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Population of Cheoin-gu, Yongin-si

Resident registration data, June 2026 (MOIS)

Total population286,391people
Average age44.4yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s30s40s👑 50s60s70s80s90s100+8,92014,02917,51020,37323,16425,58421,96910,7123,77147578,63013,34014,50417,36421,00224,25821,41111,8776,0811,38030

Male 146,514Female 139,877

Age structure

Unit: %

Youth 10.9%Working age 69.5%Seniors 19.6%10.9%69.5%19.6%

Youth 10.9%Working age 69.5%Seniors 19.6%

50s is the largest group, at 49,842 people.

Population change

Change over time

4-year trend

Unit: people

261,898 in 2022262,273 in 2023268,755 in 2024282,163 in 2025286,391 in 202620222023202420252026

261,898 in 2022286,391 in 2026

Up 9.4% over the past 4 years.

Population ranking

Gorim-dong has the largest population of the 17 neighborhoods.

Population by region

17
  • YoungestGorim-dong39.1 yrs
  • OldestHaegok-dong57.2 yrs

There is a 18.1-year gap in average age between the youngest and the oldest area.

RegionPopulationShareAverage age
Gorim-dong35,90212.5%39.1 yrs
Mohyeon-eup34,67012.1%44.4 yrs
Yeokbuk-dong34,58712.1%39.8 yrs
Pogok-eup30,92110.8%45.7 yrs
Namsa-eup23,4318.2%43.2 yrs
Yangji-eup21,9207.7%45.5 yrs
Gimnyangjang-dong21,7757.6%44.3 yrs
Idong-eup18,6096.5%49.1 yrs
Samga-dong16,2485.7%43.9 yrs
Yubang-dong15,7155.5%46 yrs
Mapyeong-dong10,2363.6%48.6 yrs
Baegam-myeon7,7212.7%55 yrs
Wonsam-myeon7,6572.7%53.4 yrs
Nam-dong4,9761.7%46 yrs
Unhak-dong1,1970.4%52.3 yrs
Ho-dong6270.2%53.3 yrs
Haegok-dong1990.1%57.2 yrs

The top three areas hold 36.7% of the population of Cheoin-gu, Yongin-si.

Other regions

Other districts in Gyeonggi

16

Frequently asked questions❓

Cheoin-gu, Yongin-si has 286,391 residents as of June 2026., 4,228 more than a year earlier.
Gorim-dong, home to 35,902 residents — 12.5% of Cheoin-gu, Yongin-si.
It is 44.4 as of June 2026., 1.2 years below the national average of 45.6. Among its neighborhoods, Gorim-dong is youngest at 39.1 and Haegok-dong oldest at 57.2.
It rose 9.4% over 4 years, from 261,898 in 2022 to 286,391 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 🌐