Official sub-municipal administrative boundaries of South Korea — 3,559 eup/myeon/dong units (the administrative hierarchy used for census statistics, not the legal-district hierarchy). Statistics Korea SGIS census boundaries, base date 30 June 2025, SGIS statistical codes. Generalised for web delivery.

South Korea Towns and Neighborhoods (행정 읍면동) 2025

Official municipal-level census boundaries of South Korea — 252 si/gun/gu units in the Statistics Korea SGIS scheme, which counts non-autonomous districts of large cities separately. Base date 30 June 2025, SGIS statistical codes. Generalised for web delivery.

South Korea Municipalities (시군구) 2025

Official first-tier administrative boundaries of South Korea — 17 units: 8 provinces, 6 metropolitan cities, Seoul Special City, Sejong Special Self-Governing City and Jeju Special Self-Governing Province. Statistics Korea SGIS census boundaries, base date 30 June 2025, SGIS statistical codes. Generalised for web delivery.

sgis open data