| Zasonie | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Płońsk |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Nowe Miasto |
| Coordinates: | 52.6833°N 58°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
Zasonie is a village in the administrative district of Gmina Nowe Miasto, within Płońsk County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 18km (11miles) east of Płońsk and 580NaN0 north-west of Warsaw.