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Dongnimmun (Independence Gate), Hyeonjeo-dong, Seodaemun-guStimson Hall, Yonsei University, Sinchon-dong, Seodaemun-guEwha Womans University Street, Daehyeon-dong, Seodaemun-guYeonhui Forest Rest Area, Yeonhui-dong, Seodaemun-guChangcheon Park Windmill, Changcheon-dong, Seodaemun-gu"Ttegulttegul" Wonder Playground, Hongje-dong, Seodaemun-guMoraenae Market Food Alley, Namgajwa-dong, Seodaemun-gu

Foreign Residents in Seodaemun-gu, Seoul

Based on the MOIS local foreign resident survey, 2026

Foreign residents17,038peopleNaturalized citizens 1,083 people
Foreign resident share5.69%Of registered residents

Resident types

Seodaemun-gu ranks 7th of 25 in Seoul by foreign residents.

By residence type

As of September 2026

Unit: %

Overseas Koreans 7.7%Other foreign nationals 35.4%Migrant workers 5.2%Marriage migrants 6.3%Foreign students 45.3%35.4%45.3%

Overseas Koreans 7.7%Other foreign nationals 35.4%Migrant workers 5.2%Marriage migrants 6.3%Foreign students 45.3%

TypePeopleShare
Overseas Koreans1,3137.7%
Other foreign nationals6,03035.4%
Migrant workers8935.2%
Marriage migrants1,0776.3%
Foreign students7,72545.3%

Foreign students are the largest group at 7,725.

Age structure

By age group

As of September 2026
Age groupPeopleShare
Under 102611.5%
10s1,0646.2%
20s8,30048.7%
30s2,91117.1%
40s1,84810.8%
50s1,4278.4%
60s8635.1%
70+3642.1%

Residents in their 20s are the largest age group at 8,300.

Frequently asked questions❓

17,038 as of the 2026 survey, or 5.69% of its population.
Foreign students form the largest group, at 7,725.
7th 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 🌐