Total population101,814people
Households51,388households
Average age48.6yrs
Sex ratioMale50,985peopleFemale50,829people50.1%49.9%
Population change
Change over time
4-year trendUnit: people
98,597 in 2022101,814 in 2026
Up 3.3% over the past 4 years.
Migration
As of August 2026Monthly Overview
Moved in747people
Moved out620people
Net migration127people
Net migration by month
Unit: people
Net inflowNet outflow
Top origins
Unit: people
| Region | Moved in |
|---|---|
| Yesan-gun | 78 |
| Seosan-si | 34 |
| Cheonan-si | 29 |
| Dangjin-si | 27 |
| Pyeongtaek-si, Gyeonggi | 23 |
Top destinations
Unit: people
| Region | Moved out |
|---|---|
| Yesan-gun | 54 |
| Cheonan-si | 22 |
| Seo-gu, Daejeon | 21 |
| Dangjin-si | 20 |
| Yangcheon-gu, Seoul | 14 |
Inflows exceeded outflows in every one of the past 12 months, for a net gain of 2,192.
Population structure
Population by age
As of September 2026Population by age and sex
Unit: people
Male 50,985Female 50,829
Age structure
Unit: %
Youth 10.6%Working age 60.9%Seniors 28.5%
60s is the largest group, at 17,284 people.
Population ranking
Population by region
As of September 2026- YoungestHongbuk-eup38.3 yrs
- OldestEunha-myeon65.2 yrs
| Region | Share | ||
|---|---|---|---|
| Hongbuk-eup | 38,951 | 38.3% | 38.3 yrs |
| Hongseong-eup | 33,777 | 33.2% | 48.9 yrs |
| Gwangcheon-eup | 7,039 | 6.9% | 60.9 yrs |
| Galsan-myeon | 3,201 | 3.1% | 63.1 yrs |
| Hongdong-myeon | 3,180 | 3.1% | 59 yrs |
| Geumma-myeon | 3,172 | 3.1% | 62.1 yrs |
| Guhang-myeon | 3,136 | 3.1% | 61.5 yrs |
| Seobu-myeon | 2,893 | 2.8% | 63 yrs |
| Janggok-myeon | 2,631 | 2.6% | 63.4 yrs |
| Eunha-myeon | 1,945 | 1.9% | 65.2 yrs |
| Gyeolseong-myeon | 1,889 | 1.9% | 64.9 yrs |
The top three areas hold 78.3% of the population of Hongseong-gun, Chungcheongnam-do.
Frequently asked questionsβ
Hongseong-gun, Chungcheongnam-do has 101,814 residents as of September 2026., 1,705 more than a year earlier.
Hongbuk-eup, home to 38,951 residents (38.3% of Hongseong-gun, Chungcheongnam-do).
It is 48.6 as of September 2026., 2.9 years above the national average of 45.7. Among its towns and townships, Hongbuk-eup is youngest at 38.3 and Eunha-myeon oldest at 65.2.
It rose 3.3% over 4 years, from 98,597 in 2022 to 101,814 in September 2026.
As of August 2026, the most people moved in from Yesan-gun (78) and the most moved out to Yesan-gun (54). Inflows exceeded outflows in every one of the past 12 months, for a net gain of 2,192.
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