Total population81,107people
Households29,758households
Average age41.4yrs
Sex ratioMale39,502peopleFemale41,605people48.7%51.3%
Population change
Change over time
4-year trendUnit: people
78,657 in 202281,107 in 2026
Up 3.1% over the past 4 years.
Migration
As of August 2026Monthly Overview
Moved in897people
Moved out857people
Net migration40people
Net migration by month
Unit: people
Net inflowNet outflow
Top origins
Unit: people
| Region | Moved in |
|---|---|
| Anyang-si | 101 |
| Uiwang-si | 45 |
| Seocho-gu, Seoul | 35 |
| Suwon-si | 25 |
| Gwanak-gu, Seoul | 24 |
Top destinations
Unit: people
| Region | Moved out |
|---|---|
| Anyang-si | 107 |
| Uiwang-si | 55 |
| Seocho-gu, Seoul | 30 |
| Gangnam-gu, Seoul | 26 |
| Yongin-si | 19 |
Inflows exceeded outflows in 9 of the past 12 months, for a net gain of 29.
Population structure
Population by age
As of September 2026Population by age and sex
Unit: people
Male 39,502Female 41,605
Age structure
Unit: %
Youth 15.1%Working age 68.1%Seniors 16.8%
40s is the largest group, at 13,153 people.
Population ranking
Population by region
As of September 2026- YoungestGalhyeon-dong35.3 yrs
- OldestMakgye-dong48.2 yrs
| Region | Share | ||
|---|---|---|---|
| Galhyeon-dong | 21,712 | 26.8% | 35.3 yrs |
| Wonmun-dong | 14,343 | 17.7% | 40.9 yrs |
| Byeoryang-dong | 14,064 | 17.3% | 42.3 yrs |
| Jungang-dong | 11,270 | 13.9% | 45.6 yrs |
| Burim-dong | 7,248 | 8.9% | 43.5 yrs |
| Munwon-dong | 6,531 | 8.1% | 46.6 yrs |
| Gwacheon-dong | 4,722 | 5.8% | 46.4 yrs |
| Juam-dong | 1,033 | 1.3% | 48.1 yrs |
| Makgye-dong | 95 | 0.1% | 48.2 yrs |
| Gwanmun-dong | 89 | 0.1% | 46.9 yrs |
The top three areas hold 61.8% of the population of Gwacheon-si, Gyeonggi.
Frequently asked questionsβ
Gwacheon-si, Gyeonggi has 81,107 residents as of September 2026., 457 more than a year earlier.
Galhyeon-dong, home to 21,712 residents (26.8% of Gwacheon-si, Gyeonggi).
It is 41.4 as of September 2026., 4.3 years below the national average of 45.7. Among its neighborhoods, Galhyeon-dong is youngest at 35.3 and Makgye-dong oldest at 48.2.
It rose 3.1% over 4 years, from 78,657 in 2022 to 81,107 in September 2026.
As of August 2026, the most people moved in from Anyang-si (101) and the most moved out to Anyang-si (107). Inflows exceeded outflows in 9 of the past 12 months, for a net gain of 29.
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