Kostrč
Kostrč is a village in the municipality of Orašje, Bosnia and Herzegovina.
Demographics
According to the 2013 census, its population was 1,379.| Ethnicity | Number | Percentage |
| Croats | 1,345 | 97.5% |
| Serbs | 20 | 1.5% |
| Bosniaks | 3 | 0.2% |
| other/undeclared | 11 | 0.8% |
| Total | 1,379 | 100% |