Total population1,000,464people
Households434,346households
Average age39.7yrs
Sex ratioMale518,113peopleFemale482,351people51.8%48.2%
Population change
Change over time
4-year trendUnit: people
899,334 in 20221,000,464 in 2026
Up 11.2% over the past 4 years.
Migration
As of August 2026Monthly Overview
Moved in10,283people
Moved out9,950people
Net migration333people
Net migration by month
Unit: people
Net inflowNet outflow
Top origins
Unit: people
| Region | Moved in |
|---|---|
| Suwon-si | 1,197 |
| Yongin-si | 542 |
| Osan-si | 426 |
| Ansan-si | 318 |
| Pyeongtaek-si | 266 |
Top destinations
Unit: people
| Region | Moved out |
|---|---|
| Suwon-si | 990 |
| Osan-si | 536 |
| Pyeongtaek-si | 529 |
| Yongin-si | 458 |
| Ansan-si | 210 |
Inflows exceeded outflows in every one of the past 12 months, for a net gain of 10,544.
Population structure
Population by age
As of September 2026Population by age and sex
Unit: people
Male 518,113Female 482,351
Age structure
Unit: %
Youth 14.7%Working age 72.7%Seniors 12.6%
40s is the largest group, at 186,605 people.
Population ranking
Population by region
As of September 2026| Region | Share | ||
|---|---|---|---|
| Dongtan-gu | 430,101 | 43% | 36.2 yrs |
| Manse-gu | 234,222 | 23.4% | 44.2 yrs |
| Byeongjeom-gu | 175,182 | 17.5% | 40.1 yrs |
| Hyohaeng-gu | 160,959 | 16.1% | 42.1 yrs |
The top three areas hold 83.9% of the population of Hwaseong-si, Gyeonggi.
Frequently asked questionsβ
Hwaseong-si, Gyeonggi has 1,000,464 residents as of September 2026., 16,080 more than a year earlier.
Dongtan-gu, home to 430,101 residents (43.0% of Hwaseong-si, Gyeonggi).
It is 39.7 as of September 2026., 6 years below the national average of 45.7. Among its districts, Dongtan-gu is youngest at 36.2 and Manse-gu oldest at 44.2.
It rose 11.2% over 4 years, from 899,334 in 2022 to 1,000,464 in September 2026.
As of August 2026, the most people moved in from Suwon-si (1,197) and the most moved out to Suwon-si (990). Inflows exceeded outflows in every one of the past 12 months, for a net gain of 10,544.
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