In 2024, South Korea's national highways had a total length of approximately ****Â thousand kilometers. National highways in South Korea are defined as roads that connect main cities, ports, airports and tourist sties and are under control of the Ministry of Land, Infrastructure, and Transport (MOLIT) of South Korea.
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KOSIS. (August 29, 2025). Length of national highways in South Korea from 2000 to 2024 (in kilometers) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 24, 2026, from /statistics/712542/south-korea-national-highways-infrastructure/
KOSIS. "Length of national highways in South Korea from 2000 to 2024 (in kilometers)." Chart. August 29, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 24, 2026. /statistics/712542/south-korea-national-highways-infrastructure/
KOSIS. (2025). Length of national highways in South Korea from 2000 to 2024 (in kilometers). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 24, 2026. /statistics/712542/south-korea-national-highways-infrastructure/
KOSIS. "Length of National Highways in South Korea from 2000 to 2024 (in Kilometers)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 29 Aug 2025, /statistics/712542/south-korea-national-highways-infrastructure/
KOSIS, Length of national highways in South Korea from 2000 to 2024 (in kilometers) ÌÇÐÄÆƽâ°æ, /statistics/712542/south-korea-national-highways-infrastructure/ (last visited July 24, 2026)
Length of national highways in South Korea from 2000 to 2024 (in kilometers) [Graph], KOSIS, August 29, 2025. [Online]. Available: /statistics/712542/south-korea-national-highways-infrastructure/
