International School Fees in Seoul: What You Actually Need to Budget

International School Fees in Seoul: What You Actually Need to Budget
After three years here, I've helped several friends navigate the international school search, and honestly? It's one of the biggest shocks to the family budget. Let me break down what you're actually looking at so there are no surprises.
The Big Picture: Tuition Costs
International schools in Seoul are *expensive*. We're talking anywhere from ₩18 million to ₩35 million per year depending on the school and grade level. Here's the rough range:
The most established schools—Seoul International School (SIS), Korean International School (KIS), and Dulwich College Seoul—sit at the higher end. Newer or smaller schools might be ₩5 million cheaper, but quality varies.
Beyond Tuition: The Hidden Costs Nobody Mentions
Here's what caught me off guard: tuition is just the beginning.
If your kid does sports, music lessons, and field trips, you're easily adding another ₩2–4 million annually.
Which Schools Should You Actually Consider?
Seoul International School (SIS) - Gangnam
Dulwich College Seoul - Gangbuk
Korean International School (KIS) - Seocho
Chadwick International School - Incheon
Real Talk: Application Timeline
Don't wait until August. Applications for the next year typically open in October-November, and spots fill fast. You'll need:
Most schools have open houses in September—mark your calendar.
Money-Saving Tips from Experience
My Personal Take
If you can swing ₩30 million annually without stress, SIS or Dulwich are solid investments—your kid will have strong academics and a diverse international community. But if budget's tight, don't feel bad about considering Korean schools with English tracks (hagwons can supplement). I know expat families whose kids thrived in Korean public schools too.
Quick tip: Start with the school directories on Expat.com or Facebook expat groups—other parents are your best resource for honest reviews about each school's culture and real costs.
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Daniel Kim
Expat Life Editor · Last updated 2026-06-23