Osan-si
City in Gyeonggi-do (South Korea)
Contents: Population
The population development of Osan-si as well as related information and services (Wikipedia, Google, images).
| Name | Status | Native | Population Census 1980-11-01 | Population Census 1990-11-01 | Population Census 2000-11-01 | Population Census 2010-11-01 | Population Census 2015-11-01 | Population Census 2020-11-01 | Population Census 2025-11-01 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Osan-si | City | 오산시 | 44,840 | 59,482 | 102,697 | 183,890 | 213,840 | 240,645 | 262,421 | |
| Daehan Minguk [South Korea] | Republic | 대한민국 | 37,436,315 | 43,410,899 | 46,136,101 | 48,580,293 | 51,069,375 | 51,829,136 | 51,817,499 |
Source: National Statistical Office of the Republic of Korea.
Explanation: Since 2015, a register-based census is performed. Nevertheless, the results are not consistent with the population figures from the resident registration that are higher by about 3.5% on average.
Further information about the population structure:
| Gender (C 2025) | |
|---|---|
| Males | 136,695 |
| Females | 125,726 |
| Age Groups (C 2025) | |
|---|---|
| 0-14 years | 32,661 |
| 15-64 years | 195,200 |
| 65+ years | 34,560 |
| Age Distribution (C 2025) | |
|---|---|
| 90+ years | 1,019 |
| 80-89 years | 6,275 |
| 70-79 years | 13,717 |
| 60-69 years | 30,523 |
| 50-59 years | 43,481 |
| 40-49 years | 49,402 |
| 30-39 years | 42,981 |
| 20-29 years | 29,323 |
| 10-19 years | 26,949 |
| 0-9 years | 18,751 |
| Citizenship (C 2025) | |
|---|---|
| Korea | 242,906 |
| Foreign Citizenship | 19,515 |