List of U.S. Highways in South Carolina

Source: Wikipedia, the free encyclopedia.

U.S. Highways of South Carolina

U.S. Highway 1 marker

U.S. Highway 76 marker

U.S. Highway 178 marker

Highway marker for U.S. Highways in South Carolina
System information
Maintained by SCDOT
FormedNovember 11, 1926 (1926-11-11)[1]
Highway names
US HighwaysU.S. Highway nn (US nn)
System links

There are 23 

U.S. Highways that exist entirely or partially in the U.S. state of South Carolina. In South Carolina, all U.S. Highways are maintained by the South Carolina Department of Transportation
(SCDOT).

Mainline highways

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
US 1 170.540 274.458 US 1 / US 25 / US 78 / US 278 / SR 10 / SR 121 / SC 121 at the Georgia state line south of North Augusta US 1 at the North Carolina state line near Wallace 01926-01-011926 current Travels north-south along the sandhills region; connecting the cities of North Augusta, Aiken, Columbia, and Camden. South of Camden, it parallels with I-20.
US 15 158.832 255.615
US 17 Alt. in Walterboro
US 401 in North Carolina state line at McColl
01935-01-011935 current Travels north-south, connecting the cities of Walterboro, Sumter, and Bennettsville.
US 17 221.454 356.396
Georgia state line near Limehouse
US 17 at the North Carolina state line near Little River 01927-01-011927 current Travels north-south along the
coastal plain area, connecting the cities of Hardeeville, Charleston, Georgetown, and Myrtle Beach
.
US 21
245.480 395.062 Hunting Island State Park
US 21 at the North Carolina state line near Fort Mill
01926-01-011926 current Travels north-south, connecting the cities of Beaufort, Orangeburg, Columbia, and Rock Hill. North of Columbia, it parallels with I-77.
US 25 140.600 226.274 US 1 / US 25 / US 78 / US 278 / SR 10 / SR 121 / SC 121 at the Georgia state line south of North Augusta US 25 at the North Carolina state line near Travelers Rest 01926-01-011926 current Travels north-south in the western part of the state, connecting the cities of North Augusta, Greenwood, and Greenville.
US 29 110.202 177.353 US 29 / SR 8 at the Georgia state line near Holland Store US 29 at the North Carolina state line northeast of Blacksburg 01927-01-011927 current Travels north-south in the Upstate area, parallel to I-85. It connects the cities of Anderson, Greenville, and Spartanburg.
US 52 159.960 257.431 Line Street in Charleston US 52 at the North Carolina state line near Cheraw 01980-04-271980 current Travels north-south, connecting the cities of Charleston, Lake City, Florence, and Darlington.
US 76 314.985 506.919 US 76 / SR 2 at the Georgia state line near Westminster US 76 at the North Carolina state line near Nichols 01926-01-011926 current Longest US Highway in the state, going east-west; it connects the cities Anderson, Columbia, Sumter, and Florence.
US 78 142.207 228.860 US 1 / US 25 / US 78 / US 278 / SR 10 / SR 121 / SC 121 at the Georgia state line near North Augusta Line Street in Charleston 01926-01-011926 current Travels east-west, connecting the cities of North Augusta, Aiken, Bamberg, and Charleston.
US 117 45.0 72.4 Conway
US 117 at the North Carolina state line near Little River
01932-01-011932 01935-01-011935 Replaced by
US 501 and US 17
.
US 123 65.240 104.994
US 123 / SR 365 at the Georgia state line near Westminster
I-385 Bus. in Greenville
01968-01-011968 current Travels north-south in the Upstate area, connecting the cities of Westminster and Greenville.
US 176 230.760 371.372
US 176 at the North Carolina state line near Landrum
US 52 / Red Bank Road in Goose Creek 01926-01-011926 current Travels east-west, parallel to I-26. It connects the cities of Spartanburg, Union, and Columbia.
US 178 233.390 375.605
US 178 at the North Carolina state line near Rocky Bottom
U.S. Route 78 in South Carolina east of Dorchester 01932-01-011932 current Travels east-west, connecting the cities of Anderson, Greenwood, and Orangeburg.
US 217
24.4 39.3
Pee Dee
US 217 at the North Carolina state line near Dillon
01927-01-011927 01932-01-011932 Replaced by US 301.
US 221 126.390 203.405 US 221 / SC 150 at the Georgia state line near Clarks Hill US 221 at the North Carolina state line near Chesnee 01932-01-011932 current Travels north-south within the Piedmont area, connecting the cities of Greenwood and Spartanburg.
US 276 44.469 71.566
US 276 at the North Carolina state line near Cleveland
I-185 / I-385 in Mauldin 01932-01-011932 current Shortest US Highway in the state, going east-west; it goes through the city of Greenville.
US 278 146.130 235.173 US 1 / US 25 / US 78 / US 278 / SR 10 / SR 121 / SC 121 at the Georgia state line south of North Augusta
US 278 Bus. / Greenwood Drive / Pope Avenue in Hilton Head Island
01965-01-011965 current Travels east-west, connecting the cities of North Augusta and Hilton Head Island.
US 301 189.704 305.299 US 301 / SR 73 at the Georgia state line near Allendale
US 501 at the North Carolina state line near Dillon
01932-01-011932 current Travels north-south, loosely parallel to I-95. It connects the cities of Orangeburg, Florence, and Dillon.
US 321 217.550 350.113 US 17 in Hardeeville
US 321 at the North Carolina state line near Clover
01930-01-011930 current Travels north-south, connecting the cities of Hardeeville, Columbia, and York.
US 378 210.310 338.461
US 378 / SR 43 at the Georgia state line near McCormick
US 501 Bus. in Conway
01952-01-011952 current Travels east-west, connecting the cities of Columbia, Sumter, and Conway.
US 401 77.760 125.143
US 76 Bus. in Sumter
US 401 at the North Carolina state line near McColl
01957-01-011957 current Travels north-south, connecting the cities of Sumter, Darlington, and Bennettsville.
US 501 73.770 118.721
US 17 Bus. in Myrtle Beach
US 501 at the North Carolina state line near Dillon
01935-01-011935 current Travels north-south through the Grand Strand area, connecting the cities of Myrtle Beach, Conway, and Dillon.
US 521 172.820 278.127 US 17 in Georgetown
US 521 at the North Carolina state line at Indian Land
01932-01-011932 current Travels north-south, connecting the cities of Georgetown, Sumter, Camden, and Lexington.
US 601 183.370 295.105
US 321 in Tarboro
US 601 at the North Carolina state line at Pageland
01927-01-011927 current Travels north-south,connecting the cities of Bamberg, Orangeburg, Camden, and Pageland.
US 701 61.670 99.248
US 17 Alt. in Georgetown
US 701 at the North Carolina state line near Loris
01932-01-011932 current Travels north-south through the Grand Strand area, connecting the cities of Georgetown and Conway.
  •       Former

Special routes

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

US 1 Truck
8.440 13.583
SC 19 Truck / SC 118 in Aiken
SC 4 Truck / SC 302 east of Aiken

US 1 Conn.
0.230 0.370 US 1 / SC 6 in Lexington SC 6 in Lexington Unsigned; southbound only; completely concurrent with the eastbound lanes of SC 6

US 1 Conn.
0.080 0.129 SC 16 in Columbia US 1 in Columbia Unsigned

US 1 Truck
1.540 2.478
SC 34 Truck in Camden
SC 34 Truck in Camden

US 1 Truck
3.230 5.198
US 52 Truck south of Cheraw
SC 9 Truck in Cheraw
Completely concurrent with US 52 Truck

US 15 Alt.
Walterboro North Carolina state line near McColl 01937-01-011937 01946-01-011946 The entire route was in concurrency with US 15 in South Carolina.

US 15 Conn.
2.140 3.444 US 15 / US 301 southwest of Santee SC 6 in Santee Unsigned

US 15 Conn.
2.140 3.444 US 301 in Summerton US 15 in Summerton Unsigned

US 15 Alt.
Sumter Society Hill 01955-01-011955 01957-01-011957 Replaced by
US 401
.

US 15 Conn.
0.340 0.547 US 15 on the SumterSouth Sumter line
US 521 on the SumterSouth Sumter
line
Unsigned

US 15 Bus.
6.500 10.461 US 15 south of Hartsville US 15 south of Hartsville

US 15 Bus.
US 15 west of Bennettsville US 15 east of Bennettsville 01952-01-011952 01990-01-011990 Was routed along Main Street and Tyson Avenue, in concurrency with
US 401 Bus. It was replaced by SC 385
.

US 17 Alt.
6.7 10.8 US 17 Alt. /
Georgia state line near Limehouse
US 17 near Limehouse 01955-01-011955 01994-01-011994 Provided an alternate route from Savannah, via the Talmadge Memorial Bridge. Was reassigned as mainline US 17

US 17 Alt.
123.900 199.398
US 21 northeast of Pocotaligo
US 701 in Georgetown
01952-01-011952 current Travels north–south,connecting the cities of Walterboro, Summerville, Moncks Corner, and Georgetown.

US 17 Conn.
0.270 0.435 Yemassee Highway in Yemassee
US 21 / SC 68 in Yemassee
Unsigned

US 17 Alt. Truck
8.242 13.264
US 17 Alt. / SC 642 southwest of Summerville
US 17 Alt. / SC 165 / Berkely Circle in Summerville

US 17 Bus.
4.2 6.8
US 701 Bus. northwest of Mount Pleasant
US 701 Bus. northeast of Mount Pleasant
01967-01-011967 01992-01-011992 Was routed along Coleman Boulevard and Georgetown Highway (Chuck Dawley Boulevard); completely concurrent with US 701 Bus. It was replaced by
BS 526
.

US 17 Bus.
22.940 36.918 US 17 in Murrells Inlet US 17 in Myrtle Beach 01967-01-011967 current Connects the downtown areas of Murrells Inlet, Garden City, Surfside Beach and Myrtle Beach.

US 21 Bus.
5.400 8.690
US 21 / SC 802 in Beaufort
US 21 in Burton
01967-01-011967 current Routed along Sea Island Parkway, Carteret Street and Boundary Street

US 21 Bus.
3.3 5.3 Orangeburg Orangeburg 01950-01-011950 01967-01-011967 Was routed along Broughton Street (in concurrency with
US 178 Bus.
) and Columbia Road

US 21 Bus.
2.730 4.394
US 601 Truck / SC 4 in Orangeburg
US 601 in Orangeburg
01967-01-011967 current Routed along Rowesville Road, Charleston Highway, and Magnolia Street

US 21 Conn.
2.730 4.394
US 178 Bus. in Orangeburg
US 178 in Orangeburg
Unsigned

US 21 Conn.
0.850 1.368
US 321 in West Columbia
US 1 in West Columbia Unsigned

US 21 Conn.
2.930 4.715
SC 48 Truck in Columbia
US 378 in Columbia
Unsigned; completely concurrent with the western segment of US 76 Conn.

US 21 Conn.
1.660 2.672
US 21 southeast of Ridgeway
SC 34 northwest of Ridgeway Unsigned

US 21 Bus.
6.7 10.8 Rock Hill Rock Hill 01950-01-011950 02013-01-012013 Was routed along Main Street, Albright Road, Black Street, Oakland Avenue, and Cherry Road, through downtown Rock Hill. It was decommissioned at the request of Rock Hill to gain ownership and maintenance oversight.[2][3]

US 21 Bus.
7.060 11.362 SC 160 in Fort Mill
US 21 north of Fort Mill
01948-01-011948 current It is routed along Spratt Street, White Street, Old Nations Road, and Springfield Parkway, through downtown Fort Mill

US 25 Bus.
2.900 4.667 US 25 Alt. /
Georgia state line in North Augusta
US 25 in North Augusta 01961-01-011961 current Only business loop that crosses the Georgia state line

US 25 Conn.
0.550 0.885
Dead end in North Augusta
US 25 / SC 121 in North Augusta Unsigned

US 25 Bus.
3.700 5.955
US 25 Truck in Edgefield
SC 23 Truck north of Edgefield
Is, in fact, US 25 signed as a business route

US 25 Truck
3.980 6.405 US 25 in Edgefield
SC 23 Truck north of Edgefield
Is, in fact, a secondary road signed as a truck route

US 25 Bus.
4.840 7.789
US 178 / US 221 in Greenwood
US 178 / SC 72 in Greenwood
01969-01-011969 current

US 25 Bus.
4.310 6.936
SC 252 Truck southeast of Ware Shoals
SC 252 Truck north of Ware Shoals
01963-01-011963 current

US 25 Bus.
Greenville Greenville 01969-01-011969 01995-01-011995 Former business loop through downtown Greenville; replaced in parts by
US 276, SC 20 and SC 291
.

US 25 Conn.
1.100 1.770
US 276 / McElhaney Road in Travelers Rest
US 25 in Travelers Rest Unsigned

US 29 Bus.
6.438 10.361 US 29 on the Homeland ParkGreen Acres line US 29 in Anderson

US 29 Conn.
3.520 5.665 US 29 near Williamston SC 20 in Williamston

US 29 Alt.
US 29 in Greenville US 29 in Greenville 01938-01-011938 01948-01-011948 Was an alternate route through downtown Greenville; was downgraded to secondary roads.

US 29 Bus.
US 29 in Greenville US 29 in Greenville 01958-01-011958 01962-01-011962

US 29 Spur
0.110 0.177 US 29 in Greenvillw
US 276 in Greenville
Unsigned

US 29 Conn.
0.250 0.402
US 276 in Greenvillw
US 29 in Greenville Unsigned

US 29 Conn.
0.120 0.193 SC 291 / Edwards Road on the GreenvilleWade Hampton line US 29 in Wade Hampton Unsigned

US 29 Conn.
0.34 0.55 US 29 in Spartanburg SC 296 in Spartanburg 02013-01-012013 02016-01-012016

US 29 Alt.
US 29 in Spartanburg US 29 in Blacksburg 01954-01-011954 01962-01-011962 Was a redesignation of mainline US 29 between Spartanburg and Blacksburg; after I-85 was established, it was reverted to US 29.

US 52 Spur
2.980 4.796 East Bay Street / Broad Street in Charleston US 52 / Mount Pleasant Street in Charleston Unsigned

US 52 Conn.
0.900 1.448 I-26 in North Charleston US 52 / US 78 in North Charleston Unsigned

US 52 Truck
4.780 7.693 US 52 / US 301 / West 3rd Loop Road in Florence US 52 in Florence

US 52 Conn.
1.070 1.722 US 52 / US 76 in Florence US 52 in Florence Unsigned

US 52 Bus.
4.508 7.255
SC 34 Truck in Darlington
US 401 near Darlington
01974-01-011974 current

US 52 Truck
3.550 5.713
US 1 Truck / US 52 / Manor Road south of Cheraw
SC 9 Truck in Cheraw
02002-01-012002 current

US 76 Bus.
Seneca Seneca 01958-01-011958 02000-01-012000

US 76 Bus.
3.910 6.293 US 76 / Ashley Lane in Laurens
US 221 Truck / SC 127 in Laurens
01982-01-011982 current

US 76 Bus.
Newberry Newberry 01952-01-011952 02001-01-012001

US 76 Conn.
4.440 7.145
SC 48 Truck in Columbia
SC 16 in Columbia
SC 16 in Columbia
Unsigned

US 76 Bus.
5.910 9.511
US 378 in Sumter
US 378 in Sumter
01959-01-011959 current

US 76 Conn.
0.140 0.225
I-20 Bus. / West Evans Street in Florence
US 76 in Florence Unsigned

US 78 Truck
8.440 13.583
SC 19 Truck / SC 118 in Aiken
SC 4 Truck / SC 302 east of Aiken
Completely cocurrent with US 1 Truck

US 78 Bus.
0.530 0.853 SC 3 in Blackville US 78 in Blackville 01981-01-011981 current Inventoried by SCDOT as
US 78 Conn.
; signed west of SC 3, but is inventoried by SCDOT as only using these termini

US 78 Conn.
0.530 0.853 SC 3 in Blackville US 78 in Blackville Is, in fact, the official designation of the signed
US 78 Bus.

US 78 Conn.
0.140 0.225 SC 61 northwest of Farrell Crossroads US 78 near Farrell Crossroads Unsigned

US 123 Bus.
Seneca Seneca 01958-01-011958 02000-01-012000 Was routed along North First Street.

US 123 Bus.
Easley Easley 01958-01-011958 01964-01-011964 Was routed along Main Street and Liberty Drive; replaced by SC 93

US 123 Conn.
0.740 1.191 SC 93 in Easley
US 123 in Easley

US 123 Alt.
Greenville Greenville 01950-01-011950 01972-01-011972 Replaced by SC 124.

US 176 Alt.
US 176 in Spartanburg
US 176 in Spartanburg
01938-01-011938 01948-01-011948 Traversed downtown Spartanburg, along Magnolia and Howard streets; some map inserts of the time list it as "Optional US 176"; was downgraded to secondary roads.

US 176 Conn.
0.520 0.837 US 221 in Spartanburg
US 176 / SC 9 in Spartanburg
Unsigned

US 176 Conn.
0.360 0.579 US 221 in Spartanburg
US 176 / SC 9 north of Spartanburg
Unsigned

US 176 Bus.
US 176 in Union
US 176 in Union
01958-01-011958 01990-01-011990 Was routed along Pinckney Street and Thompson Boulevard; replaced by SC 18

US 176 Conn.
0.460 0.740
SC 18 Truck in Union
SC 18 Truck in Union
Unsigned; completely concurrent with SC 18 Truck

US 176 Conn.
0.340 0.547 SC 72 / Douglas Street in Whitmire
US 176 in Whitmire
Unsigned

US 178 Conn.
0.180 0.290
SC 28 Bus. in Northlake
US 178 in Northlake
Unsigned

US 178 Bus.
4.840 7.789
US 178 / US 221 in Greenwood
US 178 / SC 72 in Greenwood
01949-01-011949 current

US 178 Conn.
0.190 0.306
US 178 / SC 39 / SC 121 in Saluda
US 378 / SC 194 in Saluda
Unsigned

US 178 Bus.
4.400 7.081
US 178 in Orangeburg
01970-01-011970 current

US 221 Truck
5.440 8.755 US 221 / SC 127 US 76 / US 221 in Laurens

US 221 Alt.
5.360 8.626 US 221 / SC 11 in Chesnee US 221 Alt. at the North Carolina state line near State Line 01941-01-011941 current

US 221 Conn.
0.490 0.789
US 221 / SC 11 east of Chesnee
US 221 east of Chesnee Unsigned

US 276 Conn.
1.100 1.770
US 276 in Travelers Rest
US 25 Conn. in Travelers Rest
Unsigned; may be decommissioned

US 276 Bus.
US 276 in Greenville
US 276 in Greenville
01947-01-01c. 1947 01970-01-011970

US 276 Bus.
US 276 in Greenville
US 276 in Mauldin
01983-01-011983 01984-01-011984

US 278 Conn.
0.060 0.097 US 278 / Town Square in Ridgeland US 278 in Ridgeland Unsigned

US 278 Bus.
8.990 14.468 US 278 in Hilton Head Island US 278 / Greenwood Drive / Pope Avenue in Hilton Head Island 01998-01-011998 current

US 301 Conn.
0.410 0.660
US 521 in Alcolu
US 301 Conn. in Alcolu
Unsigned

US 301 Conn.
2.470 3.975 US 301 southeast of Alcolu
US 521 in Alcolu
Unsigned

US 321 Bus.
4.350 7.001
US 321 / SC 34 / SC 213 southwest of Winnsboro Mills
US 321 near Winnsboro
01952-01-011952 current

US 321 Bus.
3.670 5.906
US 321 / SC 9 / SC 72 / SC 97 / SC 121 southeast of Chester
US 321 / SC 97 northwest of Chester
01964-01-011964 current

US 321 Bus.
2.500 4.023
US 321 in York
SC 161 Bus. in York
01958-01-011958 current

US 378 Bus.
6.6 10.6
US 378 northwest of Sumter
US 378 east of Sumter
01958-01-011958 01975-01-011975 Was routed along Broad Street, Liberty Street, and Myrtle Beach Boulevard

US 378 Bus.
4.490 7.226
US 378 / SC 341 northwest of Lake City
US 378 near Lake City
01958-01-011958 current Routed along Main Street (with SC 341) and Church Street / Myrtle Beach Highway

US 378 Truck
27.328 43.980
US 701 in Conway
US 701 / SC 905 in Conway
Routed along US 501,
US 501 Bus., SC 90
, Old Reaves Ferry Road, and SC 905

US 401 Bus.
3.4 5.5
US 401 in Bennettsville
US 401 in Bennettsville
01958-01-011958 01989-01-011989 Was routed along Main Street and Tyson Avenue, in concurrency with
US 15 Bus. It was replaced by SC 385
.

US 501 Bus.
4.600 7.403
US 501 in Red Hill
US 701 in Conway
01964-01-011964 current

US 501 Bus.
7.210 11.603
SC 41 Alt. near Marion
US 501 north of Marion
01964-01-011964 current

US 521 Bus.
3.420 5.504
US 521 southeast of Andrews
US 521 / SC 41 in Andrews

US 521 Conn.
4.7 7.6
US 521 in Sumter
US 15 in Sumter 02008-01-01c. 2008

US 521 Truck
3.420 5.504
US 521 in Camden
US 601 Truck in Camden

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

US 521 Bus.
1.500 2.414
US 601 Bus. in Kershaw
US 521 north of Kershaw

US 521 Truck
0.140 0.225
SC 341 Truck in Kershaw
SC 341 Truck in Kershaw
Completely concurrent with US 601 / SC 157 Truck / SC 341 Truck

US 521 Conn.
0.060 0.097
US 521 Bus. north of Kershaw
US 521 north of Kershaw
Unsigned

US 521 Bus.
3.870 6.228
US 521 northwest of Elgin
US 521 / SC 9 in Lancaster
01965-01-011965 current

US 521 Byp.
US 521 northwest of Elgin
US 521 / SC 9 in Lancaster

US 601 Truck
5.2 8.4
US 601 / SC 4 in Orangeburg
US 601 in Orangeburg

US 601 Truck
3.980 6.405
US 601 in Camden
US 601 in Camden

US 601 Bus.
0.760 1.223
US 601 in Kershaw
SC 341 Truck in Kershaw

US 701 Bus.
4.2 6.8
US 701 northwest of Mount Pleasant
US 701 northeast of Mount Pleasant
01967-01-01c. 1967 01992-01-011992 Was routed along Coleman Boulevard and Georgetown Highway (Chuck Dawley Boulevard) in concurrency with
I-526 Bus.

US 701 Truck
27.328 43.980
US 701 in Conway
US 701 / SC 905 in Conway
Routed along US 501,
US 501 Bus., SC 90
, Old Reaves Ferry Road, and SC 905

US 701 Truck
1.468 2.363
US 701 in Conway
US 701 / Sherwood Drive in Conway
Routed along US 501 and Mill Pond Road

US 701 Bus.
0.179 0.288
US 701 north of Loris
US 701 Bus. at the North Carolina state line north of Loris 01960-01-011960 current Only business loop that crosses the North Carolina state line
  •       Former

See also

References

  1. OCLC 32889555. Retrieved November 7, 2013 – via Wikimedia Commons
    .
  2. ^ "Binder-all applications May 2013" (PDF). AASHTO. May 2013. p. 301. Archived from the original (PDF) on October 19, 2013. Retrieved July 7, 2013.
  3. ^ Special Committee on U.S. Route Numbering (May 4, 2013). "Special Committee on US Route Numbering Report to SCOH on May 3, 2013 Meeting" (PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. p. 8. Archived from the original (PDF) on September 10, 2018. Retrieved July 7, 2013.

External links