42 rue du Square-Sir-George-Étienne-Cartier, Montréal

A condo building with 151 units on the assessment roll, built in 2023. No building permit on record since 1990. Place St-Henri metro station is 710 m away. Newer than 100% of the buildings on rue du Square-Sir-George-Étienne-Cartier.

Data as of November 1, 2026 · updated every week

Typical unit, 2026 roll
$624,500
Welcome tax on that value
≈ $7,839
Condo units
151
Built
2023
1 to check5 notes4 clear
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All 151 units with their roll values, floor areas and changes, and what to ask the syndicate.

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What stands out about 42 rue du Square-Sir-George-Étienne-Cartier

Compared with every address on the island of Montréal, from the assessment roll, Montréal open data and the STM timetable.

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What the records show for 42 rue du Square-Sir-George-Étienne-Cartier

Note

Condo building, 151 units on the roll

Free preview
What the record says
151 divided co-ownership units at this address, built 2023.
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
Note

No building permits on record since 1990

What it means and what to ask
Note

Typical unit assessed at $624,500, +4% on the previous roll

What it means and what to ask
Note

Short-term rentals: principal residence only, June 10 to September 10

What it means and what to ask
Note

1 contaminated site within 100 m

What it means and what to ask
Clear

No notice of deterioration

Clear

No City right of first refusal

Clear

No heritage protection found

Clear

Not in a mapped flood zone

Part of a full report: what each record says, what it means and what to do

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  • What it means for a buyer
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151 condo units at 42 rue du Square-Sir-George-Étienne-Cartier

Unit 101$1,151,400
Unit 102$1,031,600
Unit 103$1,055,300
Unit 104$950,500
Unit 105$1,158,700
Unit 106$1,024,600
Unit 107$1,018,800
Unit 108$1,203,800
Unit 109$1,465,900
Unit 110$1,653,000
Unit 111$1,140,400
Unit 112$673,000
Unit 113$581,800
Unit 114$583,400
Unit 115$675,300
Unit 116$587,400
Unit 117$617,700
Unit 118$732,000
Unit 119$617,100
Unit 121$914,300
Unit 122$1,025,000
Unit 123$513,800
Unit 124$1,072,900
Unit 125$983,600
Unit 126$988,500
Unit 127$1,076,500
Unit 201$492,900
Unit 202$507,600
Unit 203$509,400
Unit 204$508,500
Unit 205$793,400
Unit 207$781,800
Unit 209$1,357,700
Unit 210$1,347,300
Unit 211$764,500
Unit 213$723,300
Unit 215$751,800
Unit 217$555,700
Unit 219$601,600
Unit 220$740,100
Unit 221$460,200
Unit 222$528,500
Unit 223$458,500
Unit 224$401,900
Unit 225$537,500
Unit 226$534,700
Unit 227$599,200
Unit 301$790,200
Unit 303$788,600
Unit 304$584,500
Unit 305$804,500
Unit 307$791,200
Unit 309$1,406,100
Unit 310$1,465,700
Unit 311$773,600
Unit 313$798,700
Unit 315$1,230,000
Unit 319$678,200
Unit 320$823,700
Unit 321$533,600
Show all 151 units
Unit 322$461,200
Unit 323$463,600
Unit 324$416,900
Unit 325$479,300
Unit 326$477,500
Unit 327$601,400
Unit 401$804,000
Unit 403$795,600
Unit 404$522,900
Unit 405$813,200
Unit 407$798,900
Unit 409$1,378,700
Unit 410$1,383,000
Unit 411$783,500
Unit 413$808,300
Unit 415$799,000
Unit 417$571,600
Unit 419$686,300
Unit 420$836,700
Unit 421$471,100
Unit 422$468,700
Unit 423$473,600
Unit 424$420,400
Unit 425$482,800
Unit 426$553,000
Unit 427$614,100
Unit 501$805,500
Unit 503$807,600
Unit 504$632,200
Unit 505$819,900
Unit 507$809,300
Unit 509$1,389,800
Unit 510$1,382,900
Unit 511$791,600
Unit 513$1,446,400
Unit 517$579,200
Unit 519$691,300
Unit 520$769,400
Unit 521$481,200
Unit 522$482,000
Unit 523$481,200
Unit 524$426,300
Unit 525$553,400
Unit 526$559,200
Unit 527$619,400
Unit 601$914,600
Unit 603$911,400
Unit 604$673,400
Unit 606$671,300
Unit 607$974,500
Unit 609$1,797,500
Unit 610$1,482,500
Unit 611$942,000
Unit 613$1,020,200
Unit 615$969,800
Unit 617$645,100
Unit 619$709,700
Unit 620$939,700
Unit 621$553,100
Unit 622$547,100
Unit 623$547,100
Unit 624$483,700
Unit 625$623,400
Unit 626$624,500
Unit 627$696,400
Unit R131$102,500
Unit R136$68,300
Unit R137$68,300
Unit R138$68,300
Unit R139$68,300
Unit R142$68,300
Unit R144$68,300
Unit R145$68,300
Unit R146$68,300
Unit R147$68,300
Unit R149$68,300
Unit R151$68,300
Unit R152$68,300
Unit R154$68,300
Unit R155$68,300
Unit R156$68,300
Unit R157$68,300
Unit R158$68,300
Unit R159$68,300
Unit R160$68,300
Unit R161$68,300
Unit R162$68,300
Unit R163$68,300
Unit R164$68,300
Unit R165$68,300
Unit R166$68,300

Assessed value of 42 rue du Square-Sir-George-Étienne-Cartier

In the full report
2026-2028 roll$100,351,100
Typical unit$624,500
Previous roll$96,492,200

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.

Life around 42 rue du Square-Sir-George-Étienne-Cartier

City 311 requests within 150 m, last 12 months74 · streets, sidewalks and lights 44, dumped items and cleanliness 12, snow clearing 8
Ground-floor shops within 500 m68 · restaurants and cafés 20, grocery and daily shops 6, other shops 7, services 27, bars, entertainment and hotels 8
Empty storefronts within 500 m20%
Nearest food shopAux terroirs, 280 m
Playground140 m
Dog run620 m
Public poolParc Sir George-Étienne-Cartier, 310 m
Wading pool or splash padParc Louis-Cyr, 550 m
Outdoor skating rink910 m
Tennis or pickleball courts150 m
LibraryBibliothèque de Saint-Henri, 410 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)873
Median age35.6 (island of Montréal 39.6)
Median household income (2020)$88,000 (island of Montréal $66,500)
Households that own their home50% (island of Montréal 42%)
Moved here in the last five years52% (island of Montréal 44%)
Children under 1515% (island of Montréal 15%)
People 65 and over10% (island of Montréal 18%)
People who speak French and English77% (island of Montréal 60%)
People who speak French only15% (island of Montréal 25%)
Adults 25 to 64 with a bachelor’s degree or higher64% (island of Montréal 45%)
Workers who take transit to work22% (island of Montréal 26%)
Homes that are single-detached houses0% (island of Montréal 14%)
Homes in buildings of five storeys or more0% (island of Montréal 15%)
Homes built in 1960 or before30% (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.

The building

UseResidential
Storeys1
TypeIntegrated
Land use in the urban planResidential
Frontage, cadastre and owner since

Metro and bus near 42 rue du Square-Sir-George-Étienne-Cartier

Nearest metro: Place St-Henri (Orange line)710 m
Saint-Patrick / Pitt · 101203 m
Saint-Patrick / Pitt · 101203 m
Saint-Patrick / No 3826 · 101205 m
To downtown (McGill station) by metro and bus, weekday morning≈ 23 min

Public schools near 42 rue du Square-Sir-George-Étienne-Cartier

French-language public elementary schoolÉcole Saint-Zotique, 410 m
English-language public elementary schoolÉcole Westmount Park, 1.3 km
French-language public secondary schoolÉcole Saint-Henri, 700 m
English-language public secondary schoolÉcole secondaire Focus, 1.0 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.

Street and trees

City trees in front11 · Colonial Spirit american elm, Rosseau Crab Apple
BoroughLe Sud-Ouest
Water main breaks repaired within 35 m (1972–2017)None recorded

Work on the street (City permits)

  • Construction/rénovation sans excavation · De Courcelle entre Saint-Ambroise et Sainte-Émilie until December 23, 2026
  • Égouts et aqueducs - Excavation · De Courcelle entre Saint-Ambroise et Sainte-Émilie until November 20, 2026

Building activity nearby

Construction permits within 300 m, 2 years1
Demolition permits within 300 m, 2 years2

In Le Sud-Ouest, the borough issued 52 construction permits and 28 demolition permits in the last two years. About the borough

Crime near 42 rue du Square-Sir-George-Étienne-Cartier

In the full report

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

Questions about 42 rue du Square-Sir-George-Étienne-Cartier

What are the condo units at 42 rue du Square-Sir-George-Étienne-Cartier assessed at?

The typical unit is assessed at $624,500 on the 2026-2027-2028 assessment roll; the building has 151 units. More

How much is the welcome tax for 42 rue du Square-Sir-George-Étienne-Cartier?

About $7,839 on its assessed value of $624,500. 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 42 rue du Square-Sir-George-Étienne-Cartier built?

In 2023, according to the assessment roll.

How many units does 42 rue du Square-Sir-George-Étienne-Cartier have?

151 condo units, according to the assessment roll.

Is 42 rue du Square-Sir-George-Étienne-Cartier in a flood zone?

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

Does 42 rue du Square-Sir-George-Étienne-Cartier have a notice of deterioration?

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

Is 42 rue du Square-Sir-George-Étienne-Cartier a heritage building?

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

Can 42 rue du Square-Sir-George-Étienne-Cartier 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. In a condo, the declaration of co-ownership must allow it or the syndicate must authorize it. More

What building permits has 42 rue du Square-Sir-George-Étienne-Cartier had?

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

How far is the nearest metro station from 42 rue du Square-Sir-George-Étienne-Cartier?

Place St-Henri is 710 m away in a straight line.

How long does it take to get downtown from 42 rue du Square-Sir-George-Étienne-Cartier?

About 23 minutes by metro and bus on a weekday morning to McGill station, with the walk to the stop, according to the STM timetable.

Other addresses on rue du Square-Sir-George-Étienne-Cartier

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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.