
345 Masson Street
Oshawa (O'Neill), ON L1G 4Z5
- 2+1Bedrooms
- 3Bathrooms
- 3Garage
- 700–1100Sq Ft
- $6,180Tax
- 41×138 ftLot Size
- Estimated Value:$641,548See Free Estimate Report

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Free Home EvaluationHow Much Is My Home Worth?Homes for Sale NearbySale & Price History for 345 Masson Street, Oshawa, O'Neill
| Start Date | End Date | Price | Event | MLS# |
|---|---|---|---|---|
| 2025-08-07 | 2025-08-20 | Login to See Prices | Sold | e12329510 |
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About 345 Masson Street, Oshawa, O'Neill
Stunning Jackson Built 2+1 bedroom Home located on the quiet dead stretch of Prestigious Masson Street, steps from O'Neill Collegiate, Dr. S.J. Phillips, Hospital, parks and Costco Shopping Centre! Blending timeless charm with a level of custom design rarely seen, this home features a beautifully updated interior with refinished hardwood floors, a sun-filled living room with gas fireplace, and a spacious dining area complete with new custom built-ins, including a stylish bar and functional hideaway desk, perfect for entertaining or remote work. The modern kitchen features quartz countertops and walks out to a covered deck overlooking a large, private, fully fenced backyard oasis, ideal for outdoor dining and family play. Are novated main floor powder room adds convenience and style. Upstairs, you'll find two generously sized bedrooms with "his and hers" closets and hardwood flooring, plus a fully customized 3-piece bathroom (2023) designed with luxury finishes and heated floors. The brand-new basement renovation (2023) offers exceptional flexibility with a large rec room, a third bedroom or home office, abundant custom storage, a spa-like new 4-piece bathroom, and in-law suite potential. Additional updates include new front and side doors (2024), all windows replaced in 2015, an upgraded electrical panel, modernized basement window wells, and a gas furnace with central air conditioning. Set on an oversized lot in one of Oshawa's most desirable family neighbourhoods, this immaculate, move-in ready home offers a rare blend of character, craftsmanship, and location. This home is much bigger than it appears! Must be seen!
Key Facts & Features
Property Costs
- Annual Property Tax Amount
- $6,180
- Land Transfer Tax Fee
- $11,971
Rental Items
- Rental Equipment
- Hot Water Tank(Vista Services) $36.78 per month.
- Under Contract
- Hot Water Tank-Gas
- Basement Type
- Full, Finished
Interior Features
- Interior Extras
- None
- Fireplace/Stove
- Yes
- Fireplace Features
- Natural Gas
- Elevator
- No
Exterior Features
- Exterior Extras
- Deck, Porch
- Pool
- None
- Property Features
- Cul de Sac/Dead End, Fenced Yard, Golf, Hospital, Park, Place Of Worship
Building
- Building Type
- Detached
- Building Style
- 1 1/2 Storey
- Approx Age
- 51-99
Construction
- Exterior Finish
- Brick
- Roof
- Asphalt Shingle
- Foundation Details
- Concrete
- Special Designation
- Unknown
Lot
- Lot Front
- 41.00 ft
- Lot Depth
- 137.81 ft
Inclusions
- Inclusions
- Existing Stainless Steel fridge, stove, built in dishwasher. Washer, Dryer.
Exclusions
- Exclusions
- Hot Tub.
Parking & Garages
- Garage Type
- None
- Garage Spaces
- 3
- Parking Spaces
- 3
- Total Garage And Parking Spaces
- 3
Heating & Cooling
- Heat Source
- Gas
- Heat Type
- Forced Air
- Air Conditioning
- Central Air
- Water
- Municipal
- Sewers
- Sewer
- Bedrooms
- 2 + 1
- Washrooms
- 3
- Kitchens
- 1
Room sizes
- Living Room—Main level, Hardwood Floor, Gas Fireplace, Picture Window
- Dining Room—Main level, Hardwood Floor, B/I Shelves, Crown Moulding
- Kitchen—Main level, Hardwood Floor, Quartz Counter, W/O To Deck
- Primary Bedroom—Second level, Hardwood Floor, Double Closet
- Bedroom 2—Second level, Hardwood Floor
- Recreation—Basement level, Vinyl Floor, B/I Closet, Pot Lights
- Bedroom—Basement level, Vinyl Floor
- Laundry—Basement level
Washrooms
- 3-piece, Second
- 2-piece, Main
- 4-piece, Basement
- Municipality
- Oshawa
- Neighbourhood
- O'Neill
- Main cross streets
- Simcoe St N and Aberdeen
- Zoning
- R1-C
- Directions
- Simcoe St N and Aberdeen
- MLS® number
- E12329510
- Data source
- Toronto Regional Real Estate Board
- Status change
- 2025-08-20
- Listed on
- 2025-08-07
- Days on market
- 13 days
- Possession type
- 60-89 days
- Co-op commission
- 2.50% +HST with thanks
- Seller
- Listed by
- RE/MAX ROUGE RIVER REALTY LTD.
Home Market Value
Current home valuation for 345 Masson Street, Oshawa, O'Neill, Oshawa, ON. Listed for $774,800
HOMEH Estimate
$641,548
Estimated Sales Range
$506,823 - $776,273
HOMEH Estimate for 345 Masson Street, Oshawa, O'Neill
Calculated with a real agent's CMA method — 45+ years of experience, codified. Not an AI guess.
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Mortgage Payment Calculator
Compare up to 4 down payment scenarios
5% on first $500K + 10% on $274,800 over $500K
$52,480
| Scenario 1 | Scenario 2 | Scenario 3 | Scenario 4 | |
|---|---|---|---|---|
−Down payment | % $ | % $ | % $ | % $ |
+CMHC insurance | $28,885 | $21,617 | $18,440 | $0 |
=Total mortgage | $750,999 | $718,937 | $677,020 | $619,840 |
Amortization | ||||
Mortgage rate | % | % | % | % |
| Payment frequency | ||||
=Mortgage payment | $3,667monthly | $3,510monthly | $3,306monthly | $3,026monthly |
Land Transfer Tax
$11,971
$11,971
Around this home
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