| Marcinkowo | |
|---|---|
| Village | |
| Country |
|
| Voivodeship | Warmian-Masurian |
| County | Ostróda |
| Gmina | Grunwald |
| Population | 240 |
Marcinkowo [mart͡ɕinˈkɔvɔ] (German: Mertensdorf) is a village in the administrative district of Gmina Grunwald, within Ostróda County, Warmian-Masurian Voivodeship, in northern Poland.
The village has a population of 240.
Coordinates: 53°30′32″N 20°02′10″E / 53.5089°N 20.0361°E