23 days on Market

140 Mary St, Oshawa, Ontario L1G 5B9

Detached
4 + 2
3
~2000-2500 sqft
$1,050,000
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Detached
4 + 2
3
~2000-2500 sqft

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Highlights

Property Estimate

Days on market23 days

Estimated valueNot available

Price/Sqft$473/sqft

Monthly cost

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CMA Subject Property

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+26

Properties sold*

$800K

Median sold price*

*Based on last 30 days

Description

Investors Take Note! 140 Mary Street North is a 12 year old, legal purpose-built triplex. Over $70k income potential! A property like this is a very rare find! Situated in the desirable O'Neill area of Oshawa close to schools, parks, transit, Costco, Lakeridge Health Oshawa, and walking distance to downtown. All three units are very bright and spacious with two large bedrooms, a full bathroom, open concept kitchen with centre island, and separate living and dining rooms. Each unit has its own private laundry, individual furnace, central air (Units 2 & 3), and owned hot water tank. The units are almost identical in layout. There is an abundance of cupboard and counter space in the kitchens, plus a pantry. All units have plenty of storage with a front hall closet plus large bedroom closets. Unit 1 (lower level) is home to the water room and master electric on/off switches. Three gas and three hydro meters - Landlord only pays the water! Each unit has its own electrical panel inside the unit for easy access when necessary. Unit 2 new central air 2019 (Lennox), Unit 3 new air conditioner June 2025 (Keeprite), Unit 3 new furnace 2023 . This property is ideal for an investor but could also work for someone looking to live in one unit and rent the others. Excellent and co-operative tenants in Unit 1 while the other two units are ready for you to choose your own tenants or move in yourself! All three units in this legal triplex present beautifully and have the same open, highly functional layout - come see for yourself!


Property Details

Style2-Storey
View-
Age of property6-15
SqFt~2000-2500 SqFt
Lot Size4,037 SqFt(91.77 x 44)
Parking Spaces4
MLS ®NumberE12385276
Community NameMcLaughlin
Data SourceTRREB
Listing byROYAL LEPAGE TERREQUITY REALTY

Features

Heating: Forced Air
Cooling: Central Air
Basement: Apartment, Sep Entrance

Main Floor

Dining

2.57 x 4.19

Laminate / Open Concept / Large Window

Primary

4.18 x 3.97

Broadloom / Large Closet / Window

2nd Br

4.18 x 3.98

Broadloom / Large Closet / Window

Living

3.43 x 4.79

Laminate / Open Concept / Large Window


Features

Lot size: 4,037 SqFt

Parking

Garage spaces -

Garage type -

Total parking spaces 4


Property History

Sep 6, 2025
ListedActive
$1,050,000
23 days on market
history photo preview40
Listing by trreb®

Market Data - McLaughlin

Geo Zone Map ThumbnailMcLaughlin

Seller's Market

View Market Data

Detached house - for the past 30 days

Buyer's market Seller's market

Avg. Days on Market

Past 30 days

24 days

Compared to

2024

16 days

2023

12 days

2022

11 days

New Listings

Past 30 days

54 listings

Compared to

2024

48 listings

2023

60 listings

2022

50 listings

Units sold

Past 30 days

29 units

Compared to

2024

26 units

2023

48 units

2022

35 units

Median Sold Price

Past 30 days

$710,000

Compared to

2024

$799,500

2023

$817,500

2022

$745,000


Population and Demographics

Overview

Total population 32502
Average household income $111,431

Age (%)

0 to 19
19%
20 to 34
20%
35 to 49
18%
50 to 64
22%
65 and plus
22%

Household composition (%)

Single family
63%
Single person
32%
Multi person
5%
Multi family
1%

Mother tongue (%)

English
90%
Others
5%
French
2%
Italian
1%

House tenancy (%)

Owners
64%
Renters
36%

What’s nearby?Essentials within 5 km

Local Logic

Transportation Scores

Estimated Budget