| Saint-Hilaire-de-Dorset | |
| Settlement Type: | Parish municipality |
| Pushpin Map: | Canada Southern Quebec |
| Pushpin Map Caption: | Location in southern Quebec. |
| Coordinates: | 45.8667°N -121°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Name2: | Chaudière-Appalaches |
| Subdivision Type3: | RCM |
| Subdivision Name3: | Beauce-Sartigan |
| Established Title1: | Constituted |
| Established Date1: | April 12, 1916 |
| Leader Title: | Mayor |
| Leader Name: | Jérôme Lacroix |
| Leader Title1: | Federal riding |
| Leader Name1: | Beauce |
| Leader Title2: | Prov. riding |
| Leader Name2: | Beauce-Sud |
| Area Total Km2: | 189.40 |
| Area Land Km2: | 186.77 |
| Population Total: | 96 |
| Population As Of: | 2021 |
| Population Density Km2: | 0.5 |
| Population Blank1 Title: | Pop 2016-2021 |
| Population Blank1: | 1.1% |
| Population Blank2 Title: | Dwellings |
| Population Blank2: | 56 |
| Timezone: | EST |
| Utc Offset: | −5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −4 |
| Postal Code Type: | Postal code(s) |
| Postal Code: | G0M 1G0 |
| Area Code: | 418 and 581 |
| Blank Name: | Highways |
| Blank Info: | No major routes |
Saint-Hilaire-de-Dorset is a parish municipality in the Beauce-Sartigan Regional County Municipality in the Chaudière-Appalaches region of Quebec, Canada.
The municipality is named after Hilary of Poitiers and the county of Dorset in England.
In the 2021 Census of Population conducted by Statistics Canada, Saint-Hilaire-de-Dorset had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of 186.77km2, it had a population density of in 2021.[1]