A single-family home (2 storeys), built in 1934, on a 809 m² lot. 1 building permit since 1990. Listed in the inventory of heritage buildings built before 1940. Older than 69% of the buildings on avenue de l' Alliance. Assessed lower than 77% of the houses and plexes on avenue de l' Alliance.
From $371,100 on the roll in force in 2022 to $506,200 on the current roll: +36%.
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 area809 m²
TypeDetached
Land use in the urban planResidential
Built area on the lot (City outlines, 2016)≈ 117 m²
Share of the lot under buildings≈ 14%
Frontage, cadastre and owner since
Permits for this address · 1 since 1990
Oct 2003 · Renovation or alteration
Street and trees
City trees in frontNone recorded
BoroughAhuntsic-Cartierville
Water main breaks repaired within 35 m (1972–2017)None recorded
Metro and bus near 18 avenue de l' Alliance
Gouin / du Ruisseau · 79, 382113 m
Gouin / Camille · 79, 382120 m
Gouin / Wood · 79, 382189 m
To downtown (McGill station) by metro and bus, weekday morning≈ 63 min
Public schools near 18 avenue de l' Alliance
French-language public elementary schoolÉcole Harfang-des-Neiges, 1.8 km
English-language public elementary schoolAcadémie Hillcrest, 1.8 km
French-language public secondary schoolÉcole Rose-Virginie-Pelletier, 1.6 km
English-language public secondary schoolAcadémie LaurenHill, 4.4 km
The nearest school of each kind in a straight line, not the school of the address: each school service centre (French) and school board (English) sets its own territories, so ask it. English public schools require a certificate of eligibility under the Charter of the French language. Source: Ministère de l’Éducation du Québec.
Building activity nearby
Construction permits within 300 m, 2 years4
Demolition permits within 300 m, 2 years1
In Ahuntsic-Cartierville, the borough issued 188 construction permits and 29 demolition permits in the last two years. About the borough
Life around 18 avenue de l' Alliance
City 311 requests within 150 m, last 12 months110 · streets, sidewalks and lights 97, snow clearing 5, trees 4
Ground-floor shops within 500 m1 · services 1
Playground200 m
Dog run2.0 km
Outdoor skating rink170 m
Tennis or pickleball courts140 m
Ville de Montréal open data: 311 requests are counted around the address, never tied to one home; shops come from the City’s survey of ground-floor commercial premises; distances are in a straight line.
The neighbourhood in the 2021 census
People in this census area (2021)428
Median age78.0 (island of Montréal 39.6)
Households that own their home100% (island of Montréal 42%)
Moved here in the last five years26% (island of Montréal 44%)
Children under 158% (island of Montréal 15%)
People 65 and over61% (island of Montréal 18%)
People who speak French and English68% (island of Montréal 60%)
People who speak French only19% (island of Montréal 25%)
Adults 25 to 64 with a bachelor’s degree or higher67% (island of Montréal 45%)
Workers who take transit to work11% (island of Montréal 26%)
Homes that are single-detached houses87% (island of Montréal 14%)
Homes in buildings of five storeys or more0% (island of Montréal 15%)
Homes built in 1960 or before73% (island of Montréal 35%)
Figures for the census dissemination area that contains the address (a few blocks, usually 400 to 700 people), with the whole city in brackets. Source: Statistics Canada, 2021 Census of Population.
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 18 avenue de l' Alliance
What is 18 avenue de l' Alliance assessed at?
$506,200 on the 2026-2027-2028 assessment roll. The previous roll had it at $460,200. More
How much is the welcome tax for 18 avenue de l' Alliance?
About $5,704 on its assessed value of $506,200. 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
How has the assessed value of 18 avenue de l' Alliance changed?
From $371,100 on the roll in force in 2022 to $506,200 on the current roll: +36%. The previous roll had it at $460,200. More
When was 18 avenue de l' Alliance built?
In 1934, according to the assessment roll.
How many dwellings does 18 avenue de l' Alliance have?
1 dwelling, according to the assessment roll.
Is 18 avenue de l' Alliance in a flood zone?
No. It is not in a flood zone mapped by the Quebec government. More
Does 18 avenue de l' Alliance have a notice of deterioration?
No. The Ville de Montréal has registered no notice of deterioration on this building. More
Is 18 avenue de l' Alliance a heritage building?
It is in the City’s inventory of buildings built before 1940. It is not protected, but some work may need a review. More
Can 18 avenue de l' Alliance be rented short term (Airbnb)?
Only as the owner’s or tenant’s principal residence, from June 10 to September 10, 31 days at most, with a yearly City permit and a CITQ registration number. More
What building permits has 18 avenue de l' Alliance had?
The City has issued 1 permit since 1990. The latest, from Oct 2003: transformation. More
How long does it take to get downtown from 18 avenue de l' Alliance?
About 63 minutes by metro and bus on a weekday morning to McGill station, with the walk to the stop, according to the STM timetable.
Checked against Montréal open data and the Quebec assessment roll on November 1, 2026. Lot outlines come from the City’s assessment units and have no legal value; the certificate of location decides.
