Interactive map of riding boundaries from the2025 federal election | |||
| Federal electoral district | |||
| Legislature | House of Commons | ||
| MP |
Liberal | ||
| District created | 2013 | ||
| First contested | 2015 | ||
| Last contested | 2025 | ||
| District webpage | profile,map | ||
| Demographics | |||
| Population (2016)[1] | 97,887 | ||
| Electors (2019) | 78,194 | ||
| Area (km²)[1] | 940 | ||
| Pop. density (per km²) | 104.1 | ||
| Census division(s) | Beauharnois-Salaberry,Les Jardins-de-Napierville,Roussillon | ||
| Census subdivision(s) | Châteauguay,Franklin,Hemmingford (township), Hemmingford (village), Havelock, Howick,Mercier,Saint-Rémi,Sainte-Martine,Napierville,Saint-Michel,Saint-Isidore,Sainte-Clotilde,Saint-Chrysostome,Très-Saint-Sacrement,Léry | ||
Châteauguay—Les Jardins-de-Napierville (formerlyChâteauguay—Lacolle) (French pronunciation:[ʃatoɡɛlakɔl]) is a federalelectoral district inQuebec. It encompasses a portion of Quebec formerly included in the electoral districts ofBeauharnois—Salaberry andChâteauguay—Saint-Constant.[2]
Châteauguay—Lacolle was created by the2012 federal electoral boundaries redistribution and was legally defined in the 2013 representation order. It came into effect upon the call of the2015 Canadian federal election.[3]
Following the2022 federal electoral redistribution the riding was renamedChâteauguay—Les Jardins-de-Napierville. It gained both theVillage andTownship of Hemmingford, and the municipalities ofTrès-Saint-Sacrement,Howick,Saint-Chrysostome,Havelock, andFranklin fromSalaberry—Suroît and lost a small piece of territory north of Autoroute 30 inSaint-Isidore and a small piece of territory near Ch. St-Bernard in Châteauguay toLa Prairie—Atateken.[4]
Racial groups: 84.3% White, 6.6% Black, 2.5% Indigenous, 2.0% Latin American, 1.7% Arab
Languages: 75.0% French, 18.4% English, 2.0% Spanish, 1.1% Russian
Religions: 68.7% Christian (54.2% Catholic, 1.8% Christian Orthodox, 1.2% Anglican, 11.7% Other), 3.5% Muslim, 26.8% None
Median income: $41,600 (2020)
Average income: $48,400 (2020)
The Liberals are strongest in the more Anglophone city of Châteauguay, while the Bloc garners more support in cities like Mercier, Saint-Rémi, Sainte-Martine and Napierville, as well as the rural portions of the riding.
This riding has elected the followingmembers of Parliament:
| Parliament | Years | Member | Party | |
|---|---|---|---|---|
| Châteauguay—Lacolle Riding created fromBeauharnois—Salaberry andChâteauguay—Saint-Constant | ||||
| 42nd | 2015–2019 | Brenda Shanahan | Liberal | |
| 43rd | 2019–2021 | |||
| 44th | 2021–2025 | |||
| Châteauguay—Les Jardins-de-Napierville | ||||
| 45th | 2025–present | Nathalie Provost | Liberal | |
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| 2025 Canadian federal election | ||||||||
|---|---|---|---|---|---|---|---|---|
| Party | Candidate | Votes | % | ±% | ||||
| Liberal | Nathalie Provost | 28,224 | 45.16 | +8.65 | ||||
| Bloc Québécois | Patrick O'Hara | 18,160 | 29.06 | -7.54 | ||||
| Conservative | David De Repentigny | 13,538 | 21.66 | +9.50 | ||||
| New Democratic | Hannah Wolker | 1,377 | 2.20 | -5.61 | ||||
| Green | Martine Desrochers | 773 | 1.24 | -0.25 | ||||
| People's | Nicolas Guérin | 429 | 0.69 | -3.09 | ||||
| Total valid votes | 62,501 | 98.46 | ||||||
| Total rejected ballots | 975 | 1.54 | -0.59 | |||||
| Turnout | 63,476 | 69.36 | +6.77 | |||||
| Eligible voters | 91,519 | |||||||
| Liberalnotional gain fromBloc Québécois | Swing | +8.09 | ||||||
| Source:Elections Canada[6][7] | ||||||||
| Note: number of eligible voters does not include voting day registrations. | ||||||||
| 2021 federal election redistributed results[8] | |||
|---|---|---|---|
| Party | Vote | % | |
| Bloc Québécois | 19,730 | 36.59 | |
| Liberal | 19,685 | 36.51 | |
| Conservative | 6,559 | 12.16 | |
| New Democratic | 4,215 | 7.82 | |
| People's | 2,034 | 3.77 | |
| Green | 801 | 1.49 | |
| Free | 514 | 0.95 | |
| Indépendance du Québec | 382 | 0.71 | |
| Total valid votes | 53,920 | 97.87 | |
| Rejected ballots | 1,171 | 2.13 | |
| Registered voters/ estimated turnout | 88,018 | 62.59 | |
| 2021 Canadian federal election:Châteauguay—Lacolle | ||||||||
|---|---|---|---|---|---|---|---|---|
| Party | Candidate | Votes | % | ±% | Expenditures | |||
| Liberal | Brenda Shanahan | 18,029 | 37.03 | -1.36 | $52,662.66 | |||
| Bloc Québécois | Patrick O'Hara | 18,017 | 37.01 | -0.16 | $32,231.91 | |||
| Conservative | Pierre Bournaki | 5,538 | 11.01 | -0.16 | $11,071.20 | |||
| New Democratic | Hannah Wolker | 3,752 | 7.71 | +0.07 | $369.79 | |||
| People's | Jeff Benoit | 1,821 | 3.74 | +2.67 | $2,883.60 | |||
| Green | Frédéric Olivier | 801 | 1.65 | -2.03 | $0.00 | |||
| Free | André Lafrance | 448 | 0.92 | – | $0.00 | |||
| Indépendance du Québec | Marc Gagnon | 277 | 0.57 | -0.18 | $0.00 | |||
| Total valid votes/expense limit | 48,683 | 97.87 | – | $110,696.46 | ||||
| Total rejected ballots | 1,061 | 2.13 | +0.13 | |||||
| Turnout | 49,744 | 61.58 | -6.64 | |||||
| Registered voters | 79,853 | |||||||
| Liberalhold | Swing | -0.60 | ||||||
| Source:Elections Canada[9][10] | ||||||||
| 2019 Canadian federal election:Châteauguay—Lacolle | ||||||||
|---|---|---|---|---|---|---|---|---|
| Party | Candidate | Votes | % | ±% | Expenditures | |||
| Liberal | Brenda Shanahan | 20,118 | 38.39 | -0.70 | $40,263.40 | |||
| Bloc Québécois | Claudia Valdivia | 19,479 | 37.17 | +12.81 | $3,185.41 | |||
| Conservative | Hugues Laplante | 5,851 | 11.17 | -0.04 | none listed | |||
| New Democratic | Marika Lalime | 4,005 | 7.64 | -15.50 | $0.00 | |||
| Green | Meryam Haddad | 1,929 | 3.68 | +1.78 | $3,739.15 | |||
| People's | Jeff Benoit | 563 | 1.07 | – | $3,708.72 | |||
| Indépendance du Québec | Marc Gagnon | 393 | 0.75 | – | $0.00 | |||
| Marxist–Leninist | Pierre Chénier | 64 | 0.12 | -0.17 | $0.00 | |||
| Total valid votes/expense limit | 52,402 | 98.00 | ||||||
| Total rejected ballots | 1,071 | 2.00 | +0.28 | |||||
| Turnout | 53,473 | 68.22 | -0.99 | |||||
| Eligible voters | 78,384 | |||||||
| Liberalhold | Swing | -6.76 | ||||||
| Source:Elections Canada[11][12] | ||||||||
| 2015 Canadian federal election:Châteauguay—Lacolle | ||||||||
|---|---|---|---|---|---|---|---|---|
| Party | Candidate | Votes | % | ±% | Expenditures | |||
| Liberal | Brenda Shanahan | 20,245 | 39.10 | +28.90 | $26,214 | |||
| Bloc Québécois | Sophie Stanké | 12,615 | 24.36 | −2.55 | $27,153 | |||
| New Democratic | Sylvain Chicoine (incumbent) | 11,986 | 23.15 | -25.57 | $27,865 | |||
| Conservative | Philippe St-Pierre | 5,805 | 11.21 | −0.82 | $3,357 | |||
| Green | Jency Mercier | 982 | 1.90 | -0.01 | $2,348 | |||
| Marxist–Leninist | Linda Sullivan | 149 | 0.29 | +0.06 | none listed | |||
| Total valid votes/expense limit | 51,782 | 98.27 | $208,824 | |||||
| Total rejected, unmarked and declined ballots | 909 | 1.73 | – | – | ||||
| Turnout | 52,691 | 69.21 | – | – | ||||
| Eligible voters | 76,129 | – | – | – | ||||
| Liberalgain fromNew Democratic | Swing | +27.24 | ||||||
| Sources:[13][14] | ||||||||
| 2011 federal election redistributed results[15] | |||
|---|---|---|---|
| Party | Vote | % | |
| New Democratic | 22,116 | 48.72 | |
| Bloc Québécois | 12,216 | 26.91 | |
| Conservative | 5,462 | 12.03 | |
| Liberal | 4,630 | 10.20 | |
| Green | 865 | 1.91 | |
| Marxist–Leninist | 105 | 0.23 | |