Downloadable GIS Data

Data is provided in ESRI shapefile format and can also be viewed in AGOL here.
Data dictionary is available for download here.
Access Road Condition KML here.

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Roadway Data
Document Name Modified Size
Statewide Highways4/2/202533.53 MB
Statewide Other Roads4/2/202563.76 MB
Traffic Count Data
Document Name Modified Size
2015 Statewide Traffic Lines6/18/20219.59 MB
2015 Statewide Traffic Points6/18/2021876.88 KB
2016 Statewide Traffic Lines11/29/201810.34 MB
2016 Statewide Traffic Points11/29/20181.09 MB
2017 Statewide Traffic Points 6/18/2021790.24 KB
2017 Statewide Traffic Lines6/18/202110.32 MB
2018 Statewide Traffic Lines5/17/201910.47 MB
2018 Statewide Traffic Points5/17/20191021.88 KB
2019 Statewide Traffic Lines3/11/202010.75 MB
2019 Statewide Traffic Points3/11/2020925.75 KB
2020 Statewide Traffic Lines6/18/202110.53 MB
2020 Statewide Traffic Points6/18/2021894.61 KB
2021 Statewide Traffic Points4/6/2022883.6 KB
2021 Statewide Traffic Lines4/6/202210.69 MB
2022 Statewide Traffic Points5/9/2023905.59 KB
2022 Statewide Traffic Lines8/4/202310.54 MB
2023 Statewide Traffic Lines4/4/202410.54 MB
2023 Statewide Traffic Points4/4/2024921.8 KB
Other Transportation Data
Document Name Modified Size
Statewide Railroads2/2/2021560.49 KB
2012 National Highway System of South Carolina12/17/20201.66 MB
Statewide Bridges4/2/2025975.03 KB
2010 Statewide Functional Classification 9/3/202119.52 MB
Statewide Evacuation Routes6/14/20211.25 MB
SCDOT Data Dictionary7/8/202117.79 KB
Speed Limits Highways5/17/20194.24 MB
Statewide Interchanges7/30/201910.92 KB
Statewide Mile Marker Signs10/8/2019184.88 KB
2020 SC Freight Network2/9/2023518.28 KB
Boundary Data
Document Name Modified Size
Municipal Areas4/2/20254.07 MB