Total population1,506,662people
Households775,882households
Average age48.6yrs
Sex ratioMale757,981peopleFemale748,681people50.3%49.7%
Population change
Change over time
4-year trendUnit: people
1,538,801 in 20221,506,662 in 2026
Down 2.1% over the past 4 years.
Migration
As of August 2026Monthly Overview
Moved in13,172people
Moved out13,196people
Net migrationβ24people
Net migration by month
Unit: people
Net inflowNet outflow
Top origins
Unit: people
| Region | Moved in |
|---|---|
| Gyeonggi | 2,010 |
| Seoul | 1,205 |
| Incheon | 354 |
| Chungcheongbuk-do | 272 |
| Gyeongsangbuk-do | 215 |
Top destinations
Unit: people
| Region | Moved out |
|---|---|
| Gyeonggi | 1,890 |
| Seoul | 1,351 |
| Incheon | 327 |
| Chungcheongbuk-do | 269 |
| Gyeongsangbuk-do | 221 |
Inflows exceeded outflows in 9 of the past 12 months, for a net gain of 3,911.
Population structure
Population by age
As of September 2026Population by age and sex
Unit: people
Male 757,981Female 748,681
Age structure
Unit: %
Youth 9.3%Working age 63.2%Seniors 27.4%
60s is the largest group, at 281,872 people.
Population ranking
Population by region
As of September 2026| Region | Share | ||
|---|---|---|---|
| Wonju-si | 365,379 | 24.3% | 45.1 yrs |
| Chuncheon-si | 284,783 | 18.9% | 45.9 yrs |
| Gangneung-si | 205,440 | 13.6% | 49.2 yrs |
| Donghae-si | 85,534 | 5.7% | 48.7 yrs |
| Sokcho-si | 78,788 | 5.2% | 48.7 yrs |
| Hongcheon-gun | 65,817 | 4.4% | 53.4 yrs |
| Samcheok-si | 60,041 | 4% | 51.4 yrs |
| Hoengseong-gun | 45,465 | 3% | 55.2 yrs |
| Pyeongchang-gun | 39,849 | 2.6% | 54.9 yrs |
| Cheorwon-gun | 39,598 | 2.6% | 49.7 yrs |
| Taebaek-si | 36,680 | 2.4% | 51.9 yrs |
| Yeongwol-gun | 35,651 | 2.4% | 55 yrs |
| Jeongseon-gun | 35,137 | 2.3% | 54.6 yrs |
| Inje-gun | 30,692 | 2% | 48.3 yrs |
| Yangyang-gun | 27,350 | 1.8% | 54.1 yrs |
| Goseong-gun | 27,196 | 1.8% | 52.9 yrs |
| Hwacheon-gun | 22,908 | 1.5% | 49 yrs |
| Yanggu-gun | 20,354 | 1.4% | 48.4 yrs |
The top three areas hold 56.8% of the population of Gangwon.
Frequently asked questionsβ
Gangwon has 1,506,662 residents as of September 2026., 3,008 fewer than a year earlier.
Wonju-si, home to 365,379 residents (24.3% of Gangwon).
It is 48.6 as of September 2026., 2.9 years above the national average of 45.7. Among its cities and counties, Wonju-si is youngest at 45.1 and Hoengseong-gun oldest at 55.2.
It fell 2.1% over 4 years, from 1,538,801 in 2022 to 1,506,662 in September 2026.
As of August 2026, the most people moved in from Gyeonggi (2,010) and the most moved out to Gyeonggi (1,890). Inflows exceeded outflows in 9 of the past 12 months, for a net gain of 3,911.
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