| Official Name: | Santa María de las Hoyas |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain Castile and León#Spain |
| Pushpin Map Caption: | Location in Spain. |
| Coordinates: | 41.7714°N -3.1419°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Santa María de las Hoyas |
| Area Total Km2: | 45 |
| Elevation M: | 1071 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
Santa María de las Hoyas is a municipality located in the province of Soria, Castile and León, Spain. According to the 2010 census (INE), the municipality has a population of 156 inhabitants.
The town is 60 km by car from the capital of the province, Soria, and 30 km from El Burgo de Osma. Most of the land in the municipality is occupied by forests of pine trees, in which grow a wide variety of mushrooms, and wheat fields.
The area also includes part of the Cañón del Río Lobos Natural Park.[1] A Gothic church, built in 1232, is located in the town.