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Population of Gochang-gun, Jeonbuk

Resident registration data, June 2026 (MOIS)

Total population50,071people
Average age55.6yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s30s40s50s👑 60s70s80s90s100+8582,1951,7111,6662,5794,5445,5403,9191,91723738061,6731,2351,4842,1303,4785,0734,3713,67594630

Male 25,169Female 24,902

Age structure

Unit: %

Youth 7.2%Working age 52.1%Seniors 40.8%52.1%40.8%

Youth 7.2%Working age 52.1%Seniors 40.8%

60s is the largest group, at 10,613 people.

Population change

Change over time

4-year trend

Unit: people

52,981 in 202251,994 in 202351,327 in 202450,631 in 202550,071 in 202620222023202420252026

52,981 in 202250,071 in 2026

Down 5.5% over the past 4 years.

Population ranking

Gochang-eup has the largest population of the 14 neighborhoods.

Population by region

14
  • YoungestGochang-eup47.3 yrs
  • OldestSeongsong-myeon63.7 yrs

There is a 16.4-year gap in average age between the youngest and the oldest area.

RegionPopulationShareAverage age
Gochang-eup20,49440.9%47.3 yrs
Heungdeok-myeon2,8445.7%59.4 yrs
Daesan-myeon2,8005.6%62.7 yrs
Mujang-myeon2,6105.2%58.4 yrs
Buan-myeon2,4644.9%61.8 yrs
Haeri-myeon2,4154.8%63.3 yrs
Asan-myeon2,3934.8%61.6 yrs
Simwon-myeon2,2194.4%59.8 yrs
Gosu-myeon2,1944.4%60.7 yrs
Gongeum-myeon2,1754.3%62.6 yrs
Sangha-myeon2,1504.3%60.9 yrs
Sillim-myeon1,9834%61.4 yrs
Seongnae-myeon1,7413.5%62.7 yrs
Seongsong-myeon1,5893.2%63.7 yrs

The top three areas hold 52.2% of the population of Gochang-gun, Jeonbuk.

Other regions

Other districts in Jeonbuk

14

Frequently asked questions❓

Gochang-gun, Jeonbuk has 50,071 residents as of June 2026., 560 fewer than a year earlier.
Gochang-eup, home to 20,494 residents — 40.9% of Gochang-gun, Jeonbuk.
It is 55.6 as of June 2026., 10 years above the national average of 45.6. Among its neighborhoods, Gochang-eup is youngest at 47.3 and Seongsong-myeon oldest at 63.7.
It fell 5.5% over 4 years, from 52,981 in 2022 to 50,071 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 🌐