Total population95,537people
Households46,640households
Average age44.4yrs
Sex ratioMale48,055peopleFemale47,482people50.3%49.7%
Population change
Change over time
4-year trendUnit: people
91,097 in 202295,537 in 2026
Up 4.9% over the past 4 years.
Migration
As of August 2026Monthly Overview
Moved in746people
Moved out787people
Net migrationβ41people
Net migration by month
Unit: people
Net inflowNet outflow
Top origins
Unit: people
| Region | Moved in |
|---|---|
| Mokpo-si | 211 |
| Buk-gu, Gwangju | 34 |
| Yeongam-gun | 29 |
| Gwangsan-gu, Gwangju | 22 |
| Sinan-gun | 22 |
Top destinations
Unit: people
| Region | Moved out |
|---|---|
| Mokpo-si | 206 |
| Gwangsan-gu, Gwangju | 49 |
| Buk-gu, Gwangju | 31 |
| Yeongam-gun | 27 |
| Seo-gu, Gwangju | 21 |
Net migration varied across the past 12 months, totaling +331.
Population structure
Population by age
As of September 2026Population by age and sex
Unit: people
Male 48,055Female 47,482
Age structure
Unit: %
Youth 13.3%Working age 64.8%Seniors 21.9%
40s is the largest group, at 15,073 people.
Population ranking
Population by region
As of September 2026- YoungestIllo-eup36.9 yrs
- OldestMongtan-myeon62.3 yrs
| Region | Share | ||
|---|---|---|---|
| Samhyang-eup | 37,246 | 39% | 39.7 yrs |
| Illo-eup | 25,631 | 26.8% | 36.9 yrs |
| Muan-eup | 10,458 | 10.9% | 48.5 yrs |
| Cheonggye-myeon | 6,326 | 6.6% | 53.4 yrs |
| Haeje-myeon | 4,359 | 4.6% | 61.6 yrs |
| Hyeongyeong-myeon | 4,207 | 4.4% | 61.2 yrs |
| Unnam-myeon | 2,750 | 2.9% | 59.4 yrs |
| Mongtan-myeon | 2,717 | 2.8% | 62.3 yrs |
| Mangun-myeon | 1,843 | 1.9% | 60.2 yrs |
The top three areas hold 76.8% of the population of Muan-gun, Jeollanam-do.
Frequently asked questionsβ
Muan-gun, Jeollanam-do has 95,537 residents as of September 2026., 274 more than a year earlier.
Samhyang-eup, home to 37,246 residents (39.0% of Muan-gun, Jeollanam-do).
It is 44.4 as of September 2026., 1.3 years below the national average of 45.7. Among its towns and townships, Illo-eup is youngest at 36.9 and Mongtan-myeon oldest at 62.3.
It rose 4.9% over 4 years, from 91,097 in 2022 to 95,537 in September 2026.
As of August 2026, the most people moved in from Mokpo-si (211) and the most moved out to Mokpo-si (206). Net migration varied across the past 12 months, totaling +331.
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 π
- Resident registration data, Ministry of the Interior and SafetyKOGL Type 1 Β· as of September 2026 Β· updated monthly
- Internal Migration Statistics, Statistics Korea (KOSIS)KOGL Type 1 Β· as of August 2026 Β· updated monthly