| Gosan-ri | |
| Native Name: | 고산리 |
| Native Name Lang: | ko |
| Settlement Type: | Ri (administrative division) |
| Pushpin Map: | South Korea Ulsan |
| Pushpin Label Position: | none |
| Pushpin Map Caption: | Location within Ulsan |
| Coordinates: | 35.4373°N 129.2714°W |
| Subdivision Type: | Country |
| Unit Pref: | Metric |
| Population Total: | 485 |
| Population As Of: | 2012 |
| Population Density Km2: | auto |
| Hangul: | 고산리 |
| Hanja: | 高山里 |
| Rr: | Gosal-li |
| Mr: | Kosal-li |
Gosan-ri is an administrative division, or village, located in Onyang, Ulju County, Ulsan, South Korea. It is located west of the Busan-Ulsan expressway and east of .[1]