Can you suggest the best Korean language schools (어학당) in Seoul?

Seoul has excellent Korean language programs at every level and budget. Here are the best options:

University programs (semester-based, intensive): Yonsei University KLI: The most famous and longest-running program. About 1,780,000 won per semester (10 weeks). Very structured. Seoul National University LEI: Korea's top university. Rigorous academic approach. About 1,730,000 won per semester. Korea University KLC: Comparable to Yonsei, slightly cheaper at about 1,680,000 won. Ewha Womans University: Open to all genders for language courses. Good reputation. Sogang University: Known for its conversation-focused approach. Great if you want speaking skills. Kyung Hee University: Known for its well-organized curriculum and cultural activities.

Private academies (flexible schedules): Ganada Korean Language Institute (Gangnam): Small classes, affordable, conversation-focused. Lexis Korea (Gangnam): Foreigner-friendly, strong English support, social activities. Green Korean Language School: Small group and private lessons available.

Free or low-cost options: Community centers: Free or very cheap Korean classes. Ask at your local community center. KIIP: Free government program. Completing it gives immigration benefits like points toward permanent residency. King Sejong Institute: Government-supported, low cost.

Tips for choosing: If you need a D-4 student visa, you must enroll in a university program. If you work full-time, private academies or community centers offer evening and weekend classes. For self-study support: Talk To Me In Korean (TTMIK) and King Sejong Institute Online are great free resources.