621 Byron St S, Whitby

Name: 621 Byron Street S
SKU: E14096362
Price: 799900 CAD
Availability: InStock

3 Bed, 2 Bath Detached Home in Whitby

About 621 Byron Street South

Welcome to this wonderful Home, Nestled in Whitby's Highly Coveted Down Town Core! This Bright and spacious detached bungalow offers exceptional versatility with 3 Bed Rooms and 1 Full Wash Room on the Main Floor. The Home Also features a huge basement apartment with 2 Bed Rooms and 1 Full Washroom, perfect for an extended family or those looking for Excellent Investment potential. The home has been thoughtfully updated, Freshly Painted throughout - Sept 2026, Updated kitchen - 2023, Main Vinyl Floor-2024, Main floor Crown Moulding -2024, Basement Vinyl Floor 2023. The Property Features 200 Amps Electrical Service, 2 Large Garden Sheds, A fantastic opportunity for families, multigenerational living or investors. Enjoy the outdoors with a front deck and a spacious, privately fenced backyard, ideal for Relaxing, Entertaining family and friends, and/or home gardening. Conveniently located just minutes Walk to public transportation and Whitby GO, as well as Downtown Whitby restaurants, grocery stores, shops, Top Rated Schools , Parks, Library and other High End Amenities. Come and See Everything This Ready to Move in Whitby Gem Has to Offer!

3 bedrooms, 2 bathrooms, about 1,100 sq ft, works out to roughly $727 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.

Inside 621 Byron St S

Every detail from the listing, in one place.

Type: Detached
Style: Bungalow
Living space: 1100-1500 sq ftas stated on the listing
Parking: 3 spaces
Basement: Apartment, Separate Entrance

Features & systems

Parking & garage

Parking spaces: 3

Interior

Basement: Apartment · Separate Entrance

Lot & land

Lot size (sqft): 0

Listing & possession

Property style: Bungalow
Property class: Detached

621 Byron St S Price & Sale History

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

Oct 20, 2026For saleListedThis listingMLS® E14096362$799,900

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

What's it worth?

How 621 Byron St S Compares to the Whitby Market

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

Zara’s estimate

Well Above Market· based on 1,033 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

Whitby market, last 90 days

Median sold price: $875,000
Average sold price: $921,735
Average days on market: 26
Homes sold: 590

Closed sales on the TRREB MLS®.

Full Whitby market report

Market pulse · Whitby

Whitby market

Median sold price$875,000Last 90 days
Average days on market26Homes sold in about 26 days on average.
Sale-to-list ratio98.9%On average, homes sold below asking.
Active listings516Homes for sale here right now.
Median vs prior 90 days0.0%Compared with Apr 25 – Jul 24, 2026.

Based on 590 sales from Jul 24 – Oct 22, 2026 (440 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.

Recently sold nearby in Whitby

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.

See what these homes actually sold for

Free with a Summitly account. Sign in once and sold prices unlock across the site.

Home	Sold price	$ / sqft	% of asking	Sold
This home621 Byron Street S 3 bd · 2 ba · 1,100 sqft	$799,900asking	$727	—	—
11 Auckland Drive 4 bd · 2 ba · 2,000 sqft
53 Chiswick Avenue 3 bd · 2 ba · 1,500 sqft
325 Fairview Drive 3 bd · 3 ba · 2,000 sqft
49 Walter Clifford Nesbitt Drive 4 bd · 3 ba · 2,000 sqft
17 Holman Court 3 bd · 2 ba · 1,500 sqft
65 Preservation Place 4 bd · 4 ba · 3,500 sqft

11 Auckland Drive
4 bd · 2 ba · 2,000 sqft
53 Chiswick Avenue
3 bd · 2 ba · 1,500 sqft
325 Fairview Drive
3 bd · 3 ba · 2,000 sqft
49 Walter Clifford Nesbitt Drive
4 bd · 3 ba · 2,000 sqft
17 Holman Court
3 bd · 2 ba · 1,500 sqft
65 Preservation Place
4 bd · 4 ba · 3,500 sqft

Living in Whitby: Location & Amenities

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

Transit nearby

Stations and stops, straight-line distance

Whitby GO StationLakeshore East GO1000 m12 min walk
Oshawa GO StationLakeshore East GO4.5 km

Places from OpenStreetMap (© OpenStreetMap contributors) and Summitly's station list. Distances are straight-line, not routes.

Loading schools, parks, groceries and more nearby…

Transit

Whitby GO Station (Lakeshore East GO)12 min walk
Oshawa GO Station (Lakeshore East GO)4.5 km

Nearest subway, GO and LRT stations first, then bus and streetcar stops.

Whitby GO Station
1000 m12 minClosest· Lakeshore East GO
Homes near Whitby GO Station
Oshawa GO Station
4.5 km· Lakeshore East GO
Homes near Oshawa GO Station

Straight-line distances from the listing; walking times assume about 80 m a minute. Places © OpenStreetMap contributors, a community-maintained map that may miss or misplace some places. Directions and place details open on Google Maps.

How long is your commute?

From 621 Byron St S. Typical times without traffic delays; transit times aren't available yet.

Costs, Mortgage & Rental Return for 621 Byron St S

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

Mortgage: $3,930; 20% down · 25 years · 5.5% assumed
Property tax: $440; 0.66% mill rate · ON
Total per month: $4,370; 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

Enter a rate to see the monthly cost

Down payment

Rate (%)

Years

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

Affordability calculator

Estimated monthly payment

$3,930

/mo

based on the purchase price of $799,900

Down payment20%

$159,980 cash

Amortization25 yr

$639,920 financed

Rate5.50%

$538,981 total interest

Principal54%$639,920

Interest46%$538,981

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

Want rate-drop alerts and a saved shortlist?

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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Questions About 621 Byron St S

How much is 621 Byron St S listed for?

621 Byron St S is listed at $799,900 (MLS® E14096362). Summitly updates the price as soon as the MLS® record changes.

Is $799,900 a good price for 621 Byron St S?

Summitly rates it Well Above Market: the asking price is 15% or more above Zara's estimate, an estimate built from recent sales in Whitby. 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 621 Byron St S changed?

No — 621 Byron St S is still listed at its original asking price of $799,900.

How many bedrooms and bathrooms does 621 Byron St S have?

621 Byron St S has 3 bedrooms and 2 bathrooms, with about 1,100–1,500 square feet of living space. It is a detached home in Whitby.

Is 621 Byron St S close to transit?

The nearest rapid-transit station is Whitby GO Station (Lakeshore East GO), about 1000 m (about a 12-minute walk) in a straight line. Oshawa GO Station is about 4.5 km. Distances are straight-line, not walking routes; check the transit agency for routes and schedules.

How much would the monthly mortgage be on 621 Byron St S?

About $3,930 a month — principal and interest on $799,900 with 20% down ($159,980), 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 621 Byron St S compare with other homes in Whitby?

Its asking price of $799,900 is about 9% below the median sold price in Whitby over the last 90 days, $875,000, across 590 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 621 Byron St S been sold before?

Summitly has no earlier MLS® sale or lease of 621 Byron St S on record from the last two years. Older records aren't shown under TRREB rules.

Where is 621 Byron St S?

621 Byron St S is in Whitby, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.

How long has 621 Byron St S been on the market?

2 days — 621 Byron St S was listed on October 20, 2026.

What is the price per square foot of 621 Byron St S?

About $533 to $727 per square foot: the asking price of $799,900 over the 1,100–1,500 sq ft the listing gives as its size range.

Does 621 Byron St S have parking or a garage?

Yes — the listing gives 3 parking spaces.

What you should know

3 Bed, 2 Bath Detached Home in Whitby

About 621 Byron Street South

Inside 621 Byron St S

Features & systems

621 Byron St S Price & Sale History

How 621 Byron St S Compares to the Whitby Market

Whitby market, last 90 days

Recently sold nearby in Whitby

Living in Whitby: Location & Amenities

How long is your commute?

Costs, Mortgage & Rental Return for 621 Byron St S

Monthly cost of owning

Mortgage payments

Monthly cost

Rental income potential

Own a home on Byron Street South? See what yours is worth

Zara, any time

A licensed local agent

See 621 Byron St S, Whitby in person

Similar homes for sale nearby in Whitby

Explore More Detached Homes in Whitby

3 Bed, 2 Bath Detached Home in Whitby

About 621 Byron Street South

Inside 621 Byron St S

Features & systems

621 Byron St S Price & Sale History

How 621 Byron St S Compares to the Whitby Market

Whitby market, last 90 days

Market pulse · Whitby

Recently sold nearby in Whitby

Living in Whitby: Location & Amenities

Transit nearby

Transit

How long is your commute?

Costs, Mortgage & Rental Return for 621 Byron St S

Monthly cost of owning

Mortgage payments

Monthly cost

Rental income potential

Own a home on Byron Street South? See what yours is worth

Zara, any time

A licensed local agent

See 621 Byron St S, Whitby in person

Questions About 621 Byron St S

How much is 621 Byron St S listed for?

Is $799,900 a good price for 621 Byron St S?

Has the price of 621 Byron St S changed?

How many bedrooms and bathrooms does 621 Byron St S have?

Is 621 Byron St S close to transit?

How much would the monthly mortgage be on 621 Byron St S?

How does 621 Byron St S compare with other homes in Whitby?

Has 621 Byron St S been sold before?

Where is 621 Byron St S?

How long has 621 Byron St S been on the market?

What is the price per square foot of 621 Byron St S?

Does 621 Byron St S have parking or a garage?

Similar homes for sale nearby in Whitby

Explore More Detached Homes in Whitby

Market pulse · Whitby

Transit nearby

Transit

Questions About 621 Byron St S

How much is 621 Byron St S listed for?

Is $799,900 a good price for 621 Byron St S?

Has the price of 621 Byron St S changed?

How many bedrooms and bathrooms does 621 Byron St S have?

Is 621 Byron St S close to transit?

How much would the monthly mortgage be on 621 Byron St S?

How does 621 Byron St S compare with other homes in Whitby?

Has 621 Byron St S been sold before?

Where is 621 Byron St S?

How long has 621 Byron St S been on the market?

What is the price per square foot of 621 Byron St S?

Does 621 Byron St S have parking or a garage?