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Population of Geochang-gun, Gyeongsangnam

Resident registration data, June 2026 (MOIS)

Total population58,846people
Average age51.8yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s30s40s50s👑 60s70s80s90s100+1,3603,0892,4452,4433,1975,0645,8643,7281,56225121,2082,5291,7772,0323,1954,7045,7524,3723,36088428

Male 29,005Female 29,841

Age structure

Unit: %

Youth 9.1%Working age 56.9%Seniors 34.0%9.1%56.9%34.0%

Youth 9.1%Working age 56.9%Seniors 34.0%

60s is the largest group, at 11,616 people.

Population change

Change over time

4-year trend

Unit: people

60,600 in 202260,356 in 202359,867 in 202459,360 in 202558,846 in 202620222023202420252026

60,600 in 202258,846 in 2026

Down 2.9% over the past 4 years.

Population ranking

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

Population by region

12
  • YoungestGeochang-eup46.2 yrs
  • OldestSinwon-myeon65.5 yrs

There is a 19.3-year gap in average age between the youngest and the oldest area.

RegionPopulationShareAverage age
Geochang-eup39,64667.4%46.2 yrs
Gajo-myeon3,3835.7%62.6 yrs
Namsang-myeon2,1733.7%62.7 yrs
Mari-myeon1,8563.2%63.1 yrs
Wicheon-myeon1,8123.1%60.6 yrs
Ungyang-myeon1,7302.9%62.8 yrs
Buksang-myeon1,4932.5%62.9 yrs
Sinwon-myeon1,4442.5%65.5 yrs
Jusang-myeon1,4122.4%64.5 yrs
Namha-myeon1,3332.3%64.8 yrs
Gabuk-myeon1,2852.2%65.2 yrs
Goje-myeon1,2792.2%64.3 yrs

The top three areas hold 76.8% of the population of Geochang-gun, Gyeongsangnam.

Other regions

Other districts in Gyeongsangnam

16

Frequently asked questions❓

Geochang-gun, Gyeongsangnam has 58,846 residents as of June 2026., 514 fewer than a year earlier.
Geochang-eup, home to 39,646 residents — 67.4% of Geochang-gun, Gyeongsangnam.
It is 51.8 as of June 2026., 6.2 years above the national average of 45.6. Among its neighborhoods, Geochang-eup is youngest at 46.2 and Sinwon-myeon oldest at 65.5.
It fell 2.9% over 4 years, from 60,600 in 2022 to 58,846 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 🌐