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Population of Yongsan-gu, Seoul

Resident registration data, June 2026 (MOIS)

Total population199,648people
Average age45.2yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s👑 30s40s50s60s70s80s90s100+4,9196,37511,27417,95514,25515,18613,6407,4403,236508194,8186,19414,31319,00914,64116,22114,2088,9845,2571,15738

Male 94,807Female 104,841

Age structure

Unit: %

Youth 8.0%Working age 71.7%Seniors 20.3%71.7%20.3%

Youth 8.0%Working age 71.7%Seniors 20.3%

30s is the largest group, at 36,964 people.

Population change

Change over time

4-year trend

Unit: people

222,263 in 2022217,288 in 2023206,061 in 2024203,127 in 2025199,648 in 202620222023202420252026

222,263 in 2022199,648 in 2026

Down 10.2% over the past 4 years.

Population ranking

Ichon-dong has the largest population of the 34 neighborhoods.

Population by region

34
  • YoungestYongsandong4-ga25.5 yrs
  • OldestNamyeong-dong54.6 yrs

There is a 29.1-year gap in average age between the youngest and the oldest area.

RegionPopulationShareAverage age
Ichon-dong32,62116.3%44.9 yrs
Huam-dong15,5737.8%46.2 yrs
Itaewon-dong13,7346.9%47.3 yrs
Hannam-dong13,6986.9%45.3 yrs
Hyochang-dong10,3775.2%43.8 yrs
Yongsandong2-ga8,4034.2%48 yrs
Hangangno3-ga7,7703.9%46.6 yrs
Hangangno2-ga7,4383.7%39.3 yrs
Cheongpadong1-ga6,9663.5%45.5 yrs
Wonhyoro1-ga6,8263.4%41.1 yrs
Yongmun-dong5,8652.9%45.8 yrs
Munbae-dong5,7702.9%39.2 yrs
Dongbinggo-dong5,7572.9%42.3 yrs
Seobinggo-dong5,6012.8%47.3 yrs
Dowon-dong5,1592.6%46.8 yrs
Bogwang-dong5,0432.5%49.4 yrs
Seogye-dong4,8582.4%47.7 yrs
Sancheon-dong4,7282.4%44.4 yrs
Cheongpadong3-ga3,6931.8%40.2 yrs
Wonhyoro4-ga3,6101.8%45.4 yrs
Dongja-dong3,4491.7%52.2 yrs
Cheongpadong2-ga3,2581.6%43.4 yrs
Hangangno1-ga3,1461.6%44.7 yrs
Garwol-dong3,0111.5%45.3 yrs
Singye-dong2,6081.3%44.5 yrs
Yongsandong5-ga2,2631.1%46.7 yrs
Sinchang-dong2,2001.1%45.4 yrs
Wonhyoro3-ga2,1471.1%43.7 yrs
Wonhyoro2-ga1,8170.9%43.4 yrs
Juseong-dong8090.4%47.9 yrs
Cheongam-dong6360.3%49.9 yrs
Namyeong-dong5690.3%54.6 yrs
Yongsandong3-ga2430.1%48.1 yrs
Yongsandong4-ga20%25.5 yrs

The top three areas hold 31.0% of the population of Yongsan-gu, Seoul.

Other regions

Other districts in Seoul

16

Frequently asked questions❓

Yongsan-gu, Seoul has 199,648 residents as of June 2026., 3,479 fewer than a year earlier.
Ichon-dong, home to 32,621 residents — 16.3% of Yongsan-gu, Seoul.
It is 45.2 as of June 2026., close to the national average of 45.6. Among its neighborhoods, Yongsandong4-ga is youngest at 25.5 and Namyeong-dong oldest at 54.6.
It fell 10.2% over 4 years, from 222,263 in 2022 to 199,648 in June 2026.
This is resident registration data from Korea's Ministry of the Interior and Safety. Figures are as of the end of June 2026 and are updated monthly. The data is open under KOGL Type 1.
Resident registration counts people at their registered address. The census counts them where they actually live. The gap is widest in university towns and industrial areas, where many people never change their registered address.

Sources 🌐