Total population281,184people
Households139,066households
Average age49yrs
Sex ratioMale139,185peopleFemale141,999people49.5%50.5%
Population change
Change over time
4-year trendUnit: people
304,029 in 2022281,184 in 2026
Down 7.5% over the past 4 years.
Migration
As of August 2026Monthly Overview
Moved in1,706people
Moved out2,060people
Net migrationβ354people
Net migration by month
Unit: people
Net inflowNet outflow
Top origins
Unit: people
| Region | Moved in |
|---|---|
| Seo-gu | 83 |
| Busanjin-gu | 63 |
| Changwon-si, Gyeongsangnam-do | 60 |
| Gangseo-gu | 59 |
| Sasang-gu | 49 |
Top destinations
Unit: people
| Region | Moved out |
|---|---|
| Gangseo-gu | 209 |
| Busanjin-gu | 116 |
| Nam-gu | 95 |
| Seo-gu | 72 |
| Yangsan-si, Gyeongsangnam-do | 53 |
Outflows exceeded inflows in every one of the past 12 months, for a net loss of 5,628.
Population structure
Population by age
As of September 2026Population by age and sex
Unit: people
Male 139,185Female 141,999
Age structure
Unit: %
Youth 8.1%Working age 64.4%Seniors 27.6%
60s is the largest group, at 53,354 people.
Population ranking
Population by region
As of September 2026- YoungestGupyeong-dong44.1 yrs
- OldestGamcheon-dong54.8 yrs
| Region | Share | ||
|---|---|---|---|
| Dadae-dong | 58,414 | 20.8% | 49.8 yrs |
| Goejeong-dong | 53,125 | 18.9% | 50.2 yrs |
| Hadan-dong | 45,679 | 16.2% | 46.2 yrs |
| Jangnim-dong | 37,651 | 13.4% | 47.1 yrs |
| Sinpyeong-dong | 31,119 | 11.1% | 48.9 yrs |
| Dangni-dong | 22,886 | 8.1% | 50.4 yrs |
| Gamcheon-dong | 20,278 | 7.2% | 54.8 yrs |
| Gupyeong-dong | 12,032 | 4.3% | 44.1 yrs |
The top three areas hold 55.9% of the population of Saha-gu, Busan.
Frequently asked questionsβ
Saha-gu, Busan has 281,184 residents as of September 2026., 7,116 fewer than a year earlier.
Dadae-dong, home to 58,414 residents (20.8% of Saha-gu, Busan).
It is 49 as of September 2026., 3.3 years above the national average of 45.7. Among its neighborhoods, Gupyeong-dong is youngest at 44.1 and Gamcheon-dong oldest at 54.8.
It fell 7.5% over 4 years, from 304,029 in 2022 to 281,184 in September 2026.
As of August 2026, the most people moved in from Seo-gu (83) and the most moved out to Gangseo-gu (209). Outflows exceeded inflows in every one of the past 12 months, for a net loss of 5,628.
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