Kostuszyn-Kolonia
| Kostuszyn-Kolonia | |
|---|---|
| Village | |
| Country |
 Poland |
| Voivodeship | Podlaskie |
| County | Wysokie Mazowieckie |
| Gmina | Ciechanowiec |
| Population | 50 |
Kostuszyn-Kolonia [kɔsˈtuʂɨn kɔˈlɔɲa] is a village in the administrative district of Gmina Ciechanowiec, within Wysokie Mazowieckie County, Podlaskie Voivodeship, in north-eastern Poland.[1]
The village has a population of 50.