| Czarnia | |
| Settlement Type: | Village |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostrołęka |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Czarnia |
| Pushpin Map: | Poland |
| Coordinates: | 53.35°N 34°W |
Czarnia is a village in Ostrołęka County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina (administrative district) called Gmina Czarnia.[1] It lies approximately 40km (30miles) north-west of Ostrołęka and 1270NaN0 north of Warsaw.