| Sosnowo | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ciechanów |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Opinogóra Górna |
| Pushpin Map: | Poland |
| Coordinates: | 52.9333°N 66°W |
Sosnowo is a village in the administrative district of Gmina Opinogóra Górna, within Ciechanów County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 5km (03miles) north-east of Opinogóra Górna, 120NaN0 north-east of Ciechanów, and 820NaN0 north of Warsaw.