Foreign residents2,910peopleNaturalized citizens 183 people
Foreign resident share7.22%Of registered residents
Resident types
Seongju-gun ranks 10th of 22 in Gyeongsangbuk-do by foreign residents.
By residence type
As of September 2026Unit: %
Overseas Koreans 2.4%Other foreign nationals 40.5%Migrant workers 51.1%Marriage migrants 5.6%Foreign students 0.4%
| Type | People | Share |
|---|---|---|
| Overseas Koreans | 69 | 2.4% |
| Other foreign nationals | 1,178 | 40.5% |
| Migrant workers | 1,486 | 51.1% |
| Marriage migrants | 164 | 5.6% |
| Foreign students | 13 | 0.4% |
Migrant workers are the largest group at 1,486.
Age structure
By age group
As of September 2026| Age group | People | Share |
|---|---|---|
| Under 10 | 58 | 2% |
| 10s | 28 | 1% |
| 20s | 878 | 30.2% |
| 30s | 1,204 | 41.4% |
| 40s | 487 | 16.7% |
| 50s | 172 | 5.9% |
| 60s | 75 | 2.6% |
| 70+ | 8 | 0.3% |
Residents in their 30s are the largest age group at 1,204.
Frequently asked questionsβ
2,910 as of the 2026 survey, or 7.22% of its population.
Migrant workers form the largest group, at 1,486.
10th out of 22.
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