The IMD Smart City Index measures existing infrastructure and technological services available in each city in the areas of health and safety; mobility; activities; opportunities; and governance. The final score is calculated through weighted survey scores for each city for the last three years and are further categorized based on the Global Data Lab's Human Development Index (HDI) indicators.
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In 2025, Seoul was ranked **** among smart cities worldwide according to multiple indicators covering existing infrastructure, technological services, and categories under the Human Development Index (HDI). This was **** places higher than in the previous year. The capital city of South Korea has risen in global smart city rankings almost every survey year since 2019.
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IMD Business School. (May 16, 2025). Global smart city index ranking for Seoul, South Korea, from 2019 to 2025 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 01, 2026, from /statistics/1456018/south-korea-seoul-hdi-smart-city-index-worldwide/
IMD Business School. "Global smart city index ranking for Seoul, South Korea, from 2019 to 2025." Chart. May 16, 2025. ÌÇÐÄÆƽâ°æ. Accessed August 01, 2026. /statistics/1456018/south-korea-seoul-hdi-smart-city-index-worldwide/
IMD Business School. (2025). Global smart city index ranking for Seoul, South Korea, from 2019 to 2025. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 01, 2026. /statistics/1456018/south-korea-seoul-hdi-smart-city-index-worldwide/
IMD Business School. "Global Smart City Index Ranking for Seoul, South Korea, from 2019 to 2025." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 16 May 2025, /statistics/1456018/south-korea-seoul-hdi-smart-city-index-worldwide/
IMD Business School, Global smart city index ranking for Seoul, South Korea, from 2019 to 2025 ÌÇÐÄÆƽâ°æ, /statistics/1456018/south-korea-seoul-hdi-smart-city-index-worldwide/ (last visited August 01, 2026)
Global smart city index ranking for Seoul, South Korea, from 2019 to 2025 [Graph], IMD Business School, May 16, 2025. [Online]. Available: /statistics/1456018/south-korea-seoul-hdi-smart-city-index-worldwide/
