21 Kellam St is a 4-bedroom, 4-bathroom detached home in Vaughan, listed for $3,588,000. It has 3500-5000 sq ft of living space.
1With this once in life time dream home.
2In the heart of prestigious Kleinburg Village sits a "One of Kind Gem".Over 5000 sq. ft of finished living space (including finished basement) Lifestyle meets resort living meets culture, all nestled in a heritage town.
3A true turn key experience with recent large addition, re-modeled with top architect and interior designer.
Change Your Life ! With this once in life time dream home. In the heart of prestigious Kleinburg Village sits a "One of Kind Gem".Over 5000 sq. ft of finished living space (including finished basement) Lifestyle meets resort living meets culture, all nestled in a heritage town. Top restaurants, Cafes, Shops & McMichael Art Gallery all steps away serving as an extension of your living. A true turn key experience with recent large addition, re-modeled with top architect and interior designer. Modern/ Transitional flair with custom designs throughout a true"must see". As you move outdoors the property feels more like a resort with two separate areas for entertaining, first with in-ground Salt Water Pool/Cabana & Lounge area, followed by another Lounge Area complete with dining and outdoor kitchen. Book Your Appointment and Experience this Unique & Dreamy home today !
4 bedrooms, 4 bathrooms, about 3,500 sq ft, works out to roughly $1,025 per square foot, the bed-to-bath ratio is generous. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.
Inside 21 Kellam St
Every detail from the listing, in one place.
Type
Detached
Style
2-Storey
Living space
3500-5000 sq ftas stated on the listing
Lot size
98.00 x 59.00 Feet6534 sq ft
Parking
6 spacesYes garage
Basement
Finished
Features & systems
Parking & garage
Garage
Yes
Parking spaces
6
Interior
Basement
Finished
Exterior & construction
Pool
Yes
Lot & land
Lot dimensions
98.00 x 59.00 Feet
Lot size (sqft)
6534
Listing & possession
Property style
2-Storey
Property class
Detached
21 Kellam St Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
For saleListedThis listingMLS® N13447106$3,588,000
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 21 Kellam St Compares to the Vaughan Market
Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.
Independent mortgage broker · OAC · rates subject to change and underwritingMortgage Squad →
Referral disclosure: Summitly may refer you to Mortgage Squad Advisors, an affiliated mortgage partner. You are free to choose any lender or mortgage professional.
Monthly cost
Enter a rate to see the monthly cost
An estimate, not a quote. Utilities and insurance are extra.
Affordability calculator
Estimated monthly payment
$17,627
/mo
based on the purchase price of $3,588,000
$717,600 cash
$2,870,400 financed
$2,417,630 total interest
Principal54%$2,870,400
Interest46%$2,417,630
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.
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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.
Similar homes for sale nearby in Vaughan
Other 3–5 bed homes for sale in Vaughan around $3.6M.
Average days on market33Homes sold in about 33 days on average.
Sale-to-list ratio97.7%On average, homes sold below asking.
Active listings1,544Homes for sale here right now.
Median vs prior 90 days+5.2%Compared with Apr 28 – Jul 27, 2026: prices up.
Based on 1,220 sales from Jul 27 – Oct 25, 2026 (859 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 21 Kellam St
How much is 21 Kellam St listed for?
21 Kellam St is listed at $3,588,000 (MLS® N13447106). Summitly updates the price as soon as the MLS® record changes.
Is $3,588,000 a good price for 21 Kellam St?
Summitly rates it Well Above Market: the asking price is 15% or more above Zara's estimate, an estimate built from recent sales in Vaughan. The rating is an automated opinion, not an appraisal; "What's it worth?" on this page shows how it is worked out. See Zara's estimate
Has the price of 21 Kellam St changed?
No — 21 Kellam St is still listed at its original asking price of $3,588,000.
How many bedrooms and bathrooms does 21 Kellam St have?
21 Kellam St has 4 bedrooms and 4 bathrooms, with about 3,500–5,000 square feet of living space. It is a detached home in Vaughan.
How much would the monthly mortgage be on 21 Kellam St?
About $17,627 a month — principal and interest on $3,588,000 with 20% down ($717,600), a 25-year amortization and an assumed 5.5% interest rate. The mortgage calculator on this page lets you change the down payment, amortization and rate.
How does 21 Kellam St compare with other homes in Vaughan?
Its asking price of $3,588,000 is about 213% above the median sold price in Vaughan over the last 90 days, $1,146,750, across 1,220 closed sales on the TRREB MLS®. A city median mixes every type and size of home, so the comparable sales on this page are the closer guide.
Has 21 Kellam St been sold before?
Summitly has no earlier MLS® sale or lease of 21 Kellam St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 21 Kellam St?
21 Kellam St is in Vaughan, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 21 Kellam St been on the market?
132 days — 21 Kellam St was listed on June 15, 2026.
What is the price per square foot of 21 Kellam St?
About $718 to $1,025 per square foot: the asking price of $3,588,000 over the 3,500–5,000 sq ft the listing gives as its size range.
Does 21 Kellam St have parking or a garage?
Yes — the listing gives 6 parking spaces. Garage: Yes.
Does 21 Kellam St have a basement, and is it finished?
