For rent

DuplexOn market 47 daysPrice drop · $150 off (-8.1%)

451 Ontario St #Main Floor, Newmarket

Name: 451 Ontario Street, Unit Main Floor
SKU: N13725882
Price: 1700 CAD
Availability: InStock

Newmarket, ON · · MLS® N13725882Updated October 13, 2026

$1,700/mo

Bedrooms: 1
Bathrooms: 1
Living space: 700–1100sq ft
Parking spaces: 1

Type Duplex
Lot 27.50 × 70.00 ft
Basement Unfinished

What you should know

451 Ontario St #Main Floor is a 1-bedroom, 1-bathroom duplex in Newmarket, for rent at $1,700/month. It has 700-1100 sq ft of living space.

Welcome To This Bright And Spacious One-Bedroom Main-Floor Unit In A Charming Century Home!
Features A Private Entrance, Spacious Principal Rooms, Abundant Natural Light And Easy-Care Flooring Throughout.
Enjoy A Large Eat-In Kitchen With Peninsula, Ample Cabinetry, Gas Range, Stainless-Steel Exhaust Hood And Built-In Dishwasher. **Private Kitchen And Laundry, Exclusively For This Unit.

Ask Zara:

1 Bed, 1 Bath Duplex in Newmarket

Unit Main Floor at 451 Ontario Street

Welcome To This Bright And Spacious One-Bedroom Main-Floor Unit In A Charming Century Home! Features A Private Entrance, Spacious Principal Rooms, Abundant Natural Light And Easy-Care Flooring Throughout. Enjoy A Large Eat-In Kitchen With Peninsula, Ample Cabinetry, Gas Range, Stainless-Steel Exhaust Hood And Built-In Dishwasher. **Private Kitchen And Laundry, Exclusively For This Unit. One Parking Space Included.** Full 4-Piece Bathroom. Ideally Located In Central Newmarket, Close To Historic Main Street, Southlake Health, Newmarket GO, YRT/Viva Transit, Shops, Restaurants, Parks, The Tom Taylor Trail, Riverwalk Commons, Fairy Lake And Upper Canada Mall. **Extras: Stainless-Steel Gas Stove, Range Hood & Dishwasher; White Fridge, Washer & Dryer; All Existing ELFs. Tenant To Pay 50% Of Property Utilities, Shared Equally With Upper-Level Tenant.**

1 bedroom, 1 bathroom, about 700 sq ft, the bed-to-bath ratio is generous. Chat with Zara if you'd like a deeper read on whether this duplex fits your budget and timing.

Inside 451 Ontario St #Main Floor

Every detail from the listing, in one place.

Type: Duplex
Style: 1 Storey/Apt
Living space: 700-1100 sq ftas stated on the listing
Lot size: 27.50 x 70.00 Feet
Parking: 1 space
Basement: Unfinished

Features & systems

Parking & garage

Parking spaces: 1

Interior

Basement: Unfinished
Furnished: Unfurnished

Lot & land

Lot dimensions: 27.50 x 70.00 Feet
Lot size (sqft): 0

Listing & possession

Property style: 1 Storey/Apt
Property class: Duplex

451 Ontario St #Main Floor Price & Lease History

Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.

—ReducedPrice reducedThis listingMLS® N13725882−$150 (8.1%)$1,700
Aug 30, 2026For rentListedThis listingMLS® N13725882$1,850

Sourced from MLS®. Includes earlier listings of this property on record.

The local market

How 451 Ontario St #Main Floor Compares to the Newmarket Market

The local market around this rental, and what you need to apply.

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Newmarket market, last 90 days

Median sold price: $950,000
Average sold price: $1,001,654
Average days on market: 28
Homes sold: 386

Closed sales on the TRREB MLS®.

Full Newmarket market report

Living in Newmarket: Location & Amenities

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Your agent books the viewing with the listing brokerage, answers questions about the lease and helps with your application.

Find an agent (905) 553-8500 (main line)

Listing brokerage: LANDPOWER REAL ESTATE LTD., BrokerageMLS® N13725882 · Listing data last updated October 13, 2026

Listing data comes from the Toronto Regional Real Estate Board (TRREB) and is deemed reliable but not guaranteed. Shown on Summitly by Coldwell Banker Summit Realty, Brokerage, which is not the listing brokerage. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose. © 2026 Toronto Regional Real Estate Board. All rights reserved.

Mortgage financing is arranged through Mortgage Squad Advisors. Summitly is the technology platform that powers this site. Estimated values, AI insights, calculator results, and rental projections shown on this page are generated by Summitly and are not provided by, reviewed by, or sourced from TRREB, the MLS®, or the listing brokerage; they are not appraisals or opinions of value. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA. The Coldwell Banker® name and logo are trademarks of Coldwell Banker Real Estate LLC.

For rent· listed Aug 29

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5.0 · Google rating for Coldwell Banker Summit Realty, Brokerage · as of September 2026

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