# Duc de Saint-Simon, Paris

Roost Score **8.70/10**, from a guest rating of 9.4
across 131 reviews. 20 September 2026.

| Component | Value |
|---|---|
| Guest rating as published | 9.4 |
| Reviews behind it | 131 |
| Country mean | 8.421 |
| After evidence weighting | 9.13 |
| Country re-basing weight | 0.3 |
| **Roost Score** | **8.70** |

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Source: HotelRoost — https://hotelroost.com/hotels/france/paris/duc-de-saint-simon
Retrieved: 20 September 2026
Scoring method: /methodology