| Gmina Myszyniec | |
| Other Name: | Myszyniec Commune |
| Settlement Type: | Gmina |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Coordinates: | 53.3822°N 21.3514°W |
| Coor Pinpoint: | Myszyniec |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostrołęka County |
| Seat: | Myszyniec |
| Total Type: | Total |
| Area Total Km2: | 228.59 |
| Population Total: | 10182 |
| Population As Of: | 2006 |
| Population Density Km2: | auto |
| Population Urban: | 3014 |
| Population Rural: | 7168--> |
| Population Total: | 10577 |
| Population As Of: | 2011[1] |
| Population Density Km2: | auto |
| Population Urban: | 3117 |
| Population Rural: | 7460 |
Gmina Myszyniec is an urban-rural gmina (administrative district) in Ostrołęka County, Masovian Voivodeship, in east-central Poland. Its seat is the town of Myszyniec, which lies approximately 38km (24miles) north of Ostrołęka and 1320NaN0 north of Warsaw.
The gmina covers an area of 228.59km2, and as of 2006 its total population is 10,182 (out of which the population of Myszyniec amounts to 3,014, and the population of the rural part of the gmina is 7,168).
Apart from the town of Myszyniec, Gmina Myszyniec contains the villages and settlements of Białusny Lasek, Charciabałda, Cięćk, Drężek, Gadomskie, Krysiaki, Myszyniec-Koryta, Niedźwiedź, Olszyny, Pełty, Stary Myszyniec, Świdwiborek, Wolkowe, Wydmusy, Wykrot, Zalesie and Zdunek.
Gmina Myszyniec is bordered by the gminas of Baranowo, Czarnia, Kadzidło, Łyse and Rozogi.