Châteauguay or Saint-Léonard: comparison for buyers
Choose two or three cities from my guides. The figures come from the same sources as the guides.
Median prices
| Châteauguay | Saint-Léonard |
|---|
| Single-family home |
$540,00092 sales · +2% year over year
|
last 4 quarters$718,12570 sales · -1% year over year
|
|---|
| Condo |
last 4 quarters$383,45063 sales · +5% year over year
|
last 4 quarters$422,12593 sales · +2% year over year
|
|---|
| Plex (2 to 5 units) |
—No published median
|
last 4 quarters$1,056,875140 sales · +3% year over year
|
|---|
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)
Saint-Léonard: Borough of Saint-Léonard. Centris does not publish a median price for Q3 2026 due to too few transactions: the figures cover the last four quarters, with the change over one year. The plex is the most frequently sold property type in the borough. (Centris – Saint-Léonard 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
Saint-Léonard
- Population (2021 census)
- 79,495 residents (+2% since 2016)
- Owner households (2021)
- About 35% (about 65% renters)
- Area
- 13.5 km² (about 5,900 residents per km²)
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.
Saint-LéonardThere is no metro station in the borough yet. The 141 Jean-Talon Est bus connects Saint-Léonard to the Saint-Michel (blue line) and Honoré-Beaugrand (green line) stations. The blue line extension will add five stations between Saint-Michel and Anjou, three of them on rue Jean-Talon Est, in Saint-Léonard or at its boundary; according to the STM, it is scheduled to open in 2031. To the north, the Saint-Léonard–Montréal-Nord exo station (Mascouche line) leads to Côte-de-Liesse station, where you can take the REM downtown. Highway 40 crosses the borough.
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.
Saint-LéonardCentre de services scolaire de la Pointe-de-l’Île for French-language education (including École secondaire Antoine-de-Saint-Exupéry) and English Montreal School Board for English-language education (including Laurier Macdonald High School, on boulevard Viau). There is no cégep in the borough; Collège de Rosemont and Cégep Marie-Victorin, in eastern Montréal, are accessible by public transit.
Health
ChâteauguayHôpital Anna-Laberge, on boulevard Brisebois (Santé Québec – Montérégie-Ouest): emergency department open 24 hours a day, birthing centre, pediatrics, surgery and oncology.
Saint-LéonardCLSC de Saint-Léonard and Hôpital Santa Cabrini (emergency), on rue Saint-Zotique Est, near the borough. Both are part of the CIUSSS de l’Est-de-l’Île-de-Montréal, as is Hôpital Maisonneuve-Rosemont.
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.
Saint-LéonardSaint-Léonard is part of the City of Montréal, so Montréal’s rates apply: 0.5% up to $62,900; 1% up to $315,000; 1.5% up to $552,300; 2% up to $1,104,700; then additional brackets up to 4% above $3,113,000 (2026 rates, for information only). For a plex at the median price of $1,056,875, that comes to about $16,487; for a house at the median price of $718,125, about $9,712.
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