South Carolina road map
I-20 in South Carolina map
I-20 is about 140 miles in South Carolina. It has 51 exits, from Exit 1 at mile 1 to Exit 141A at mile 140. It meets 32 highways; US 1, SC 230 and I-520 meet it in the most grid squares.
Open the map (PDF, US Letter)
Exits on I-20 in South Carolina
Each exit in mile order, with its grid square.
- Exit 1mile 1, A5
- Exit 5mile 4, A5
- Exit 6mile 5, A5
- Exit 11mile 11, A4
- Exit 18mile 18, A4
- Exit 22mile 22, B4
- Exit 29mile 29, B4
- Exit 33mile 32, B4
- Exit 39mile 39, B4
- Exit 44mile 43, B4
- Exit 51mile 51, C3
- Exit 55mile 54, C3
- Exit 55Amile 54, C3
- Exit 55Bmile 55, C3
- Exit 58mile 57, C3
- Exit 61mile 61, C3
- Exit 63mile 62, C3
- Exit 64Amile 63, C3
- Exit 107Amile 63, C3
- Exit 64Bmile 63, C3
- Exit 108Amile 63, C3
- Exit 107Bmile 63, C3
- Exit 65mile 64, C3
- Exit 68mile 67, C3
- Exit 70mile 69, C3
- Exit 71mile 70, C3
- Exit 72mile 71, C3
- Exit 73Amile 71, C3
- Exit 73Bmile 72, C3
- Exit 74mile 73, C3
- Exit 76mile 74, C3
- Exit 16Bmile 74, C3
- Exit 16Amile 75, D3
- Exit 76Amile 75, D3
- Exit 76Bmile 75, D3
- Exit 80mile 79, D3
- Exit 82mile 80, D3
- Exit 87mile 86, D3
- Exit 92mile 90, D2
- Exit 98mile 97, D2
- Exit 101mile 100, D2
- Exit 108mile 106, E2
- Exit 116mile 115, E2
- Exit 120mile 119, E2
- Exit 123mile 121, E2
- Exit 131mile 130, F2
- Exit 137mile 135, F2
- Exit 160Amile 140, F2
- Exit 141Bmile 140, F2
- Exit 160Bmile 140, F2
- Exit 141Amile 140, F2
Highways I-20 meets
Each highway it meets and the grid squares where they meet.
- SC 230A5
- I-520A5
- US 25A5
- SC 121A5
- SC 402A5
- SC 191A4
- SC 19A4
- US 1B4, C3
- SC 39B4
- US 178B4
- SC 6C3
- US 378C3
- I-26C3
- US 76C3
- US 176C3
- SC 215C3
- US 321C3
- US 21C3
- SC 555C3
- SC 277C3
- I-77D3
- US 601D2
- SC 12D2
- US 521D2
- SC 31E2
- US 15E2
- SC 154E2
- SC 341E2
- SC 403F2
- US 401F2
- SC 340F2
- I-95F2
Towns along I-20 in South Carolina
In mile order, with the grid square of each.
- North Augustamile 0, A5
- Belvederemile 3, A5
- Red Bankmile 51, C3
- Lexingtonmile 52, C3
- Oak Grovemile 58, C3
- West Columbiamile 61, C3
- Seven Oaksmile 62, C3
- St. Andrewsmile 63, C3
- Columbiamile 64, C3
- Dentsvillemile 70, C3
- Arcadia Lakesmile 72, C3
- Forest Acresmile 73, C3
- Woodfieldmile 73, C3
- Lugoffmile 88, D3
- Camdenmile 95, D2
- Browntownmile 112, E2
- Florencemile 138, F2
Things to do on the I-20 in South Carolina map
© OpenStreetMap contributors, Open Database License, openstreetmap.org/copyright · Map data: Protomaps · Boundary: U.S. Census Bureau, TIGER/Line 2026