Gongsanseong Fortress & Riverside, Ungjin-dong, Gongju-siDaecheon Beach, Daecheon-dong, Boryeong-siKkotji Beach Grandma & Grandpa Rocks, Anmyeon-eup, Taean-gunBusosanseong Fortress & Gungnamji Pond, Buyeo-eup, Buyeo-gunCheonan Bus Terminal & Shinsegae District, Sinbu-dong, Dongnam-guOnyang Hot Springs Street, Oncheon-dong, Asan-siHaemi Eupseong Fortress Wall, Haemi-myeon, Seosan-siSapgyoho Tourist Complex & Naval Ship Park, Sinpyeong-myeon, Dangjin-si
Foreign residents139,111peopleNaturalized citizens 12,411 people
Foreign resident share6.5%Of registered residents

Resident types

Chungcheongnam-do ranks 3rd of 17 in Korea by foreign residents.

By residence type

As of September 2026

Unit: %

Overseas Koreans 20.2%Other foreign nationals 34.6%Migrant workers 28.9%Marriage migrants 7.3%Foreign students 8.9%20.2%34.6%28.9%8.9%

Overseas Koreans 20.2%Other foreign nationals 34.6%Migrant workers 28.9%Marriage migrants 7.3%Foreign students 8.9%

TypePeopleShare
Overseas Koreans28,10220.2%
Other foreign nationals48,19634.6%
Migrant workers40,23728.9%
Marriage migrants10,1697.3%
Foreign students12,4078.9%

Other foreign nationals are the largest group at 48,196.

Age structure

By age group

As of September 2026
Age groupPeopleShare
Under 104,4763.2%
10s5,8104.2%
20s36,71426.4%
30s42,11930.3%
40s24,43417.6%
50s15,03310.8%
60s7,8635.7%
70+2,6621.9%

Residents in their 30s are the largest age group at 42,119.

Foreign resident ranking

Foreign residents by region

As of September 2026
RegionShare
Asan-si37,84327.2%
Seobuk-gu22,05615.9%
Dongnam-gu16,20011.6%
Dangjin-si11,9318.6%
Nonsan-si8,3996%
Seosan-si8,0905.8%
Boryeong-si6,2064.5%
Hongseong-gun4,9773.6%
Yesan-gun4,8543.5%
Geumsan-gun4,3623.1%

The top three areas are home to 54.7% of all foreign residents in Chungcheongnam-do.

Frequently asked questions❓

139,111 as of the 2026 survey, or 6.5% of its population.
Other foreign nationals form the largest group, at 48,196.
3rd out of 17.
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 🌐