A building with 3 dwellings (2 storeys), built around 1860, on a 393 m² lot. No building permit on record since 1990. Older than 94% of the buildings on rue Saint-Louis.
Welcome tax estimated with the City of Montréal’s 2026 brackets on the assessed value; the notary calculates it on the higher of the price and the adjusted value.
The building
UseResidential
Storeys2
Lot area393 m²
TypeDetached
Land use in the urban planMixed activities
Frontage, cadastre and owner since
Permits for this address · none since 1990
The borough has issued no building permit for this address since 1990.
Street and trees
City trees in frontNone recorded
BoroughLachine
City plan for the pipes under the street (2023–2027)Water main: no work needed · sewer: no work needed
Water main breaks repaired within 35 m (1972–2017)None recorded
Metro and bus near 519-523 rue Saint-Louis
6e Avenue / Saint-Louis · 110, 19581 m
6e Avenue / Saint-Joseph · 110, 195173 m
Saint-Louis / 8e Avenue · 195174 m
Building activity nearby
Construction permits within 300 m, 2 years1
Demolition permits within 300 m, 2 years1
In Lachine, the borough issued 65 construction permits and 18 demolition permits in the last two years. About the borough
In the full report: incidents reported to the SPVM within 300 m over the last 12 months, by type.
Break-ins
Theft from vehicles
Vehicle theft
Mischief
Robbery
Questions about 519-523 rue Saint-Louis
What is 519-523 rue Saint-Louis assessed at?
$648,800 on the 2026-2027-2028 assessment roll. The previous roll had it at $559,300. More
How much is the welcome tax for 519-523 rue Saint-Louis?
About $8,325 on its assessed value of $648,800. The tax is calculated on the highest of the price paid, the value in the deed and the adjusted assessed value, so the real amount may be higher. More
When was 519-523 rue Saint-Louis built?
Around 1860, according to the assessment roll (estimated year).
How many dwellings does 519-523 rue Saint-Louis have?
3 dwellings, according to the assessment roll.
Is 519-523 rue Saint-Louis in a flood zone?
No. It is not in a flood zone mapped by the Quebec government. More
Does 519-523 rue Saint-Louis have a notice of deterioration?
No. The Ville de Montréal has registered no notice of deterioration on this building. More
Is 519-523 rue Saint-Louis a heritage building?
No. It is not listed or protected as heritage by the City. More
Can 519-523 rue Saint-Louis be rented short term (Airbnb)?
No. The City of Montréal does not allow short-term rentals to tourists in this borough, even in a principal residence. More
What building permits has 519-523 rue Saint-Louis had?
None since 1990, when the City’s open permit records begin. More
Checked against Montréal open data and the Quebec assessment roll on October 29, 2026. Lot outlines come from the City’s assessment units and have no legal value; the certificate of location decides.
