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Population of Danwon-gu, Ansan-si

Resident registration data, June 2026 (MOIS)

Total population288,467people
Average age44.4yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s30s40s👑 50s60s70s80s90s100+7,62912,40819,31723,26221,22127,60124,7879,0042,675313117,36811,68817,23018,74318,97127,46323,1139,6904,7181,21340

Male 148,229Female 140,238

Age structure

Unit: %

Youth 9.4%Working age 72.7%Seniors 17.9%9.4%72.7%17.9%

Youth 9.4%Working age 72.7%Seniors 17.9%

50s is the largest group, at 55,064 people.

Population change

Change over time

4-year trend

Unit: people

300,229 in 2022296,294 in 2023294,941 in 2024290,741 in 2025288,467 in 202620222023202420252026

300,229 in 2022288,467 in 2026

Down 3.9% over the past 4 years.

Population ranking

Gojan-dong has the largest population of the 15 neighborhoods.

Population by region

15
  • YoungestWonsi-dong36.6 yrs
  • OldestPungdo-dong66.7 yrs

There is a 30.1-year gap in average age between the youngest and the oldest area.

RegionPopulationShareAverage age
Gojan-dong84,41929.3%42.8 yrs
Seonbu-dong64,40822.3%44.5 yrs
Choji-dong43,09714.9%43.5 yrs
Wa-dong34,75812%44.8 yrs
Wongok-dong29,08610.1%44.9 yrs
Singil-dong20,2317%45.7 yrs
Daebunam-dong3,2811.1%56.7 yrs
Daebubuk-dong2,8961%55.4 yrs
Daebudong-dong2,1220.7%57.3 yrs
Seonggok-dong1,9830.7%41.7 yrs
Wonsi-dong8840.3%36.6 yrs
Seongam-dong7070.2%59.8 yrs
Hwajeong-dong3560.1%56.1 yrs
Pungdo-dong1460.1%66.7 yrs
Mongnae-dong930%45.6 yrs

The top three areas hold 66.5% of the population of Danwon-gu, Ansan-si.

Other regions

Other districts in Gyeonggi

16

Frequently asked questions❓

Danwon-gu, Ansan-si has 288,467 residents as of June 2026., 2,274 fewer than a year earlier.
Gojan-dong, home to 84,419 residents — 29.3% of Danwon-gu, Ansan-si.
It is 44.4 as of June 2026., 1.2 years below the national average of 45.6. Among its neighborhoods, Wonsi-dong is youngest at 36.6 and Pungdo-dong oldest at 66.7.
It fell 3.9% over 4 years, from 300,229 in 2022 to 288,467 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 🌐