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Multicultural Food Street by Ansan Station, Wongok-dong, Danwon-guDaebudo Banga-meori Beach, Daebudong-dong, Danwon-guHwarang Resort & Gyeonggi Museum of Modern Art, Choji-dong, Danwon-guAnsan Jungang Station & Lotte Dept. Store, Gojan-dong, Danwon-guSeonbu Square & Ansan No.1 Market, Seonbu-dong, Danwon-guSingil Oncheon Station, Singil-dong, Danwon-guWa-dong Sports Park, Wa-dong, Danwon-gu

Population of Danwon-gu, Ansan-si

As of September 2026

Total population288,127people
Households137,022households
Average age44.5yrs
Sex ratioMale148,043peopleFemale140,084people51.4%48.6%

Population change

Change over time

4-year trend

Unit: people

299,434 in 2022295,905 in 2023294,685 in 2024290,241 in 2025288,127 in 202620222023202420252026

299,434 in 2022288,127 in 2026

Down 3.8% over the past 4 years.

Population structure

Population by age

As of September 2026

Population by age and sex

Unit: people

Under 1010s20s30s40sπŸ‘‘ 50s60s70s80s90s100+7,56312,38619,11623,26021,21127,42924,8859,1462,720314127,29111,65617,10218,75718,89527,33123,2339,8094,7371,22547

Male 148,043Female 140,084

Age structure

Unit: %

Youth 9.3%Working age 72.6%Seniors 18.1%9.3%72.6%18.1%

Youth 9.3%Working age 72.6%Seniors 18.1%

50s is the largest group, at 54,760 people.

Population ranking

Population by region

As of September 2026
  • YoungestWonsi-dong36.9 yrs
  • OldestPungdo-dong66.7 yrs
RegionShare
Gojan-dong84,28929.3%42.9 yrs
Seonbu-dong64,33722.3%44.6 yrs
Choji-dong43,04314.9%43.6 yrs
Wa-dong34,71512%45 yrs
Wongok-dong29,01710.1%45 yrs
Singil-dong20,1827%45.8 yrs
Daebunam-dong3,2931.1%56.8 yrs
Daebubuk-dong2,8891%55.6 yrs
Daebudong-dong2,1340.7%57.5 yrs
Seonggok-dong2,0560.7%41.8 yrs

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

Frequently asked questions❓

Danwon-gu, Ansan-si has 288,127 residents as of September 2026., 2,114 fewer than a year earlier.
Gojan-dong, home to 84,289 residents (29.3% of Danwon-gu, Ansan-si).
It is 44.5 as of September 2026., 1.2 years below the national average of 45.7. Among its neighborhoods, Wonsi-dong is youngest at 36.9 and Pungdo-dong oldest at 66.7.
It fell 3.8% over 4 years, from 299,434 in 2022 to 288,127 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 🌐