Foreign residents16,422peopleNaturalized citizens 1,680 people
Foreign resident share4.42%Of registered residents
Resident types
Dongjak-gu ranks 8th of 25 in Seoul by foreign residents.
By residence type
As of September 2026Unit: %
Overseas Koreans 26.7%Other foreign nationals 29.0%Migrant workers 7.9%Marriage migrants 6.4%Foreign students 30.0%
| Type | People | Share |
|---|---|---|
| Overseas Koreans | 4,392 | 26.7% |
| Other foreign nationals | 4,760 | 29% |
| Migrant workers | 1,302 | 7.9% |
| Marriage migrants | 1,045 | 6.4% |
| Foreign students | 4,923 | 30% |
Foreign students are the largest group at 4,923.
Age structure
By age group
As of September 2026| Age group | People | Share |
|---|---|---|
| Under 10 | 201 | 1.2% |
| 10s | 898 | 5.5% |
| 20s | 5,330 | 32.5% |
| 30s | 2,577 | 15.7% |
| 40s | 1,962 | 11.9% |
| 50s | 2,451 | 14.9% |
| 60s | 2,317 | 14.1% |
| 70+ | 686 | 4.2% |
Residents in their 20s are the largest age group at 5,330.
Frequently asked questionsβ
16,422 as of the 2026 survey, or 4.42% of its population.
Foreign students form the largest group, at 4,923.
8th out of 25.
The 2026 edition of the annual local foreign resident survey by Korea's Ministry of the Interior and Safety. Population figures come from monthly resident registration data, so the two have different reference dates.
Sources π
- MOIS Survey of Foreign Residents by Local GovernmentKOGL Type 1 Β· 2026 survey Β· updated yearly