| Official Name: | Estepa de San Juan |
| Settlement Type: | Municipality |
| Coordinates: | 41.9264°N -2.3336°W |
| Pushpin Map: | Spain Castile and León#Spain |
| Pushpin Map Caption: | Location in Spain. |
| Subdivision Type: | Country |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Estepa de San Juan |
| Area Total Km2: | 10 |
| Elevation M: | 1254 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
Estepa de San Juan is a municipality located in the province of Soria, Castile and León, Spain. According to the 2004 census (INE), the municipality has a population of 12 inhabitants.