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Population of Donghae-si, Gangwon

Resident registration data, June 2026 (MOIS)

Total population85,589people
Average age48.6yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s30s40s👑 50s60s70s80s90s100+2,2904,0534,2634,4955,9728,2657,4394,5511,85517722,1983,7112,9803,5635,6897,4907,8005,2132,97559413

Male 43,362Female 42,227

Age structure

Unit: %

Youth 9.8%Working age 63.3%Seniors 26.9%9.8%63.3%26.9%

Youth 9.8%Working age 63.3%Seniors 26.9%

50s is the largest group, at 15,755 people.

Population change

Change over time

4-year trend

Unit: people

89,574 in 202289,058 in 202387,988 in 202486,854 in 202585,589 in 202620222023202420252026

89,574 in 202285,589 in 2026

Down 4.4% over the past 4 years.

Population ranking

Cheongok-dong has the largest population of the 36 neighborhoods.

Population by region

36
  • YoungestPyeongneung-dong39 yrs
  • OldestDalbang-dong69.1 yrs

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

RegionPopulationShareAverage age
Cheongok-dong21,27924.9%48.9 yrs
Balhan-dong9,22810.8%55.4 yrs
Donghoe-dong9,13410.7%43.4 yrs
Pyeongneung-dong7,0368.2%39 yrs
Hyoga-dong6,2267.3%42.8 yrs
Ido-dong6,1247.2%43.5 yrs
Swaeun-dong5,3166.2%46.4 yrs
Bugok-dong4,3995.1%56.4 yrs
Bukpyeong-dong3,2543.8%40.1 yrs
Gumi-dong1,9572.3%56.3 yrs
Mukhojin-dong1,9092.2%60 yrs
Songjeong-dong1,7652.1%58.2 yrs
Iro-dong1,7562.1%58.7 yrs
Yongjeong-dong1,5981.9%50.1 yrs
Danbong-dong8691%48.6 yrs
Mangsang-dong4810.6%61.4 yrs
Jiheung-dong4580.5%57.6 yrs
Eodal-dong3650.4%60.4 yrs
Daejin-dong3200.4%57.4 yrs
Samhwa-dong3080.4%61.6 yrs
Daegu-dong2490.3%63.7 yrs
Sinheung-dong2240.3%61.7 yrs
Manu-dong2090.2%64.7 yrs
Jiga-dong1630.2%56.6 yrs
Chogu-dong1610.2%59.9 yrs
Simgok-dong1460.2%65.3 yrs
Goeran-dong1250.1%60.9 yrs
Naan-dong1120.1%54.9 yrs
Chuam-dong930.1%59.8 yrs
Gwiun-dong920.1%61.5 yrs
Guho-dong760.1%52.6 yrs
Hohyeon-dong610.1%64.6 yrs
Bicheon-dong300%61.9 yrs
Nae-dong260%56.8 yrs
Igi-dong240%58.3 yrs
Dalbang-dong160%69.1 yrs

The top three areas hold 46.3% of the population of Donghae-si, Gangwon.

Other regions

Other districts in Gangwon

16

Frequently asked questions❓

Donghae-si, Gangwon has 85,589 residents as of June 2026., 1,265 fewer than a year earlier.
Cheongok-dong, home to 21,279 residents — 24.9% of Donghae-si, Gangwon.
It is 48.6 as of June 2026., 3 years above the national average of 45.6. Among its neighborhoods, Pyeongneung-dong is youngest at 39 and Dalbang-dong oldest at 69.1.
It fell 4.4% over 4 years, from 89,574 in 2022 to 85,589 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 🌐