| Ostratice | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Name: | Slovakia |
| Subdivision Type2: | Region |
| Subdivision Name2: | Trenčín |
| Subdivision Type3: | District |
| Subdivision Name3: | Partizánske |
| Pushpin Map: | Slovakia Trenčín Region#Slovakia |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location of Ostratice in the Trenčín Region |
| Coordinates: | 48.6444°N 18.2806°W |
| Established Title: | First mentioned |
| Established Date: | 1439 |
| Area Total Km2: | 11.30[1] |
| Area Total Sq Mi: | 4.36 |
| Elevation M: | 182[2] |
| Elevation Ft: | 597 |
| Population Total: | 778[3] |
| Population Density Km2: | 68.71[4] |
| Population Density Sq Mi: | 26.53 |
| Postal Code Type: | Postal code |
| Postal Code: | 956 34 |
| Area Code: | +421 38 |
| Blank Name: | Car plate |
| Blank Info: | PE |
| Website: | www.obecostratice.sk |
Ostratice (Hungarian: Sándori) is a village and municipality in Partizánske District in the Trenčín Region of western Slovakia.
In historical records the village was first mentioned in 1439.
The municipality lies at an altitude of 187 metres and covers an area of 11.308 km². It has a population of about 802 people.