Thetford Mines
Thetford Mines | |
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Thetford Mines in 2025 | |
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Coat of arms | |
| Motto: | |
Location within Les Appalaches RCM | |
Thetford Mines Location in province of Quebec | |
| Coordinates: 46°06′N 71°18′W / 46.1°N 71.3°W | |
| Country | Canada |
| Province | Quebec |
| Region | Chaudière-Appalaches |
| RCM | Les Appalaches |
| Founded | 1876 |
| Constituted | October 17, 2001 |
| Government | |
| • Mayor | Marc-Alexandre Brousseau |
| • Federal riding | Mégantic—L'Érable |
| • Prov. riding | Lotbinière-Frontenac |
| Area | |
• City | 227.70 km2 (87.92 sq mi) |
| • Land | 225.97 km2 (87.25 sq mi) |
| • Urban | 17.43 km2 (6.73 sq mi) |
| • Metro | 405.92 km2 (156.73 sq mi) |
| Population (2021) | |
• City | 26,072 |
| • Density | 115.4/km2 (299/sq mi) |
| • Urban | 20,312 |
| • Urban density | 1,165.3/km2 (3,018/sq mi) |
| • Metro | 28,287 |
| • Metro density | 69.7/km2 (181/sq mi) |
| • Pop 2016–2021 | 2.6% |
| • Dwellings | 13,059 |
| Demonym(s) | Thetfordois, Thetfordoises (Fr); Thetforder (EN) |
| Time zone | UTC−5 (EST) |
| • Summer (DST) | UTC−4 (EDT) |
| Postal code(s) | G6G & G6H |
| Area codes | 418 and 581 |
| Highways | R-112 R-267 R-269 R-271 |
| Geocode | 24 31084 |
| Website | www |
Thetford Mines (French pronunciation: [tɛtfɚd majnz, -fœʁd -]; Canada 2021 Census population 26,072) is a city in south-central Quebec, Canada. It is the seat of Les Appalaches Regional County Municipality. The city is located in the Appalachian Mountains, 187 km east-northeast of Montreal and 79 km south of Quebec City. It is known mostly as the asbestos capital of Canada.