Sangdangsanseong Fortress Wall, Sanseong-dong, Sangdang-guSeongan-gil Shopping Street, Bungmullo1-ga, Sangdang-guSuamgol Mural Village Alley, Su-dong, Sangdang-guUju Bathhouse, Tap-dong, Sangdang-gu
Total population192,578people
Households89,494households
Average age45.2yrs
Sex ratioMale95,607peopleFemale96,971people49.6%50.4%

Population change

Change over time

4-year trend

Unit: people

194,267 in 2022199,909 in 2023198,719 in 2024196,491 in 2025192,578 in 202620222023202420252026

194,267 in 2022192,578 in 2026

Down 0.9% over the past 4 years.

Population structure

Population by age

As of September 2026

Population by age and sex

Unit: people

Under 1010s20s30s40sπŸ‘‘ 50s60s70s80s90s100+6,22710,00910,23912,36814,29616,33915,1647,7682,85334046,0759,3998,84011,31214,02616,84415,5278,8674,9521,10524

Male 95,607Female 96,971

Age structure

Unit: %

Youth 11.4%Working age 67.1%Seniors 21.4%11.4%67.1%21.4%

Youth 11.4%Working age 67.1%Seniors 21.4%

50s is the largest group, at 33,183 people.

Population ranking

Population by region

As of September 2026
  • YoungestBangseo-dong36.7 yrs
  • OldestMyeongam-dong62.8 yrs
RegionShare
Yongam-dong69,61636.1%42.3 yrs
Geumcheon-dong28,16514.6%45.4 yrs
Bangseo-dong18,0409.4%36.7 yrs
Yongdam-dong11,9516.2%41.7 yrs
Yongjeong-dong10,2565.3%41 yrs
Yeongun-dong9,4044.9%51 yrs
Tap-dong8,3584.3%46.8 yrs
Namil-myeon6,3323.3%52.9 yrs
Miwon-myeon4,3812.3%62.2 yrs
Gadeok-myeon3,5361.8%60.9 yrs

The top three areas hold 60.1% of the population of Sangdang-gu, Cheongju-si.

Frequently asked questions❓

Sangdang-gu, Cheongju-si has 192,578 residents as of September 2026., 3,913 fewer than a year earlier.
Yongam-dong, home to 69,616 residents (36.1% of Sangdang-gu, Cheongju-si).
It is 45.2 as of September 2026., 0.5 years below the national average of 45.7. Among its neighborhoods, Bangseo-dong is youngest at 36.7 and Myeongam-dong oldest at 62.8.
It fell 0.9% over 4 years, from 194,267 in 2022 to 192,578 in September 2026.
This is resident registration data from Korea's Ministry of the Interior and Safety. Figures are as of the end of September 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 🌐