KOR2OOL.
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KOREA, IN NUMBERS Population

Population of South Korea

Monthly resident registration population · KOSIS

MonthlyLatest available: Aug 2026

Current population

51,084,159

Data period: Aug 2026

YoY change

-0.14%

-70,822 people · Year-over-year

5-year monthly trend

South Korea · people

Population
Aug 202651,084,159 people

Monthly resident registration population. Use the month control to inspect each value, or open the data table.

South Korea · 5-year monthly trend51,784,39451,580,15951,375,92451,171,68850,967,453Sep 2021Apr 2023Dec 2024Aug 2026
View monthly data
South Korea · 5-year monthly trend
Data periodPopulation
Aug 202651,084,159
Jul 202651,088,284
Jun 202651,091,769
May 202651,095,330
Apr 202651,097,986
Mar 202651,101,371
Feb 202651,106,229
Jan 202651,111,158
Dec 202551,117,378
Nov 202551,128,530
Oct 202551,143,421
Sep 202551,149,546
Aug 202551,154,981
Jul 202551,159,889
Jun 202551,164,582
May 202551,169,148
Apr 202551,175,725
Mar 202551,183,336
Feb 202551,191,817
Jan 202551,207,874
Dec 202451,217,221
Nov 202451,226,757
Oct 202451,238,450
Sep 202451,248,233
Aug 202451,256,511
Jul 202451,265,238
Jun 202451,271,480
May 202451,277,347
Apr 202451,285,153
Mar 202451,293,934
Feb 202451,303,688
Jan 202451,313,912
Dec 202351,325,329
Nov 202351,337,076
Oct 202351,354,226
Sep 202351,370,001
Aug 202351,377,213
Jul 202351,387,133
Jun 202351,392,745
May 202351,400,521
Apr 202351,408,155
Mar 202351,414,281
Feb 202351,421,479
Jan 202351,430,018
Dec 202251,439,038
Nov 202251,450,829
Oct 202251,459,626
Sep 202251,466,658
Aug 202251,558,441
Jul 202251,574,446
Jun 202251,578,178
May 202251,583,722
Apr 202251,592,660
Mar 202251,610,695
Feb 202251,625,561
Jan 202251,632,473
Dec 202151,638,809
Nov 202151,652,704
Oct 202151,662,290
Sep 202151,667,688

Population by Region

View rankings ↗
Population by Region
RankRegionPopulationShare of national population
1Gyeonggi13,773,91826.96%
2Seoul9,281,62518.17%
3Busan3,229,4676.32%
4South Gyeongsang3,191,6456.25%
5Jeonnam-Gwangju Special Metropolitan City3,155,8036.18%
6Incheon3,066,1856.00%
7North Gyeongsang2,492,6774.88%
8Daegu2,346,2774.59%
9South Chungcheong2,138,9384.19%
10Jeonbuk1,716,9653.36%
11North Chungcheong1,601,3673.13%
12Gangwon1,506,6622.95%
13Daejeon1,442,8382.82%
14Ulsan1,086,3732.13%
15Jeju662,6811.30%
16Sejong390,7380.76%

— means unavailable. Missing values are never treated as zero.

Definition

This population series is based on South Korea's resident registration statistics. Foreign residents are not included in this dataset.

Methodology
Source: KOSIS ↗ · Monthly resident registration populationLast updated: Sep 29, 2026

Related regions

SeoulBusanDaeguIncheon