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Population of Busan

Resident registration data, June 2026 (MOIS)

Total population3,232,370people
Average age47.5yrs

Population structure

Population by age

10-year bands · by sex

Population by age and sex

Unit: people

Under 1010s20s30s40s50s👑 60s70s80s90s100+84,626135,999168,075200,912230,885257,103259,023168,27359,7425,3996080,666130,033162,028187,590224,923266,452292,078207,44694,06016,579412

Male 1,570,097Female 1,662,273

Age structure

Unit: %

Youth 9.2%Working age 65.2%Seniors 25.6%9.2%65.2%25.6%

Youth 9.2%Working age 65.2%Seniors 25.6%

60s is the largest group, at 551,101 people.

Population change

Change over time

4-year trend

Unit: people

3,336,737 in 20223,306,993 in 20233,280,749 in 20243,252,830 in 20253,232,370 in 202620222023202420252026

3,336,737 in 20223,232,370 in 2026

Down 3.1% over the past 4 years.

Explore regions

Region map

Jung-guSeo-guDong-guYeongdo-guBusanjin-guDongnae-guNam-guBuk-guHaeundae-guSaha-guGeumjeong-guGangseo-guYeonje-guSuyeong-guSasang-guGijang-gun

Population ranking

Haeundae-gu has the largest population of the 16 districts.

Population by region

16

There is a 12.7-year gap in average age between the youngest and the oldest area.

RegionPopulationShareAverage age
Haeundae-gu370,73911.5%47 yrs
Busanjin-gu364,91211.3%46.6 yrs
Saha-gu282,1598.7%48.9 yrs
Dongnae-gu271,0978.4%46.2 yrs
Buk-gu260,7368.1%48.4 yrs
Nam-gu254,4137.9%47 yrs
Yeonje-gu211,4646.5%46.7 yrs
Geumjeong-gu205,6726.4%49.2 yrs
Sasang-gu192,4756%49.2 yrs
Gijang-gun175,2625.4%44.7 yrs
Suyeong-gu168,4405.2%48.3 yrs
Gangseo-gu153,5554.8%40.2 yrs
Seo-gu101,2163.1%50.5 yrs
Yeongdo-gu100,5703.1%52.9 yrs
Dong-gu83,3542.6%50.9 yrs
Jung-gu36,3061.1%52.7 yrs

The top three areas hold 31.5% of the population of Busan.

Other regions

Other regions

16

Frequently asked questions❓

Busan has 3,232,370 residents as of June 2026., 20,460 fewer than a year earlier.
Haeundae-gu, home to 370,739 residents — 11.5% of Busan.
It is 47.5 as of June 2026., 1.9 years above the national average of 45.6. Among its districts, Gangseo-gu is youngest at 40.2 and Yeongdo-gu oldest at 52.9.
It fell 3.1% over 4 years, from 3,336,737 in 2022 to 3,232,370 in June 2026.
This is resident registration data from Korea's Ministry of the Interior and Safety. Figures are as of the end of June 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 🌐