# On Telmo hostel, Buenos Aires

Roost Score **6.98/10**, from a guest rating of 7.5
across 789 reviews. 20 September 2026.

| Component | Value |
|---|---|
| Guest rating as published | 7.5 |
| Reviews behind it | 789 |
| Country mean | 9.057 |
| After evidence weighting | 7.593 |
| Country re-basing weight | 0.3 |
| **Roost Score** | **6.98** |

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Source: HotelRoost — https://hotelroost.com/hotels/argentina/buenos-aires/on-telmo-hostel
Retrieved: 20 September 2026
Scoring method: /methodology