CondoListed today

21 Upper Duke Cres #610B, Markham

Name: 21 Upper Duke Crescent, Unit 610B
SKU: N14156464
Price: 788000 CAD
Availability: InStock

Markham, ON · L6G 0B6 · MLS® N14156464Updated November 6, 2026

$788,000Est. $3,871/mo mortgage

Bedrooms: 2
Bathrooms: 2
Living space: 1000–1199sq ft
Parking spaces: 1

Type Condo
Garage Yes
Basement None

What you should know

21 Upper Duke Cres #610B is a 2-bedroom, 2-bathroom condo in Markham, listed for $788,000. It has 1000-1199 sq ft of living space.

From the moment you step inside, you will love the airy feel of the soaring 9-foot ceilings, the warmth of the premium hardwood floors, and the lovely sun-drenched open layout.
Cooking isa joy in the upgraded gourmet kitchen, complete with beautiful quartz countertops and stainless-steel appliances.
The bright living room is the perfect spot to unwind, opening up to an extra-large private terrace where you can relax and soak in the beautiful, unobstructed southwest views.

Ask Zara:

2 Bed, 2 Bath Condo in Markham

Unit 610B at 21 Upper Duke Crescent

Welcome home to your own bright urban oasis in the heart of Downtown Markham! This beautifully cared-for, 1,100+ square foot corner lower penthouse suite offers the perfect blend of modern style and cozy comfort in the friendly Unionville community. From the moment you step inside, you will love the airy feel of the soaring 9-foot ceilings, the warmth of the premium hardwood floors, and the lovely sun-drenched open layout. Cooking isa joy in the upgraded gourmet kitchen, complete with beautiful quartz countertops and stainless-steel appliances. The bright living room is the perfect spot to unwind, opening up to an extra-large private terrace where you can relax and soak in the beautiful, unobstructed southwest views. Designed with flexibility in mind, the suite features two spacious, peaceful bedrooms plus a versatile den with its own window-perfect to use as a third bedroom or a cozy home office. With two modern bathrooms, handy ensuite laundry, your own owned parking spot, and a locker, everything you need for easy living is right here. You can also move right in and feel at home with the option to keep the existing tasteful furniture. Living here means enjoying some fantastic building amenities, including a warm welcome from the 24-hour concierge, a fully equipped gym, a fun golf simulator, and a theatre room for movie nights. Plus, you will be in the top-ranking Markville Secondary School zone and just minutes away from the Viva and Unionville GO stations, Highways 404 and 407, York University, and great shopping and dining at Cineplex. It is more than just a penthouse-it is a place you will love to call home!

2 bedrooms, 2 bathrooms, about 1,000 sq ft, works out to roughly $788 per square foot, the bed-to-bath ratio is generous. Chat with Zara if you'd like a deeper read on whether this condo fits your budget and timing.

Inside 21 Upper Duke Cres #610B

Every detail from the listing, in one place.

Type: Condo
Style: Apartment
Living space: 1000-1199 sq ftas stated on the listing
Parking: 1 spaceYes garage
Basement: None

Features & systems

Parking & garage

Garage: Yes
Parking spaces: 1

Interior

Basement: None

Lot & land

Lot size (sqft): 0

Listing & possession

Property style: Apartment
Property class: Condo Apartment

21 Upper Duke Cres #610B Price & Sale History

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

Nov 6, 2026For saleListedThis listingMLS® N14156464$788,000

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

What's it worth?

How 21 Upper Duke Cres #610B Compares to the Markham Market

Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.

Zara’s estimate

Above Market· based on 2,147 recent sales

Value your own home →How accurate are Zara’s estimates?

Summitly estimate, not from TRREB, the MLS® or the listing brokerage. Not an appraisal. How it works

Markham market, last 90 days

Median sold price: $1,088,944
Average sold price: $1,170,032
Average days on market: 31
Homes sold: 1,240

Closed sales on the TRREB MLS®.

Full Markham market report

Recently sold nearby in Markham

Sold prices are shown free to signed-in members, as board rules require.

6 nearby sales vs. this home

Closed sales from MLS®, compared with this home's asking price.

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Home	Sold price	$ / sqft	% of asking	Sold
This homeUnit 610B — 21 Upper Duke Crescent 2 bd · 2 ba · 1,000 sqft	$788,000asking	$788	—	—
2 Adam Sellers Street 2 bd · 2 ba · 900 sqft
9700 Ninth Line 1 bd · 1 ba · 600 sqft
28 Uptown Drive 1 bd · 1 ba · 600 sqft
180 Dudley Avenue 3 bd · 2 ba · 1,000 sqft
7171 Yonge Street 1 bd · 1 ba · 600 sqft
292 Verdale Crossing 1 bd · 1 ba · 500 sqft

2 Adam Sellers Street
2 bd · 2 ba · 900 sqft
9700 Ninth Line
1 bd · 1 ba · 600 sqft
28 Uptown Drive
1 bd · 1 ba · 600 sqft
180 Dudley Avenue
3 bd · 2 ba · 1,000 sqft
7171 Yonge Street
1 bd · 1 ba · 600 sqft
292 Verdale Crossing
1 bd · 1 ba · 500 sqft

Living in Markham: Location & Amenities

Transit, schools, parks and everyday places near this home. Select any place to open it on Google Maps.

Costs, Mortgage & Rental Return for 21 Upper Duke Cres #610B

What it could cost each month, today's rates from our mortgage partner, and what it could return as a rental.

Mortgage: $3,871; 20% down · 25 years · 5.5% assumed
Property tax: $433; 0.66% mill rate · ON
Total per month: $4,304; Before utilities, insurance and fees

Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

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Monthly cost

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Down payment

Rate (%)

Years

An estimate, not a quote. Utilities and insurance are extra.

Affordability calculator

Estimated monthly payment

$3,871

/mo

based on the purchase price of $788,000

Down payment20%

$157,600 cash

Amortization25 yr

$630,400 financed

Rate5.50%

$530,962 total interest

Principal54%$630,400

Interest46%$530,962

20% down · 25-yr amortization · 5.50% rate. Principal & interest only — taxes, condo fees, and insurance not included.

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Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

Rental income potential

Est. monthly rent

low–high

Gross yield

rent × 12 ÷ price

Cap rate (est.)

net of tax + fees

Summitly AI estimate for discussion only — not from TRREB or the MLS® feed, and not an appraisal or investment advice. Yield and cap rate are derived from the estimated rent versus the asking price.

For homeowners nearby

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Listing brokerage: KW Living Realty, BrokerageMLS® N14156464 · Listing data last updated November 6, 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 sale· listed Nov 5· $788/sq ft

Estimated monthly mortgage$3,871/moMortgage only · 20% down · 5.5% assumed

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

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