lat: 44.7635629, lon: 18.0742788
| Key | Value |
| name:bs | Kostajnica |
| name:en | Kostajnica |
| name:hr | Kostajnica |
| name:sl | Kostajnica |
| name:sr | Костајница |
| name:sr-Latn | Kostajnica |
| old_name:-1992;2004-2008 | Bosanska Kostajnica |
| old_name:1992-2004 | Srpska Kostajnica |
| place | village |
| population | 1689 |
| wikidata | Q1785147 |
| wikipedia | bs:Kostajnica (Doboj) |