About Osan
Osan is a city located in South Korea, in the Gyeonggi region. According to the latest available data (2026), the population of Osan is approximately 229,792 residents, making it the #92 most populous city in South Korea.
Globally, Osan ranks #7,868 among the world's most populated cities.
Osan City Statistics
| City | Osan |
| Country |  South Korea |
| Population | 229,792 |
| Global Rank | #7,868 |
| Rank in South Korea | #92 of 136 cities |
| City Category | city |
| Region | Gyeonggi |
| Latitude | 37.145 |
| Longitude | 127.0694 |
| Data Year | 2026 |
Where is Osan Located?
Osan is located in South Korea, in the Gyeonggi region, at coordinates 37.145° latitude and 127.0694° longitude. Osan sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in South Korea
Largest Cities in South Korea
| # | City | Population |
|---|---|---|
| 1 | Busan | 3,453,198 |
| 3 | Suwon | 1,234,300 |
| 4 | Ulsan | 1,127,553 |
| 5 | Yongin | 1,084,817 |
| 6 | Goyang | 1,061,929 |
Frequently Asked Questions
What is the population of Osan?
The population of Osan is approximately 229,792 residents according to the latest available data (2026).
Where is Osan located?
Osan is located in South Korea at approximately 37.145° latitude and 127.0694° longitude.
Is Osan one of the largest cities in South Korea?
With a population of 229,792, Osan is one of the notable urban areas in South Korea. It ranks #92 out of 136 cities in the country.
