| Type: | municipality |
| Province: | Bartın |
| District: | Bartın |
| Population Total: | 7248 |
| Population As Of: | 2021 |
| Coordinates: | 41.4833°N 52°W |
| Elevation M: | 70 |
| Postal Code: | 74400 |
| Area Code: | 0378 |
Kozcağız is a town (belde) and municipality in the Bartın District, Bartın Province, Turkey.[1] Its population is 7,248 (2021).[2] It is on the west bank of Kocanaz creek. The distance to Bartın is .