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390 Mary Street N
O'Neill Oshawa L1G 5E1

$899,900
Residential Freehold beds: 4+2 baths: 3.0

Welcome to 390 Mary St N!
Photo 1: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 2: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 3: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 4: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 5: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 6: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 7: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 8: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 9: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 10: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 11: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 12: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 13: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 14: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 15: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 16: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 17: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 18: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 19: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 20: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 21: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 22: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 23: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 24: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 25: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 26: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 27: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 28: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 29: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 30: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 31: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 32: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 33: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 34: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 35: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 36: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 37: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 38: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 39: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 40: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 41: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 42: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 43: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 44: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 45: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Photo 46: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
Status:
Active
Prop. Type:
Residential Freehold
MLS® Num:
E14101730
Bedrooms:
4+2
Bathrooms:
3
Welcome to this beautifully updated 2 1/2-storey home, ideally situated in a fabulous area of tree-lined streets and well within excellent school districts! Offering a versatile layout with plenty of space for the whole family, the main and second floor of this home features an eat-in kitchen, 2 bedrooms and 2 full bathrooms, along with a finished basement providing even more room for guests/ teens, entertain, or work from home. One of the home's standout features is the amazing second suite spanning the back of the second and all of the third floors, offering an open-concept kitchen and living room with an electric fireplace, it's own washer & dryer, 2 more bedrooms and a full bathroom. Perfect for extended family, multi-generational living, guests, or added flexibility to suit your needs. Outside, enjoy a large lot with plenty of room to play, entertain, or simply unwind. Perfect area for kids to safely play street hockey, basketball, etc. and the little ones to ride their bikes! The oversized 2-car garage provides exceptional space for parking, storage, hobbies, and more. With its updated finishes, flexible living space, bright second suite, generous lot, and sought-after location close to great schools and everyday amenities, this home offers a wonderful combination of comfort, convenience, and versatility. A fantastic opportunity for families looking for room to grow and space for everyone! Two electrical panels, two hot water tanks. The two rooms in the basement are presently being used as bedrooms with large windows but no closets. Two separate units, there is no access to the second suite from the main house. Would suit families with out of town students looking to share a house or out of town hospital or court staff. Easy walk to downtown campuses and Lakeridge Health. Updated and move in ready. Includes 2 fridges, 2 stoves, 2 B/I microwaves, 2 dishwashers, 2 washers & 2 dryers.
Property Type:
Residential Freehold
Property Sub Type:
Detached
Home Style:
2 1/2 Storey
Approx. Age:
51-99
Total Approx Floor Area:
1500-2000
Lot Depth:
144'6½"
Lot Frontage:
40'
Lot Shape:
Rectangular
Direction Faces:
West
Bedrooms:
4+2
Bathrooms:
3.0
Water supply:
Municipal
Kitchens:
2
Bedrooms Above Grade:
4
Bedrooms Below Grade:
2
Kitchens Above Grade:
2
Rooms Above Grade:
9
Rooms Below Grade:
3
Heating type:
Forced Air
Heating Fuel:
Gas
Foundation:
Unknown
Roof:
Shingles
Basement:
Partially Finished, Separate Entrance
Fireplace Features:
Electric, Living Room
Fireplace/Stove:
Yes
Garage:
Detached
Garage Spaces:
2.0
Other Structures:
None
Parking Features:
Private Triple
Parking Spaces:
3
Total Parking Spaces:
5.0
Family Room:
No
Possession Details:
Flexible
Pool:
None
Link:
No
HST Applicable To Sale Price:
Included In
Taxes:
$7,766.44 / 2026
Assessment:
$- / -
Durham
Oshawa
O'Neill
Golf, Hospital, Park, Place Of Worship, Public Transit, School
In-Law Suite
Deck, Porch, Year Round Living
Gas furnace, central air, heat pump/ac on second floor and hot water tank in basement.
2 fridges, 2 stoves, 2 B/I microwaves, 2 dishwashers, 2 washers , 2 dryers. All electrical light fixtures. All window coverings.
Gazebo
Brick, Stucco (Plaster)
No
None
None
Floor
Type
Size
Other
Main
Living Room
15'9" × 11'3"
Vinyl Floor, Pot Lights, Large Window
Main
Dining Room
12' × 11'3"
Vinyl Floor, Pot Lights, Large Window
Main
Kitchen
14'3¼" × 10'8¾"
Vinyl Floor, Quartz Counter, Pot Lights
Second
Primary Bedroom
14'4" × 11'3"
Vinyl Floor, Closet
Second
Bedroom 2
10'8¾" × 10'4"
Vinyl Floor, Closet
Basement
Other
14'4½" × 10'8"
Broadloom
Second
Kitchen
14'3¼" × 9'2"
Ceramic Floor, Quartz Counter, Pot Lights
Second
Living Room
15'6¼" × 13'1½"
Laminate, Electric Fireplace, Large Window
Third
Primary Bedroom
18'5¼" × 11'5"
Laminate, Closet
Third
Bedroom 2
12' × 11'5"
Laminate, Closet
Basement
Other
10'9" × 10'8"
Broadloom
Basement
Sitting
12'8¾" × 10'8"
Broadloom
Basement
Other
14'4½" × 10'8"
Broadloom
Utilities Gas:
Yes
Utilities Hydro:
Yes
Utilities Water:
Yes
Sewers:
Yes
Green Property Information Statement:
No
Special Designation:
Unknown
Sewers:
Sewer
Air Conditioning:
Central Air, Other
Central Vacuum:
No
Seller Property Info Statement:
No
Date Listed:
Oct 21, 2026
  • Photo 1: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Welcome to 390 Mary St N!
  • Photo 2: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Newly parged front steps
  • Photo 3: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Welcoming front porch
  • Photo 4: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Spacious front entry
  • Photo 5: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Spacious front entry
  • Photo 6: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Separate entrance to driveway
  • Photo 7: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Living room
  • Photo 8: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Two windows in living room
  • Photo 9: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Photo 9 of 46
  • Photo 10: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Dining room with w/o to back deck
  • Photo 11: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Stone countertops
  • Photo 12: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Two windows in the kitchen
  • Photo 13: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Photo 13 of 46
  • Photo 14: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Updated kitchen
  • Photo 15: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    5 pce bath on main floor
  • Photo 16: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Laundry in upper hall
  • Photo 17: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Primary bedroom with huge east window
  • Photo 18: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Primary bedroom with double closet
  • Photo 19: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Bathroom on 2nd floor
  • Photo 20: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Huge east window in 2nd bedroom
  • Photo 21: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    2nd bedroom
  • Photo 22: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Stairs to basement, newly carpeted
  • Photo 23: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    1st room in basement, Large window no closet
  • Photo 24: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Flex space perfect for office or teen hangout
  • Photo 25: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Flex space between the 2 basement rooms
  • Photo 26: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    2nd room in basement, Large window no closet
  • Photo 27: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Second suite access from back stairs.
  • Photo 28: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Entry door for upper suite.
  • Photo 29: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Upper suite living area with cozy fireplace
  • Photo 30: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Open concept upper suite
  • Photo 31: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Bright upper kitchen with quartz countertops
  • Photo 32: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Closet has laundry and storage
  • Photo 33: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Breakfast bar in upper suite
  • Photo 34: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Large primary bedroom in upper suite
  • Photo 35: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Primary bedroom
  • Photo 36: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    4 pce bath in upper suite
  • Photo 37: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    2nd bedroom in upper suite
  • Photo 38: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Photo 38 of 46
  • Photo 39: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Main floor deck
  • Photo 40: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Main floor deck with stairs accessing 2nd suite
  • Photo 41: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Back of house showing stairs to 2nd suite
  • Photo 42: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Tons of parking
  • Photo 43: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Large 2 car garage
  • Photo 44: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Main floor floorplans
  • Photo 45: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    third floor floorplans
  • Photo 46: 390 Mary Street N in Oshawa: O'Neill House for sale : MLS®# E14101730
    Second floor floorplans showing both suites
Listed by RE/MAX Jazz INC.
Data was last updated October 21, 2026 at 09:15 PM (UTC)
Area Statistics
Listings on market:
43
Avg list price:
$699,000
Min list price:
$439,900
Max list price:
$929,900
Avg days on market:
18
Min days on market:
1
Max days on market:
117
These statistics are generated based on the current listing's property type and located in O'Neill. Average values are derived using median calculations. This data is not produced by the MLS® system.
Chantel Crisp
This website may only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate of the type being offered via the website. The data relating to real estate on this website comes in part from the MLS® Reciprocity program of the PropTx MLS®. The data is deemed reliable but is not guaranteed to be accurate.