| Thérèse-De Blainville | |
| Settlement Type: | Regional county municipality |
| Coordinates: | 45.6667°N -126°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Name2: | Laurentides |
| Established Title: | Effective |
| Established Date: | May 26, 1982 |
| Seat Type: | County seat |
| Seat: | Sainte-Thérèse |
| Government Type: | Prefecture |
| Leader Title: | Prefect |
| Leader Name: | Eric Westram |
| Area Footnotes: | [1] |
| Area Total Km2: | 211.90 |
| Area Land Km2: | 207.20 |
| Population Total: | 161,370 |
| Population As Of: | 2021 |
| Population Density Km2: | 761.5 |
| Population Blank1 Title: | Change 2016–2021 |
| Population Blank1: | 3.5% |
| Timezone: | EST |
| Utc Offset: | −5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −4 |
| Postal Code Type: | Postal code(s) |
| Area Code: | 450 and 579 |
Thérèse-De Blainville (pronounced as /fr/) is a regional county municipality in the Laurentides region of Quebec, Canada. It is located immediately north of Laval on the north shore of the Rivière des Mille-Îles.
The population according to the 2016 Canadian Census was 157,103.[1]
There are 7 subdivisions within the RCM:
| Canada Census Mother Tongue - Thérèse-de-Blainville, Quebec[2] | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Census | Total | ||||||||||||||||||
| Year | Responses | Count | Trend | Pop % | Count | Trend | Pop % | Count | Trend | Pop % | Count | Trend | Pop % | ||||||
| 130,925 | 2.17% | 81.13% | 7,785 | 16.45% | 4.8% | 2,750 | 74.6% | 1.7% | 17,135 | 38.35% | 10.61% | ||||||||
| 133,825 | 0.11% | 85.85% | 6,685 | 6.96% | 4.28% | 1,575 | 22.44% | 1.01% | 12,385 | 22.44% | 7.95% | ||||||||
| 133,980 | 5.71% | 86.91% | 6,250 | 5.57% | 4.05% | 1,355 | 27.83% | 0.87% | 10,115 | 18.51% | 6.56% | ||||||||
| 126,740 | 9.40% | 89.09% | 5,920 | 4.96% | 4.12% | 1,060 | 30.86% | 0.73% | 8,535 | 25.24% | 5.95% | ||||||||
| 115,850 | 9.42% | 88.76% | 5,640 | 0.06% | 4.32% | 810 | 16.49% | 0.62% | 6,815 | 31.5% | 5.22% | ||||||||
| 105,870 | n/a | 88.78% | 5,605 | n/a | 4.7% | 970 | n/a | 0.81% | 5,190 | n/a | 4.35% | ||||||||
Highways and numbered routes that run through the municipality, including external routes that start or finish at the county border:[3]