 72 Conn. 		0.150 0.241 US 176 northeast of Whitmire SC 72 / SC 121 northeast of Whitmire — — Unsigned

SC 75 Truck 		4.63 7.45 SC 5 / SC 75 near Van Wyck US 521 / SC 75 near Van Wyck — —

SC 90 Truck 		3.910 6.293 US 378 / US 378 Truck / US 501 / US 701 / US 701 Truck in Conway US 378 Truck / US 501 Bus. / US 701 Truck / SC 90 in Red Hill — — Completely concurrent with US 378 Truck and US 701 Truck

SC 90 Conn. 		0.170 0.274 Sea Mountain Highway in Little River SC 90 in Little River — — Unsigned

SC 92 Conn. 		0.060 0.097 SC 92 in Enoree US 221 in Enoree — — Unsigned

SC 101 Truck 		5.610 9.028 SC 80 / SC 101 in Greer SC 14 / SC 101 / SC 290 / SC 290 Truck in Greer — —

SC 105 Conn. 		0.150 0.241 SC 211 in Saratt SC 105 in Saratt — — Unsigned

SC 105 Conn. 		0.350 0.563 SC 105 near Draytonville SC 105 near Draytonville — —

SC 125 Conn. 		0.772 1.242 US 1 / US 78 / US 278 in North Augusta SC 125 in North Augusta — —

SC 125 Truck 		1.730 2.784 US 25 / SC 121 / SC 125 / SC 230 in North Augusta US 25 Bus. / SC 125 in North Augusta — —

SC 150 Truck 		0.570 0.917 SC 150 in Pacolet SC 150 in Pacolet — —

SC 157 Truck 		1.330 2.140 SC 157 / SC 341 / SC 341 Truck in Kershaw US 521 / US 601 / SC 341 Truck in Kershaw — —

SC 160 Conn. 		0.060 0.097 US 21 Bus. / SC 160 in Fort Mill US 21 Bus. in Fort Mill — — Unsigned; is, in fact, the southbound lane of US 21 Bus., but neither highway is marked on this short portion.

SC 160 Truck 		6.990 11.249 US 21 / SC 160 in Fort Mill SC 160 / SC 460 in Fort Mill — —

SC 169 Spur 		— — Near Chelsea SC 169 near Chelsea 01942-01-011942 01947-01-011947

SC 200 Conn. 		0.490 0.789 US 321 Bus. in Winnsboro SC 200 in Winnsboro — — Unsigned

SC 203 Truck 		0.592 0.953 SC 20 Truck / SC 71 Truck / SC 72 in Abbeville SC 203 in Abbeville — —

SC 212 Conn. 		0.130 0.209 SC 64 northeast of Bells Crossroads SC 212 northeast of Bells Crossroads — — Unsigned

SC 215 Conn. 		0.120 0.193 SC 215 south of Union SC 18 in Union — — Unsigned

SC 252 Truck 		6.868 11.053 SC 252 in Ware Shoals US 25 / US 25 Bus. / SC 252 near Ware Shoals — —

SC 281 Spur 		— — 7th Street in Port Royal SC 281 in Port Royal 01963-01-011963 01982-01-011982

SC 290 Truck 		5.810 9.350 US 29 / SC 14 Truck / SC 101 / SC 290 in Greer SC 80 / SC 290 in Greer — —

SC 292 Conn. 		0.770 1.239 SC 292 in Lyman US 29 in Wellford — — Unsigned

SC 336 Conn. 		0.150 0.241 SC 336 in Ridgeland US 278 / US 278 Conn. / Town Square in Ridgeland — — Unsigned

SC 341 Truck 		1.330 2.140 SC 157 / SC 157 Truck / SC 341 in Kershaw US 521 / US 601 / SC 157 Truck in Kershaw — —

SC 385 Conn. 		1.060 1.706 SC 385 in Bennettsville US 15 / US 401 / SC 9 southeast of Bennettsville — — Unsigned

SC 406 Spur 		— — Near Shelton SC 406 near Shelton 01946-01-01c. 1946 01947-01-011947 None

SC 430 Conn. 		0.180 0.290 SC 23 Truck / SC 430 in Edgefield US 25 / SC 23 Truck north of Edgefield — — Unsigned

SC 453 Truck 		10.670 17.172 US 176 Truck / SC 453 in Boyer SC 45 / SC 453 in Eutawville — —

SC 478 Temp. 		8.5 13.7 I-26 in Cayce US 76 / US 378 in Columbia 01989-01-011989 01995-01-011995

SC 527 Conn. 		0.290 0.467 SC 527 in Kingstree SC 377 / Ashton Avenue in Kingstree — — Unsigned

SC 544 Conn. 		0.860 1.384 SC 544 in Red Hill US 378 Truck / US 501 Bus. / US 701 Truck in Red Hill — — Unsigned

SC 544 Conn. 		0.500 0.805 SC 544 Conn. in Red Hill US 501 in Red Hill — — Unsigned

SC 768 Conn. 		1.059 1.704 SC 768 / Pineview Drive near Columbia Longwood Road near Columbia — — Unsigned
  •       Former

References

  1. ^ "Statewide Transportation Improvement Program: 2017-2022" (PDF). South Carolina Department of Transportation. p. 15. Retrieved September 21, 2020.

External links

Retrieved from "https://wiki.aaroads.com/w/index.php?title=List_of_state_highway_special_routes_in_South_Carolina&oldid=189635"