La Haute-Yamaska Regional County Municipality
La Haute-Yamaska (meaning The Upper Yamaska) is a regional county municipality in the Estrie region of Quebec, Canada. Its seat is Granby.
It is named for its position at the height of the Yamaska River, which cuts through its southern part. It rises at Brome Lake located in neighbouring Brome-Missisquoi Regional County Municipality.
On January 1, 2010, the city of Bromont left La Haute-Yamaska; it was reclassified to the Brome-Missisquoi RCM.
In 2021, it was transferred to the Estrie region from Montérégie.
Subdivisions
There are 8 subdivisions within the RCM:
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Demographics
Mother tongue from Canada 2021 Census
| Language | Population | Pct (%) |
|---|---|---|
| French only | 83,715 | 91.6% |
| English only | 2,835 | 3.1% |
| Both English and French | 1,075 | 1.2% |
| Other languages | 3,330 | 3.6% |
Highways
Highways and numbered routes that run through the municipality, including external routes that start or finish at the county border:
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