DetachedOn market 39 daysPrice drop · $4,901 off (-1.2%)

77 First Ave, St. Thomas

Name: 77 First Avenue
SKU: X13822622
Price: 419999 CAD
Availability: InStock

St. Thomas, ON · · MLS® X13822622Updated October 29, 2026

$419,999Est. $2,063/mo mortgage

Bedrooms: 3
Bathrooms: 1
Living space: 700–1100sq ft
Parking spaces: 3

Type Detached
Lot 115.5 × 39.99
Basement Unfinished, Full

What you should know

77 First Ave is a 3-bedroom, 1-bathroom detached home in St. Thomas, listed for $419,999. It has 700-1100 sq ft of living space.

The unfinished basement includes a roughed-in bathroom and offers plenty of potential for additional living space.
Outside, the fully fenced backyard is made for summer enjoyment, complete with an inground saltwater pool and a fantastic patio for entertaining.
Conveniently located close to shopping, schools, the hospital, restaurants, the Family YMCA and everyday amenities, this inviting home offers comfort, versatility and exceptional outdoor living.

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3 Bed, 1 Bath Detached Home in St. Thomas

About 77 First Avenue

Welcome to 77 First Avenue in St. Thomas! This charming 1-storey home is an excellent opportunity for first-time buyers, downsizers or anyone looking for a property with room to grow. The main floor features a bright, open-concept living and dining area, an updated kitchen with granite countertops and backsplash, an updated bathroom, and a versatile office or bedroom with patio doors leading to the deck. Upstairs, you'll find the primary bedroom and a second bedroom. The unfinished basement includes a roughed-in bathroom and offers plenty of potential for additional living space. Outside, the fully fenced backyard is made for summer enjoyment, complete with an inground saltwater pool and a fantastic patio for entertaining. Improvements over the years include the furnace and central air conditioning (approx. 2021), flooring throughout (approx. 2021), granite kitchen countertops and backsplash (approx. 2021), an updated electrical panel (approx. 2020), owned water heater (2026), new sand filter and solar cover for pool (2026), fencing and deck (approx. 2020). The durable metal roof was installed by a previous owner and remains in great condition. Conveniently located close to shopping, schools, the hospital, restaurants, the Family YMCA and everyday amenities, this inviting home offers comfort, versatility and exceptional outdoor living. Plus did we mention there was a POOL!

3 bedrooms, 1 bathroom, about 700 sq ft, works out to roughly $600 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.

Inside 77 First Ave

Every detail from the listing, in one place.

Type: Detached
Style: 1 1/2 Storey
Living space: 700-1100 sq ftas stated on the listing
Lot size: 115.5 x 39.99
Parking: 3 spaces
Basement: Unfinished, Full

Features & systems

Parking & garage

Parking spaces: 3

Interior

Basement: Unfinished · Full

Exterior & construction

Pool: Yes

Lot & land

Lot dimensions: 115.5 x 39.99
Lot size (sqft): 0

Listing & possession

Property style: 1 1/2 Storey
Property class: Detached

77 First Ave Price & Sale History

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

—ReducedPrice reducedThis listingMLS® X13822622−$4,901 (1.2%)$419,999
Sep 24, 2026For saleListedThis listingMLS® X13822622$424,900

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

What's it worth?

How 77 First Ave Compares to the St. Thomas 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 410 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

St. Thomas market, last 90 days

Median sold price: $520,000
Average sold price: $531,774
Average days on market: 44
Homes sold: 241

Closed sales on the TRREB MLS®.

Full St. Thomas market report

Recently sold nearby in St. Thomas

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 home77 First Avenue 3 bd · 1 ba · 700 sqft	$419,999asking	$600	—	—
3 Sutherland Court 2 bd · 3 ba · 1,100 sqft
86 Kains Street 5 bd · 1 ba · 1,500 sqft
27 Cook Crescent 3 bd · 1 ba · 1,100 sqft
90 Dunkirk Drive 3 bd · 1 ba · 700 sqft
14 Glanworth Avenue 4 bd · 2 ba · 700 sqft
9 Lakeview Circle 3 bd · 1 ba · 1,100 sqft

3 Sutherland Court
2 bd · 3 ba · 1,100 sqft
86 Kains Street
5 bd · 1 ba · 1,500 sqft
27 Cook Crescent
3 bd · 1 ba · 1,100 sqft
90 Dunkirk Drive
3 bd · 1 ba · 700 sqft
14 Glanworth Avenue
4 bd · 2 ba · 700 sqft
9 Lakeview Circle
3 bd · 1 ba · 1,100 sqft

Living in St. Thomas: 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 77 First Ave

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

Mortgage: $2,063; 20% down · 25 years · 5.5% assumed
Property tax: $231; 0.66% mill rate · ON
Total per month: $2,294; 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

$2,063

/mo

based on the purchase price of $419,999

Down payment20%

$84,000 cash

Amortization25 yr

$335,999 financed

Rate5.50%

$282,999 total interest

Principal54%$335,999

Interest46%$282,999

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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Listing brokerage: RE/MAX ADVANTAGE REALTY LTD., BrokerageMLS® X13822622 · Listing data last updated October 29, 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 Sep 23· $600/sq ft

Estimated monthly mortgage$2,063/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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