Châteauguay or Vaudreuil-Dorion: comparison for buyers
Choose two or three cities from my guides. The figures come from the same sources as the guides.
Median prices
| Châteauguay | Vaudreuil-Dorion |
|---|
| Single-family home |
$540,00092 sales · +2% year over year
|
$620,25094 sales · +2% year over year
|
|---|
| Condo |
last 4 quarters$383,45063 sales · +5% year over year
|
$369,00040 sales · +2% year over year
|
|---|
| Plex (2 to 5 units) |
—No published median
|
—No published median
|
|---|
Median price = half of the properties sold for less, the other half for more. The price of a specific property varies.
Source: Centris, Q3 2026 (July to September).
Châteauguay: City of Châteauguay, Q3 2026 (July to September), change compared with the same quarter of 2025. For condos, Centris does not publish a quarterly price due to too few transactions: the figures cover the last four quarters. For plexes, the number of sales (22 over four quarters) is too low for Centris to publish a median price. (Centris – Châteauguay statistics)
Vaudreuil-Dorion: City of Vaudreuil-Dorion. Median prices and change compared with the same quarter of 2025. Too few plexes sold for a median price to be published. (Centris – Vaudreuil-Dorion statistics)
At a glance
Châteauguay
- Population (2021 census)
- 50,815 residents (+6.1% since 2016)
- Occupied private dwellings (2021)
- 19,917
- Average home value (2026 budget)
- $495,043
Vaudreuil-Dorion
- Population (2021 census)
- 43,268 residents (+13.5% since 2016)
- exo train stations
- Vaudreuil and Dorion (Vaudreuil–Hudson line)
- Highways
- A-20, A-30 and A-40
Transit
Châteauguayexo buses leave from the Châteauguay terminus for Angrignon metro station and, at rush hour, for downtown Montréal (Terminus Centre-ville). Highway 30 crosses the city. To reach Montréal, Route 138 leads to the Honoré-Mercier Bridge; an eastbound reserved lane helps avoid part of the congestion on the approach to the bridge.
Vaudreuil-DorionThe exo Vaudreuil–Hudson line serves the Vaudreuil and Dorion stations to Lucien-L’Allier station, downtown; according to exo, the trip takes about 55 minutes from Dorion. Departures are mostly at weekday rush hours. exo buses leave from the Vaudreuil terminus, including connections to the REM, and highways 20, 30 and 40 meet in the city.
Education
ChâteauguayCentre de services scolaire des Grandes-Seigneuries for French-language education and New Frontiers School Board for English-language education (including Howard S. Billings Regional High School, in Châteauguay). There is no cégep in Châteauguay; an exo bus line (90) serves Cégep André-Laurendeau, in LaSalle, at weekday rush hours.
Vaudreuil-DorionCentre de services scolaire des Trois-Lacs (including École secondaire de la Cité-des-Jeunes) and Lester B. Pearson School Board for English-language education. Cégep de Valleyfield has a study centre in Vaudreuil-Dorion.
Health
ChâteauguayHôpital Anna-Laberge, on boulevard Brisebois (Santé Québec – Montérégie-Ouest): emergency department open 24 hours a day, birthing centre, pediatrics, surgery and oncology.
Vaudreuil-DorionThe future Hôpital de Vaudreuil-Soulanges (404 beds) is scheduled to open gradually starting in summer 2028. Until then, the region’s hospital is Hôpital du Suroît, in Salaberry-de-Valleyfield.
Welcome tax
ChâteauguayChâteauguay applies an additional bracket: 0.5% up to $62,900, 1% up to $315,000, 1.5% up to $615,600, then 3% on the portion above $615,600 (rates in effect since January 1, 2026, for information only). For a house at the median price of $540,000, below this threshold, that comes to about $6,211, the same as with Québec’s base rates. The City requires payment in a single instalment, within 30 days of the bill.
Vaudreuil-DorionIn 2026, Vaudreuil-Dorion applies 1.5% from $315,000 to $619,300, then 3% on the portion of the price above $619,300 (rates as of October 2026, for information only). The City also offers a free inspection program to reduce the risk of sewer backups for buildings affected since 2023.
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