For SaleMultiplex · 2 1/2 StoreyMLS® #N13882840 · TRREB MLS®
66 Prospect St, Newmarket, Ontario
Central Newmarket, Newmarket, Ontario L3Y 3S9
- Bedrooms
- 6
- Lot Size
- 70 x 147 ft
- Bathrooms
- 5
- Type
- Multiplex
- Basement
- Separate Entrance
$1,800,000
Estimated market value
About 66 Prospect St
66 Prospect St is a 6-bedroom, 5-bathroom multiplex in Central Newmarket, Newmarket, listed for sale at an asking price of $1,800,000 (MLS® N13882840).
Exceptional Investment Opportunity in the Heart of Newmarket with Future Development Potential! Rare opportunity to acquire a unique income-producing property comprising a legal triplex at 64-66 Prospect Street together with a charming detached 2-bedroom bungalow at the rear, municipally known as 567 Granby Place, all included in the purchase price. The main building features three units, including commercial office space on the ground floor and two residential apartments above, offering a versatile mix of commercial and residential income streams. With two units currently occupied and two vacant, investors can benefit from existing rental income while taking advantage of immediate leasing opportunities, with a combined potential rental income of approximately $9,000 per month ($108,000 annually), subject to market conditions. Ideally positioned just steps from Southlake Health (formerly Southlake Regional Health Centre) , historic Downtown Newmarket, Main Street's vibrant shops and restaurants, public transit, and the GO Train. Surrounded by ongoing neighbourhood growth and redevelopment activity, this property presents exciting long-term possibilities for investors, developers, and those seeking to expand their real estate portfolios. Multiple income streams offer diversification and attractive investment flexibility. Enjoy the benefits of immediate income potential, a highly desirable central location, and possible future redevelopment or intensification opportunities, subject to municipal approvals and buyer's independent due diligence. A rare opportunity to invest today while positioning yourself for tomorrow's growth!
Insights
Condition Score
Good6 condition-related facts documented
Source: Listing age, structured features and disclosed update language; not an inspection.
Condition uses listing-record signals, not an inspection.
Key facts
- Tax
- $13,000 / 2026
- MLS® number
- N13882840
- Board
- TRREB MLS®
- Property Type
- Multiplex
- Days on market
- Size
- 3500-5000 sqft
- Lot Size
- 70 x 147 ft
- Listed on
- Parking
- None, 8 Parking
Listing history
Buy/sell history for 66 Prospect St, Newmarket, Ontario
Sale history on this site covers the last 2 years, the window permitted under the TRREB MLS® VOW agreement.
Dates and closing prices are shown to signed-in members.
| Date Start | Date End | List Price | Price | Event | Listing ID |
|---|---|---|---|---|---|
| Date Start— | — | $1,800,000 | — | For Sale | N13882840 |
Members see the full history. Prices are hidden from signed-out visitors.
Estimate
Estimated value requires sign in
Market estimates use sold comparables and are available after you sign in and accept MLS® VOW terms.
The estimate is an automated value built from public and MLS® data. It is not an appraisal; ask Kishan Patel for a full comparative market analysis.
Property details
Property
- Property Type
- Multiplex
- Style
- 2 1/2 Storey
- Community
- Central Newmarket
- Municipality
- Newmarket
Building
- Size
- 3500-5000 sqft
- Construction
- Alum Siding
Inside
- Bedrooms
- 6
- Bathrooms
- 5
- Bathroom Details
- 2 × 4pc 2nd, 1 × 4pc Flat, 1 × 2pc Flat, 1 × 4pc Flat
- Basement Type
- Separate Entrance
- Kitchens
- 4
Parking
- Driveway
- Private
- Garage Type
- None
- Additional Parking
- 8
- Total Parking
- 8
Utilities
- Water
- Municipal
- Cooling
- Wall Unit
- Heating Type
- Forced Air
Land
- Sewer
- Sewers
- Frontage
- 70 ft
- Depth
- 147 ft
- Lot Size
- 70 x 147 ft
Additional
- Foundation
- Concrete Block
- Roof
- Asphalt Shingle
- Fireplace
- No
- Pool
- None
- Den
- No
- Family room
- No
- Extras
- all existing appliances 4 fridge, 4 stove, 2 B/I dishwashers, 4 washer and 4 Dryer. all existing window coverings and light fixtures.
Rooms
Room details unavailable
The listing source did not provide room-level measurements or features.
Map and tour
Land transfer tax on this home
- Ontario land transfer tax
- $32,475
- Total land transfer tax
- $32,475
- First-time buyer rebates (Ontario up to $4,000)
- −$4,000
- Total for first-time buyers
- $28,475
See how this is worked out
- 0.5% on the first $55,000
- $275
- 1.0% from $55,000 to $250,000
- $1,950
- 1.5% from $250,000 to $400,000
- $2,250
- 2.0% from $400,000 to $1,800,000
- $28,000
- Ontario total
- $32,475
An estimate at the asking price, for a home with one or two single-family residences. Your lawyer confirms the exact amount.
Land and environment
Public records about this location. Not part of the MLS® listing and not provided by the listing brokerage.
Water and conservation4
- No mapped wetland within 120 m120 m
- No water-supply well recorded within 250 m38 test or monitoring holes also recorded.250 m
- Groundwater recorded about 5.5 m below ground nearbyThe middle water level in the well records within 500 m (275 records). It changes with the season and from spot to spot.500 m
- Bedrock about 82.3 m down nearbyThe middle depth to bedrock in the well records within 500 m.500 m
Province of Ontario open data
Planning and building activity2
- Outside the Greenbelt, Oak Ridges Moraine and Niagara Escarpment plan areasChecked at the listing’s mapped point, not across the whole lot.At the address
- Nearest airport: 4.4 km4.4 km
Province of Ontario open data
Around the home2
- Nearest rail line: 320 m320 m
- A trail or path within 1 km1 km
Province of Ontario open data · Provincial and municipal trail maps
Environmental records4
- No licensed pit or quarry within 2 km2 km
- No recorded oil, gas or salt well within 250 m250 m
- No facility within 1 km reports pollutant releases to Environment CanadaThe nearest is Magna Closures Inc. — Dortec Industries (Newpark), 2.3 km away. Only facilities above the inventory’s reporting thresholds are listed.1 km
- No federal contaminated site within 1 kmThe federal inventory covers federal land only; it says nothing about provincial or private sites.1 km
Province of Ontario open data · Government of Canada open data
Power and internet3
- Electricity is distributed here by Newmarket-Tay Power Distribution Ltd.At the address
- Wired internet 50/10 Mbps or faster is listed at a household 30 m awayFixed wireless 50/10 Mbps or faster. LTE mobile coverage listed. ISED’s National Broadband Data at the nearest household point (30 m from the listing); 50/10 Mbps is its top category and includes faster plans. Confirm with a provider for this address.30 m
- Across the surrounding area: fibre to the home, cable, DSL internet listedFibre to the home: Bell, Rogers, telMAX. Cable: Rogers. DSL: Bell. Fixed wireless: Bell, Rogers, Routcom, RuralNet, Vianet, Xplore. Mobile: Bell, Freedom Mobile, Rogers, Telus. Satellite: Xplore. ISED’s list for the surrounding ~25 km² area; check with a provider for this address.Area-wide
Ontario Energy Board · Innovation, Science and Economic Development Canada
Each record is placed at the distance its own line states. None of it is an inspection of the property. Confirm anything that matters to you with the municipality, Lake Simcoe Region Conservation Authority or the record’s publisher.
Contains information licensed under the Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Ontario.
Schools nearby
| Elementary | Type | Distance | EQAO average 2024–25 |
|---|---|---|---|
| Prince Charles Public SchoolYork Region DSB | Public · grades JK–8 · French Immersion | 550 m | 64%Grade 6 average |
| Mazo De La Roche Public SchoolYork Region DSB | Public · grades 1–8 · French Immersion | 1.1 km | 90%Grade 6 average |
| Canadian Martyrs Catholic Elementary SchoolYork CDSB | Catholic · grades JK–8 | 1.7 km | 81%Grade 6 average |
| ÉÉC Jean-BéliveauConseil scolaire catholique MonAvenir | French-language Catholic · grades JK–6 | 5 km | 76%Grade 6 average |
| Secondary | Type | Distance | Grade 9 math 2024–25 |
|---|---|---|---|
| Huron Heights Secondary SchoolYork Region DSB | Public · grades 9–12 | 900 m | 46%Grade 9 math |
| Sacred Heart Catholic High SchoolYork CDSB | Catholic · grades 9–12 | 1.1 km | 62%Grade 9 math |
| Newmarket High SchoolYork Region DSB | Public · grades 9–12 · French Immersion | 2 km | 75%Grade 9 math |
| Dr John M Denison Secondary SchoolYork Region DSB | Public · grades 9–12 | 2.2 km | 47%Grade 9 math |
EQAO: share of students at or above the provincial standard, 2024–25 (Ontario open data). These are the schools nearest this home, not the schools it is assigned to: boundaries change, and some schools take students by application. Confirm with the board before you buy. Contains information licensed under the Open Government Licence – Ontario.
Transit nearby
| Station | Lines | Distance |
|---|---|---|
| Southlake Regional Health Centre | YRT bus rapid transit: Viva Yellow | 400 m |
| Newmarket GO | GO Transit train: Barrie | 500 m |
| Davis Dr / Main St | YRT bus rapid transit: Viva Yellow | 600 m |
| Davis Dr / Huron Heights Dr | YRT bus rapid transit: Viva Yellow | 850 m |
| Davis Dr / Longford Dr | YRT bus rapid transit: Viva Yellow | 1.5 km |
The nearest subway, light rail, train, bus rapid transit stations 5 km, as the crow flies. Source: GO Transit schedule data (GTFS) from Metrolinx under the Open Government Licence – Ontario – Metrolinx; YRT schedule data (GTFS) from York Region Transit under the YRT Open Data Licence 2.0, downloaded October 18, 2026. Data used in this product or service is provided with the permission of Metrolinx. Metrolinx makes no representations or warranties of any kind, express or implied, with respect to the Data and assumes no responsibility for the accuracy or currency of the data used in this product or service. Contains information licensed under the Open Government Licence – Ontario – Metrolinx. Contains public transit Information made available under YRT's Open Data Licence.
Lot
- Lot area
- 10,290 sq ft956 m²
- Street frontage
- 70 ft21.3 m
- Depth
- 147 ft44.8 m
The area is the frontage multiplied by the depth, so boundaries are approximate. Confirm with a survey before you buy.
Source: the MLS® listing record.
Comparable sales
Comparable sales require sign in
Closing prices and sold comps are available to registered visitors who accept MLS® VOW terms on this site.
Mortgage Calculator
Plan with the current asking price
CMHC insurance: not required at 20% down. Payments use Canadian semi-annual compounding.
Mortgage Details
4.8% · 5-year term · 25-year amortization · 20% down
- Total down payment
- $360,000
- Total mortgage amount
- $1,440,000
- Total interest payment
- $1,023,600
- Total purchase cost
- $2,823,600
- Mortgage payment
- $8,212/mo
Cash Flow Analysis
If you rented this home out at 20% down
Break-even down payment
—Monthly carrying cost
$9,295- Rent $0
- Shortfall $9,295
Rental income starts at $0: enter the rent you expect. This is a planning tool, not advice.
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