Total population48,749people
Households26,737households
Average age54.9yrs
Sex ratioMale24,814peopleFemale23,935people50.9%49.1%
Population change
Change over time
4-year trendUnit: people
50,176 in 202248,749 in 2026
Down 2.8% over the past 4 years.
Migration
As of August 2026Monthly Overview
Moved in233people
Moved out282people
Net migrationβ49people
Net migration by month
Unit: people
Net inflowNet outflow
Top origins
Unit: people
| Region | Moved in |
|---|---|
| Dong-gu, Daejeon | 28 |
| Seo-gu, Daejeon | 19 |
| Jung-gu, Daejeon | 13 |
| Yuseong-gu, Daejeon | 12 |
| Daedeok-gu, Daejeon | 11 |
Top destinations
Unit: people
| Region | Moved out |
|---|---|
| Seo-gu, Daejeon | 31 |
| Jung-gu, Daejeon | 22 |
| Dong-gu, Daejeon | 20 |
| Yuseong-gu, Daejeon | 18 |
| Daedeok-gu, Daejeon | 7 |
Outflows led in 8 of the past 12 months, but a few large inflow months left a net gain of 212.
Population structure
Population by age
As of September 2026Population by age and sex
Unit: people
Male 24,814Female 23,935
Age structure
Unit: %
Youth 6.9%Working age 54.5%Seniors 38.6%
60s is the largest group, at 11,167 people.
Population ranking
Population by region
As of September 2026- YoungestGeumsan-eup49.6 yrs
- OldestBuri-myeon64.3 yrs
| Region | Share | ||
|---|---|---|---|
| Geumsan-eup | 22,180 | 45.5% | 49.6 yrs |
| Chubu-myeon | 5,746 | 11.8% | 54.8 yrs |
| Jinsan-myeon | 3,064 | 6.3% | 61.6 yrs |
| Geumseong-myeon | 2,998 | 6.1% | 61 yrs |
| Boksu-myeon | 2,794 | 5.7% | 60.2 yrs |
| Namil-myeon | 2,773 | 5.7% | 54.3 yrs |
| Jewon-myeon | 2,667 | 5.5% | 61.3 yrs |
| Gunbuk-myeon | 2,300 | 4.7% | 61.1 yrs |
| Buri-myeon | 2,284 | 4.7% | 64.3 yrs |
| Nami-myeon | 1,943 | 4% | 61.2 yrs |
The top three areas hold 63.6% of the population of Geumsan-gun, Chungcheongnam-do.
Frequently asked questionsβ
Geumsan-gun, Chungcheongnam-do has 48,749 residents as of September 2026., 398 fewer than a year earlier.
Geumsan-eup, home to 22,180 residents (45.5% of Geumsan-gun, Chungcheongnam-do).
It is 54.9 as of September 2026., 9.2 years above the national average of 45.7. Among its towns and townships, Geumsan-eup is youngest at 49.6 and Buri-myeon oldest at 64.3.
It fell 2.8% over 4 years, from 50,176 in 2022 to 48,749 in September 2026.
As of August 2026, the most people moved in from Dong-gu, Daejeon (28) and the most moved out to Seo-gu, Daejeon (31). Outflows led in 8 of the past 12 months, but a few large inflow months left a net gain of 212.
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