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Population of Yesan-gun, Chungcheongnam

Resident registration data, June 2026 (MOIS)

Total population78,318people
Average age53.6yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s30s40s50s👑 60s70s80s90s100+1,6032,8502,9893,4904,4536,9568,3125,8622,48838141,5572,5522,3173,0013,8495,7878,0706,3544,2901,11933

Male 39,389Female 38,929

Age structure

Unit: %

Youth 7.5%Working age 55.8%Seniors 36.7%55.8%36.7%

Youth 7.5%Working age 55.8%Seniors 36.7%

60s is the largest group, at 16,382 people.

Population change

Change over time

4-year trend

Unit: people

76,647 in 202278,822 in 202378,324 in 202478,761 in 202578,318 in 202620222023202420252026

76,647 in 202278,318 in 2026

Up 2.2% over the past 4 years.

Population ranking

Yesan-eup has the largest population of the 12 neighborhoods.

Population by region

12
  • YoungestSapgyo-eup43.8 yrs
  • OldestDaesul-myeon64 yrs

There is a 20.2-year gap in average age between the youngest and the oldest area.

RegionPopulationShareAverage age
Yesan-eup28,91936.9%51.5 yrs
Sapgyo-eup19,00824.3%43.8 yrs
Deoksan-myeon5,9297.6%58.9 yrs
Godeok-myeon3,9165%61.6 yrs
Oga-myeon3,6444.7%62.1 yrs
Sinam-myeon3,0423.9%62.9 yrs
Sinyang-myeon2,7993.6%62.3 yrs
Gwangsi-myeon2,7633.5%63.3 yrs
Bongsan-myeon2,3042.9%60.8 yrs
Eungbong-myeon2,1922.8%60.5 yrs
Daesul-myeon2,1722.8%64 yrs
Daeheung-myeon1,6302.1%63.8 yrs

The top three areas hold 68.8% of the population of Yesan-gun, Chungcheongnam.

Other regions

Other districts in Chungcheongnam

15

Frequently asked questions❓

Yesan-gun, Chungcheongnam has 78,318 residents as of June 2026., 443 fewer than a year earlier.
Yesan-eup, home to 28,919 residents — 36.9% of Yesan-gun, Chungcheongnam.
It is 53.6 as of June 2026., 8 years above the national average of 45.6. Among its neighborhoods, Sapgyo-eup is youngest at 43.8 and Daesul-myeon oldest at 64.
It rose 2.2% over 4 years, from 76,647 in 2022 to 78,318 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 🌐