| Sielce | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Gostynin |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Sanniki |
| Coordinates: | 52.3386°N 19.9181°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 360 |
Sielce is a village in the administrative district of Gmina Sanniki, within Gostynin County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 4km (02miles) east of Sanniki, 320NaN0 east of Gostynin, and 750NaN0 west of Warsaw.