180 rue Authier, Montréal

A property (1 storey), built in 1957, on a 7,215 m² lot. 1 building permit since 1990. Du Collège metro station is 1.2 km away.

Data as of October 25, 2026 · updated every week

Assessed, 2026 roll
$3,061,100
Welcome tax on that value
≈ $75,599
Dwellings
—
Built
1957
4 notes5 clear
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What the records show for 180 rue Authier

Note

No short-term rentals to tourists in this borough

Free preview
What the record says
The City of Montréal does not allow renting a home to tourists for short stays in Saint-Laurent, even your principal residence.
What it means
Do not count on short-term rental income from this property unless you will live in it.
What to do
Check the City’s current rules on montreal.ca before you count on rental income.

The full report explains every finding like this one.

Note

1 building permit since 1990

What it means and what to ask

What the record says, what it means for a buyer and what to ask the seller and the notary: for this finding and every other one, in the full report.

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Note

Assessed at $3,061,100, +35% on the previous roll

What it means and what to ask

What the record says, what it means for a buyer and what to ask the seller and the notary: for this finding and every other one, in the full report.

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Note

Value is mostly land

What it means and what to ask

What the record says, what it means for a buyer and what to ask the seller and the notary: for this finding and every other one, in the full report.

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Clear

No notice of deterioration

Clear

No City right of first refusal

Clear

No heritage protection found

Clear

City test: water service line not lead

Clear

Not in a mapped flood zone

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Assessed value of 180 rue Authier

In the full report
2026-2028 roll$3,061,100

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.

Permits for this address · 1 since 1990

Nov 1999 · Certificate of authorization

The building

UseAutres transports par véhicule automobile
Storeys1
Lot area7,215 m²
Land use in the urban planResidential
Frontage, cadastre and owner since

Metro and bus near 180 rue Authier

Nearest metro: Du Collège (Orange line)1.2 km
Authier / Bourdon · 20266 m
Authier / Ward · 20293 m
Ward / Alexis-Nihon · 202132 m

Crime near 180 rue Authier

In the full report

In the full report: incidents reported to the SPVM within 300 m over the last 12 months, by type.

Building activity nearby

Construction permits within 300 m, 2 years4
Demolition permits within 300 m, 2 years0

In Saint-Laurent, the borough issued 22 construction permits and 1 demolition permit in the last two years. About the borough

Street and trees

City trees in frontNone recorded
BoroughSaint-Laurent

Questions about 180 rue Authier

What is 180 rue Authier assessed at?

$3,061,100 on the 2026-2027-2028 assessment roll. The previous roll had it at $2,267,500. More

How much is the welcome tax for 180 rue Authier?

About $75,599 on its assessed value of $3,061,100. 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 180 rue Authier built?

In 1957, according to the assessment roll.

Is 180 rue Authier in a flood zone?

No. It is not in a flood zone mapped by the Quebec government. More

Does 180 rue Authier have a notice of deterioration?

No. The Ville de Montréal has registered no notice of deterioration on this building. More

Is 180 rue Authier a heritage building?

No. It is not listed or protected as heritage by the City. More

Can 180 rue Authier 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 180 rue Authier had?

The City has issued 1 permit since 1990. The latest, from Nov 1999: z - enseigne hp. More

How far is the nearest metro station from 180 rue Authier?

Du Collège is 1.2 km away in a straight line.

Other addresses on rue Authier

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Checked against Montréal open data and the Quebec assessment roll on October 25, 2026. Lot outlines come from the City’s assessment units and have no legal value; the certificate of location decides.