66 Prospect Street, Newmarket, ON

$1,800,000
MLS#:N13882840
6 beds
5 baths
3500-5000 sqft
8.0 parking
Residential Freehold
Residential Freehold for sale - 6 Bed, 5 Bath Home at 66 Prospect Street Newmarket ON listed at $1,800,000 (MLS# N13882840) - Main View
For Sale
Added:Oct 8, 2026(1 day ago)
Updated:Oct 9, 2026(today)
Last Checked:25 minutes ago

Property Highlights

Welcome to this remarkable 2 1/2 Storey multiplex located in the coveted neighborhood of Central Newmarket. Expertly crafted featuring premium aluminum siding construction, this residence presents an exceptional opportunity offered at $1,800,000 to acquire a beautiful home in a highly sought-after setting. Designed for both comfortable daily living and elegant entertaining, the layout maximizes natural light, functional flow, and lifestyle utility.

  • 6 Bedrooms and 5 Bathrooms with 4 functional kitchens
  • Generous living space spanning 3500-5000 sqft on a premium 70 x 147 ft lot
  • Features a separate entrance basement, adding superb versatility for recreation, a home gym, or extra storage
  • Ample parking with 0.0 garage spaces (8.0 total parking spaces)
  • Notable attributes: Other
  • equipped with wall unit(s) central cooling and highly efficient forced air heating via gas

Description

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!

Schedule a Tour

No public open houses currently scheduled. Request a private in-person viewing or live video walkthrough at your convenience.

Private Viewings Available
Or choose date:
Free service • No obligation • Licensed REALTOR® accompaniment
Price Drop Alert

Waiting for a price change? Get an instant notification if the seller reduces the asking price.

Work with the SOUSA TEAM to unlock your . If we are unable to negotiate your purchase price below asking, we'll rebate you up to $10,000!*

Schedule a Tour

Contact us to schedule a private viewing of this property.

Contact Agent

Generate CMA Report

Property Summary

This multiplex located at 66 Prospect Street, Newmarket is currently for sale and has been available for 1 day. This property is listed at $1,800,000 with an estimated mortgage of $5,992* per month. It has 6 beds, 5 bathrooms, and is 3500-5000 square feet. 66 Prospect Street, Newmarket is in the Central Newmarket neighborhood.

Work with the SOUSA TEAM to unlock your .

* Estimated mortgage assumes a 30% down payment, 4.00% interest rate, and 30-year amortization.
Is this a Good Home for Families?

Yes! Featuring 6 bedrooms and 5 bathrooms, this home offers ample space and comfort for growing families in Central Newmarket, Newmarket.

Highly Recommended for Families
What We Love About This Home
  • •6 spacious bedroom layout offering versatile living space
  • •5 well-appointed bathrooms
  • •3500-5000 sqft of generous functional square footage
Standout Features & Layout
Who Should Buy This Home?

Growing families needing multi-bedroom flexibility and space in Central Newmarket, Newmarket.

Target Buyer Match

Key Features

Bedrooms
6
Bathrooms
5
Kitchens
4
Living Area
3500-5000 sqft
Property Type
Residential Freehold

Additional Details

StatusActive
Price$1,800,000
AddedOct 8, 2026 (1 day ago)
UpdatedOct 9, 2026 (today)
Last Checked25 minutes ago
Transaction TypeFor Sale
List Office NameREMAX YOUR COMMUNITY REALTY

Property Details

Property Sub-TypeMultiplex
Architectural Style2 1/2 Storey
ConstructionAluminum Siding
BasementSeparate Entrance
Lot Size70 Ă— 147 Feet
CountyYork
Annual Tax$13,000
Rental ItemsHot water tank
Legal DescriptionLT 28 PL 125 NEWMARKET; NEWMARKET

Parking & Garage

Parking Total8.0
Parking Space8
Garage Parking0.0
Garage TypeNone

Heating & Cooling

Heat SourceGas
Heat TypeForced Air
CoolingWall Unit(s)

Features

Property Features

None listed

Interior Features

  • Other

Security Features

None listed

Community Features

None listed

Property History

No historical data available for this property.

This could be the first listing for this address.

Newmarket Home Buyer Advisory & Market HubActive MLS® Listing in Newmarket, Ontario

Looking to Buy a Home in Newmarket?

If you are looking for a house in Newmarket or researching Newmarket real estate for sale, this 6-bedroom multiplex at 66 Prospect Street, Newmarket, ON offers an exceptional opportunity to buy a home in Newmarket, Ontario. Whether you are a first-time Newmarket home buyer or comparing active Newmarket MLS® homes for sale, working with a dedicated Newmarket buyer agent ensures you receive priority showing access, unrepresented buyer protection, and aggressive price negotiation.

Newmarket Homes for Sale & MLS® Listings

Browse all verified Newmarket real estate listings, compare active Newmarket houses for sale, and view brand new MLS® inventory before it hits the open market.

Dedicated Newmarket Buyer Agent

Under Ontario REBBA/TRESA regulations, the listing brokerage is legally bound to the seller's financial interests. Work with an experienced Newmarket realtor & real estate broker who represents you 100%—at zero cost to you as a buyer.

Newmarket Buyer Budget & Costs

Estimated mortgage: $5,992*/month*. Estimated Ontario Land Transfer Tax: $32,475. First-time Newmarket home buyers may qualify for up to $8,475 in rebates.

Frequently Asked Questions: Buying a Home in Newmarket

Frequently Asked Questions about 66 Prospect Street, Newmarket, ON

Q.What is the asking price for 66 Prospect Street, Newmarket, ON ?

The current listing price for 66 Prospect Street, Newmarket, ON in Central Newmarket, Newmarket is $1,800,000.

Q.How many bedrooms and bathrooms does this property have?

This property features 6 bedrooms and 5 bathrooms across approximately 3500-5000 sqft.

Q.What property type and architectural style is 66 Prospect Street, Newmarket, ON ?

66 Prospect Street, Newmarket, ON is a Multiplex (2 1/2 Storey) featuring a Separate Entrance basement.

Q.What interior features are included in this home?

Interior highlights include: Other.

Q.Is parking available at this property?

Yes, this property offers parking space for 8.0 vehicles (None).

Q.What heating and cooling systems are installed?

Heating is provided via Gas and cooling via Wall Unit(s).

Virtual Tour & 3D Walkthrough

Virtual 360° Walkthrough & Live Video Tour

Request a live agent video tour or get 3D virtual walkthrough access for 66 Prospect Street, Newmarket, ON .

Location

Initializing map...
66 Prospect Street, Newmarket, ON

Google Street View

Open in Google Maps
Neighborhood Safety Index

Neighborhood Safety & Crime Analytics

Central Newmarket, Newmarket

SAFETY RATING9.1 / 10
Low Incident Area
Total Annual Incidents68 incidents / yr
Average Per Month5.7 incidents / mo
Population Benchmark22,000 residents
Personal Safety
Very Low

24 assaults (109.1/100k)

Property Security
Low

13 B&E (59.1/100k)

Auto Theft Risk
Moderate

18 thefts (81.8/100k)

1-Year Trend
â–Ľ 4.2%

Improving vs previous year

How Per-Capita Rate (Per 100,000 Residents) Is Calculated:

Formula: (Annual Occurrences / Population) Ă— 100,000. This standard policing calculation normalizes incident frequencies across different population sizes, allowing accurate safety comparisons between quiet residential pockets and dense urban centres.

Source: York Regional Police (YRP) Open Data
Halton & GTA Police Network

Disclaimer: Crime and safety analytics are compiled from official municipal and regional police open data records for general consumer informational and demographic research purposes only. Data is deemed reliable but is not guaranteed and does not constitute a legal representation or guarantee of future safety.

Loading local market trends...

Pricing & Value Insights

Data-driven valuation for 66 Prospect Street, Newmarket, ON L3Y 3S9

Estimated Sales Range
$1,710,000 - $1,764,000

Based on 0 recent similar sales in the pocket.

Market Speed
Loading stats...

Properties in this area are selling at a steady pace.

Market Trend
Calculating trend...

Mortgage & Affordability Audit

Calculate your monthly payment, minimum downpayment, and land transfer taxes for this home in Newmarket.

Configure Loan Settings

Interest Rate4.00%
Down Payment$540,000 (30.0%)
* Minimum Canadian down payment required for this price is $360,000.
Amortization Period30 Years
Estimated Monthly Payment$5,992Based on a loan of $1,260,000 over 30 years.
Purchase Price$1,800,000
Loan Amount$1,260,000
Provincial Land Transfer Tax:$32,475
Total Estimated Closing Taxes:$32,475

About Purchasing a Home in Newmarket, ON

For a property listed at $1,800,000 in Newmarket, the legal minimum down payment is $360,000 under current Canadian banking regulations. This calculation applies a 5% requirement on the first $500,000, 10% on the next $499,999, and a flat 20% on any amount exceeding $1,000,000.

Additionally, buyers in Ontario must budget for the Provincial Land Transfer Tax, which is estimated at $32,475 for this transaction. As this listing is in Newmarket (outside the City of Toronto), no additional municipal land transfer tax is levied, resulting in total estimated land transfer taxes of $32,475.

Similar Listings in Central Newmarket, Newmarket

Explore all Just Listed Homes in Newmarket →

Central Newmarket, Newmarket Neighborhood Guide

Comprehensive city-wide demographics, local real estate stats, and school rankings for Central Newmarket, Newmarket.

Verified Local Data
City Population6,202,225
City Median Age39.6 Yrs
City Ownership65% Owners
Avg Area List Price$1,152,701

People & Families

Age Distribution

Household Composition

One-person households
25%
Families with children
50%
Couples without children
24%
Other households
0%

Top Ethnic Origins

Chinese11%
English9%
Indian9%
Irish8%

Best Schools in Central Newmarket, Newmarket

Elementary Schools

Stuart Scott
Public247 Lorne Avenue, Newmarket, Ontario, L3Y 4K5
7.9
Rogers
Public256 Rogers Road, Newmarket, Ontario, L3Y 1G6
7.8
Maple Leaf
Public155 Longford Drive, Newmarket, Ontario, L3Y 2Y7
5.3
Canadian Martyrs
Public170 London Road, Newmarket, Ontario, L3Y 6R5
6.6
Prince Charles
Public684 Srigley Street, Newmarket, Ontario, L3Y 1W9
4.7

Secondary Schools

Huron Heights
Public40 Huron Heights Drive, Newmarket, Ontario, L3Y 3J9
6.1
Dr John M Denison
Public135 Bristol Road, Newmarket, Ontario, L3Y 8J7
5.6
Sacred Heart
Public908 Lemar Road, Newmarket, Ontario, L3Y 1R9
7.2
Sir William Mulock
Public705 Columbus Way, Newmarket, Ontario, L3X 2M7
6.6

Central Newmarket, Newmarket Demographic Home information

Structural Home Types

Tenure (Ownership vs Rental)

Owner-Occupied65%
Rented35%

Need more details or a custom CMA?

Generate a full market evaluation or explore city guides using the sidebar links.

Notice: Market Insights are generated by analyzing real-time data and should be used for informational purposes only. Consult with a licensed professional for exact valuations.

Disclaimer: AI Insights are generated by an automated system and should be used for informational purposes only. While we strive for accuracy using current market data and deep-learning models, these assessments do not constitute professional real estate, legal, or financial advice. All property values, predictions, and scores are estimates. We strongly recommend verifying all property details and conducting independent due diligence with a licensed professional before making any purchase decisions.

Similar Active Listings in Newmarket

Compare prices, square footage, and school zones for similar Residential Freehold nearby

All Newmarket Homes
Residential Freehold for sale - 5 Bed, 4 Bath Home at 408 McCaffrey Road Newmarket ON listed at $1,369,000 (MLS# N13879478)
Open House
$1,369,000Est. $6,087/mo
5bd
4ba
Residential Freehold

408 McCaffrey Road, Newmarket

đź“…Open House:Oct 10 1:00 PM
Oct 9, 2026
DOM: 1

5 bed, 4 bath Detached for sale in Glenway Estates. View photos, price history, school ratings & sold comps.

MLS#: N13879478
For Sale
Residential Freehold for sale - 4 Bed, 4 Bath Home at 228 Reg Harrison Trail Newmarket ON listed at $1,796,888 (MLS# N13879878)
Added 11 hours ago
$1,796,888Est. $7,990/mo
4bd
4ba
Residential Freehold

228 Reg Harrison Trail, Newmarket

Oct 9, 2026
DOM: 1

4 bed, 4 bath Detached for sale in Glenway Estates. View photos, price history, school ratings & sold comps.

MLS#: N13879878
For Sale
Residential Freehold for sale - 4 Bed, 4 Bath Home at 779 Mclaren Street Newmarket ON listed at $1,370,000 (MLS# N13877470)
Open House
$1,370,000Est. $6,092/mo
4bd
4ba
Residential Freehold

779 Mclaren Street, Newmarket

đź“…Open House:Oct 10 2:00 PM
Oct 8, 2026
DOM: 2

4 bed, 4 bath Detached for sale in Gorham-College Manor. View photos, price history, school ratings & sold comps.

MLS#: N13877470
For Sale
Residential Freehold for sale - 4 Bed, 3 Bath Home at 374 Penn Avenue Newmarket ON listed at $2,199,000 (MLS# N13868110)
Added 3 days ago
$2,199,000Est. $9,778/mo
4bd
3ba
Residential Freehold

374 Penn Avenue, Newmarket

Oct 6, 2026
DOM: 4

4 bed, 3 bath Detached for sale in Bristol-London. View photos, price history, school ratings & sold comps.

MLS#: N13868110
For Sale