doormath logodoormath logo
Montréal/Lachine/3900 Boul. Saint-Joseph
3900 Boul. Saint-Joseph
Montréal/Lachine/3900 Boul. Saint-Joseph
3900 Boul. Saint-Joseph
Claim this home
Doormath
montréal/Lachine/3900 boulevard saint-joseph

3900 boulevard saint-joseph

montréal · Lachine · House

Estimated market valueProperty profile

3900 boulevard saint-joseph

montréal · Lachine

$879,881
Market as of Summer 2025
A market reference based on this profile

The estimate combines the property characteristics entered on Doormath with local market information.

Property characteristics

The principal details used to position this property.

Living area
1522 ft²
Outdoor space
5293 ft²
Bedrooms
3
Bathrooms
1 + 1 ½
Indoor parking
0
Outdoor parking
2
Year built
1861
Basement
None
Floors
2
Waterfront
No
Water view
Yes
Flood zone
No
House style
2 Storey
Basement finish
None

Market positioning

Property estimate$879,881
Sector average$696,078
+$183,803(+26%)vs sector average
  • Living area1,522 ft² vs avg 1,532 ft²
  • Lot size5,293 ft² vs avg 4,157 ft²
  • Year built1861 vs avg 1958

Estimated value range

The condition and finish level can move the estimate within this range.

C+Modest Comfort
$832,343
BStandard
$879,881
B+Improved
$944,402
doormath.ca/properties/266204Doormath · Property intelligence
Doormath
montréal/Lachine/3900 boulevard saint-joseph

Explore nearby properties

montréal · Lachine

Estimated value evolution

Historical Doormath estimates for the selected luxury level.

StandardB
$1,026,532$901,035$775,538$650,041Fall 2020Winter 2023Summer 2025Summer 2026
Annualized growth+5.4 % / year
Projected value · 12 months
Optimistic$990,097
Average$932,790
Conservative$878,008

Property analysis

This summary is based on the inputted data for this property. The estimated market value as of Summer 2025 is $879,881, compared to a sector average of $696,078. It is higher than the sector average because the property has a smaller living area (-10 ft²; sector average: 1,532 ft²), a larger lot (+1,136 ft²; sector average: 4,157 ft²), a finish level above the sector average (luxury score 4/10; sector average: 4/10), and a older construction year (-97 years; sector average: 1,958), relative to a typical house in Lachine.

Verified sale history

Recorded transactions associated with this address.

0
No verified sale transaction is currently available.
This estimate is generated by an algorithmic model from the available information. It may differ from an actual transaction price.
doormath.ca/properties/266204Doormath · Property intelligence
Waterview

3900 Boul. Saint-Joseph

Montréal · Lachine · H8t · Detached Single Family Home · 1861

Waterview

3900 Boul. Saint-Joseph

Montréal · Lachine · H8t · Detached Single Family Home · 1861

Doormath estimate
Details to verify
3900 Boul. Saint-Joseph
Montréal · Lachine · H8t
$703,905
Market as of Summer 2025
Improve the estimate

Correct the characteristics below to get a more precise price

Living area
Category:Family-sized home
1522sq ft
Lot size
Category:Small lot
5293sq ft
Bedrooms
Above-ground bedrooms
3
Bathrooms
Daily comfort
1
Garage
Indoor parking
None
Outdoor parking
Driveway or exterior
2
Luxury level
StandardB
More characteristics

Buyer waitlist

Owner only
ABCL

0 buyers waiting

In Lachine

What would you like to do?
Claim this property
Track its value and manage owner updates.

Buyer waitlist

Owner only
ABCL

0 buyers waiting

In Lachine

Important

Doormath is not a listing site: displayed properties are informational and not necessarily for sale.

Claim this property
Explore nearby properties
Colours reveal value gaps linked to location.

Estimated value — Summer 2025

$879,881

(+$183,803 vs the average in Lachine)

Why?

  • Living area below avg. → 1,522 ft² vs avg 1,532 ft²
  • Lot size above avg. → 5,293 ft² vs avg 4,157 ft²
  • Year built below avg. → 1861 vs avg 1958

These differences partly explain the +$183,803 gap from the average in Lachine.

Estimated market value — valuation summary

This summary is based on the inputted data for this property. The estimated market value as of Summer 2025 is $879,881, compared to a sector average of $696,078. It is higher than the sector average because the property has a smaller living area (-10 ft²; sector average: 1,532 ft²), a larger lot (+1,136 ft²; sector average: 4,157 ft²), a finish level above the sector average (luxury score 4/10; sector average: 4/10), and a older construction year (-97 years; sector average: 1,958), relative to a typical house in Lachine.

A directional estimate to help guide your decisions. This estimate is generated by an algorithmic model from the available information. It may differ from an actual transaction price.

Estimated value — Summer 2025

$879,881

(+$183,803 vs the average in Lachine)

Why?

  • Living area below avg. → 1,522 ft² vs avg 1,532 ft²
  • Lot size above avg. → 5,293 ft² vs avg 4,157 ft²
  • Year built below avg. → 1861 vs avg 1958

These differences partly explain the +$183,803 gap from the average in Lachine.

Estimated market value — valuation summary

This summary is based on the inputted data for this property. The estimated market value as of Summer 2025 is $879,881, compared to a sector average of $696,078. It is higher than the sector average because the property has a smaller living area (-10 ft²; sector average: 1,532 ft²), a larger lot (+1,136 ft²; sector average: 4,157 ft²), a finish level above the sector average (luxury score 4/10; sector average: 4/10), and a older construction year (-97 years; sector average: 1,958), relative to a typical house in Lachine.

A directional estimate to help guide your decisions. This estimate is generated by an algorithmic model from the available information. It may differ from an actual transaction price.

Other properties on this street and nearby

Compare the estimated value of neighbouring addresses.
  • 3890 Boulevard Saint-Joseph · Montréal
  • 3910 Boulevard Saint-Joseph · Montréal
  • 3920 Boulevard Saint-Joseph · Montréal
  • 3928-3932 Boulevard Saint-Joseph · Montréal
  • 3860 Boulevard Saint-Joseph · Montréal
  • 3850 Boulevard Saint-Joseph · Montréal
  • 3810 Boulevard Saint-Joseph · Montréal
  • 3990 Boulevard Saint-Joseph · Montréal
Home Value•Rechercher•Coverage•Professionals•Privacy Policy•Terms and Conditions•© 2026 Doormath
Contact
Language
/