Unit R1 – 430 21e Avenue, Montréal

Unit R1 of 2 on the roll at 430 21e Avenue. Assessed value +20% since the previous roll. A condo building with 2 units on the assessment roll, built in 2005. No building permit on record since 1990.

Data as of October 25, 2026 · updated every week

Unit, 2026 roll
$16,500
Welcome tax on that value
≈ $83
Since the previous roll
+20 %
Floor area
—

Building report for 430 21e Avenue: all 2 units · $20

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What the records show for R1-430 21e Avenue

Note

Condo building, 2 units on the roll

Free preview
What the record says
2 divided co-ownership units at this address, built 2005.
What it means
Since the 2020 reform of co-ownership rules, the syndicate must have a contingency fund study and a maintenance log. Older buildings often face special assessments.
What to do
Ask for the syndicate’s certificate on the state of the co-ownership, the contingency fund study, the maintenance log, two years of minutes and the declaration of co-ownership.

The full report explains every finding like this one.

Check

Rainwater can pool on this lot in a heavy storm

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.

Note

No building permits on record 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.

Note

Typical unit assessed at $743,600, +12% 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.

Note

No short-term rentals to tourists in this borough

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.

Note

1 contaminated site within 100 m

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.

Clear

No notice of deterioration

Clear

No City right of first refusal

Clear

No heritage protection found

Clear

Not in a mapped flood zone

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Assessed value of R1-430 21e Avenue

In the full report
This unit, 2026-2028 roll$16,500
Typical unit$743,600

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 · none since 1990

The borough has issued no building permit for this address since 1990.

The building

UseStationnement extérieur (condo)
Land use in the urban planResidential
Frontage, cadastre and owner since

Metro and bus near R1-430 21e Avenue

Victoria / 21e Avenue · 356, 49670 m
Victoria / 21e Avenue · 356, 49693 m
Notre-Dame / 21e Avenue · 195160 m

Crime near R1-430 21e Avenue

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 years6
Demolition permits within 300 m, 2 years3

In Lachine, the borough issued 64 construction permits and 19 demolition permits in the last two years. About the borough

Street and trees

City trees in front6 · Columnare Norway Maple
BoroughLachine

Other units at 430 21e Avenue

Units in the building

Unit R1 · this unit$16,500
Unit R1$743,600

All 2 units in the building

Questions about R1-430 21e Avenue

What is Unit R1, R1-430 21e Avenue assessed at?

$16,500 on the 2026-2027-2028 assessment roll. More

How much is the welcome tax for R1-430 21e Avenue?

About $83 on its assessed value of $16,500. 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 R1-430 21e Avenue built?

In 2005, according to the assessment roll.

Is R1-430 21e Avenue in a flood zone?

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

Does R1-430 21e Avenue have a notice of deterioration?

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

Is R1-430 21e Avenue a heritage building?

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

Can R1-430 21e Avenue 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 R1-430 21e Avenue had?

None since 1990, when the City’s open permit records begin. More

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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.