$1,050,000Asking Price
140 Mary Street N, Oshawa, ON L1G 5B9
O'Neill, Oshawa
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!
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!
See MoreKey Info
- 2-Storey Triplex
- 4 Parking
- No Garage
- Mary And Adelaide
- 2000-2500 Approximate Sq Feet
- 6-15 Years Approximate Age
- No Ensuite Laundry
- Forced Air Gas Heating
- Central Air
Property
- Excludes: Heat, Hydro, Water, Cable TV, Central A/C, Common Elements, Building Insurance, Parking
- Taxes were $6,936 in 2025
- Possession: Flexible
Details
- Brick/Vinyl Siding Exterior
- No Fireplace
- 3 + 1 Kitchens
- MLS #E12385276
- ROYAL LEPAGE TERREQUITY REALTY
Extras
Rooms
| Room | Floor | Dimensions | Details | |
|---|---|---|---|---|
| 1 | Kitchen | Main | 10.79' x 17.95' | Laminate, Centre Island, Pantry |
| 2 | Kitchen | Upper | 9.88' x 13.06' | Laminate, Centre Island, Pantry |
| 3 | Kitchen | Lower | 10.10' x 13.29' | Laminate, Centre Island, Pantry |
 | 1 4-Piece Bathroom on Main Floor | |||
| 1 4-Piece Bathroom on Upper | |||
| 1 4-Piece Bathroom on Lower | |||
How Far is Too Far?
See personalized commute details for each listing by adding your favourite places (like work or daycare) and mode of travel.
Sign up to see commute timesAlready signed up? Sign in
Who lives here?
O'Neill, Oshawa is an east GTA neighbourhood notable for its singles, renters, education, law & public sector professionals and salespeople. Residents tend to be older with a significant number of adults aged 25 to 34, 25 to 34 and 25 to 34 and seniors aged 65 to 74 and 65 to 74.
Families
Kids Per Family
0.9
kids per family
in the neighbourhood.
Gta ({{ '1.29999995231628' | number: 1 }})
Singles
53%
of residents are
single and loving it.
53% singles
Oshawa (47%)Gta ({{ '44.8800010681152' | number: 0 }}%)
Renters
41%
of residents
are renters.
41% renters
Oshawa (32%)Gta ({{ '33.0200004577637' | number: 0 }}%)
Education
17%
of residents are
university grads.
17% university grads
Oshawa (19%)Gta ({{ '43.6699981689453' | number: 0 }}%)
Income
Average Household Income
$80K
is the average household
income in the neighbourhood.
Gta ({{ '135056.828125' | minifiedCurrency }})
Professions
Professions
| Sales | 17% |
| Trades | 9% |
| Business | 8% |
| Government | 7% |
| Management | 5% |
Immigrants
12%
of residents were
born outside of Canada.
12% immigrants
Oshawa (18%)Gta ({{ '45.4300003051758' | number: 0 }}%)
Birthplace - All
2.5% from UK
All-time
Birthplace - Recent
0.2% from India
Recent
Foreign Languages
Foreign Languages
| French | 2% |
| Polish | 1% |
| German | 1% |
| Italian | 1% |
| Arabic | 1% |
Religions
Religions
| Christian | 68% |
| Jewish | 1% |
