South Carolina Road Map showing the state routes, US highways, interstate highways, major roads, local connecting Road, secondary Road, important local road of the South Carolina.
South Carolina Roads and Highways Map
About Map: Map showing major roads, local connecting Road, secondary Road, Important Local Road of the South Carolina, United States.
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Roads and Highways in South Carolina
South Carolina has a well-developed road network that supports tourism, freight movement, and daily commuting across the Southeast. Major interstate highways such as I-26, I-77, I-85, and I-95 connect key cities including Columbia, Charleston, Greenville, and Florence. U.S. and state highways extend across coastal areas, rural regions, and growing suburban communities. These roads play a vital role in connecting ports, inland cities, and tourist destinations, ensuring efficient travel throughout South Carolina.
Major Highways in South Carolina
| Highway | Type | Route Direction | Connects |
|---|---|---|---|
| I-26 | Interstate | ±·´Ç°ù³Ù³ó·É±ð²õ³Ù–S´Ç³Ü³Ù³ó±ð²¹²õ³Ù | Columbia, Charleston |
| I-77 | Interstate | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Columbia, Rock Hill |
| I-85 | Interstate | ³§´Ç³Ü³Ù³ó·É±ð²õ³Ù–N´Ç°ù³Ù³ó±ð²¹²õ³Ù | Greenville, Spartanburg |
| I-95 | Interstate | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Florence, Walterboro |
| I-20 | Interstate | ·¡²¹²õ³Ù–W±ð²õ³Ù | Aiken, Columbia |
| US 17 | U.S. Highway | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Coastal South Carolina |
| US 21 | U.S. Highway | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Beaufort, Columbia |
| US 76 | U.S. Highway | ·¡²¹²õ³Ù–W±ð²õ³Ù | Florence, Columbia |
| US 278 | U.S. Highway | ·¡²¹²õ³Ù–W±ð²õ³Ù | Hilton Head, Hardeeville |
| SC 31 | State Highway | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Myrtle Beach area |
| SC 22 | State Highway | ·¡²¹²õ³Ù–W±ð²õ³Ù | Myrtle Beach region |
| SC 170 | State Highway | ·¡²¹²õ³Ù–W±ð²õ³Ù | Beaufort County |
| SC 544 | State Highway | ·¡²¹²õ³Ù–W±ð²õ³Ù | Coastal region |
Interstate Highways in South Carolina
| Interstate | Route Direction | Key Cities Connected |
|---|---|---|
| I-20 | ·¡²¹²õ³Ù–W±ð²õ³Ù | Aiken, Columbia |
| I-26 | ±·´Ç°ù³Ù³ó·É±ð²õ³Ù–S´Ç³Ü³Ù³ó±ð²¹²õ³Ù | Columbia, Charleston |
| I-73 | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Northeast SC |
| I-77 | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Columbia, Rock Hill |
| I-85 | ³§´Ç³Ü³Ù³ó·É±ð²õ³Ù–N´Ç°ù³Ù³ó±ð²¹²õ³Ù | Greenville, Spartanburg |
| I-95 | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Florence, Walterboro |
| I-126 | ·¡²¹²õ³Ù–W±ð²õ³Ù | Columbia |
| I-185 | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Greenville |
| I-385 | ±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³ó | Greenville, Laurens |
| I-526 | Loop | Charleston metro |
Road Network in South Carolina
South Carolina’s road network includes interstate highways for long-distance travel, U.S. highways connecting regional centers, and state highways serving coastal and rural communities. Local roads provide access to neighborhoods, tourist areas, and agricultural regions, supporting daily travel and economic activity.
| Road Type | Description | Approx. Length |
|---|---|---|
| Interstate Highways | High-speed corridors | 1,300 miles |
| U.S. Highways | Regional connectors | 4,000 miles |
| State Highways | Statewide routes | 41,000 miles |
| Local Roads | City streets | 70,000+ miles |
| Rural Roads | Farm access | 60,000+ miles |
South Carolina Roads & Highways Facts
| State | South Carolina |
| Total Road Network | 176,000+ miles |
| Interstate Mileage | 1,300 miles |
| State Highway System | 41,000 miles |
| Total Lane Miles | 250,000+ miles |
| Major Interstate Routes | I-20, I-26, I-77, I-95 |
| Key Authority | South Carolina Department of Transportation |
| Number of Interstates | 10 |
| Major Uses | Tourism, freight |
| Urban Road Network | Growing metro systems |
| Longest Interstate | I-95 |
| Longest U.S. Highway | US 17 |
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