DetachedListed today

124 King St S, New Tecumseth

Name: 124 King Street S
SKU: N14028956
Price: 799000 CAD
Availability: InStock

New Tecumseth, ON · · MLS® N14028956Updated October 13, 2026

$799,000Est. $3,925/mo mortgage

Bedrooms: 3
Bathrooms: 2
Living space: 1500–2000sq ft
Parking spaces: 3

Type Detached
Garage Yes
Basement Finished

What you should know

124 King St S is a 3-bedroom, 2-bathroom detached home in New Tecumseth, listed for $799,000. It has 1500-2000 sq ft of living space.

The stunning kitchen is the heart of the home, showcasing crisp white cabinetry, elegant countertops, a large centre island, and a walkout to the newly constructed deck.
The primary suite offers a peaceful retreat, complete with a stylish ensuite featuring tile flooring and a spa-inspired walk-in shower.
The updated main bathroom serves the additional bedrooms with equally impressive finishes.

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3 Bed, 2 Bath Detached Home in New Tecumseth

About 124 King Street South

Completely renovated and truly move-in ready, this exceptional home offers the perfect blend of modern style and thoughtful design. Every detail has been carefully considered, creating a functional and beautifully finished space you'll be proud to call home. Step inside to a bright and welcoming foyer featuring a convenient powder room, inside access to the garage, a dedicated main-floor home office, and a spacious laundry/mudroom with sliding patio doors leading to the fully fenced backyard with mature trees. The stunning kitchen is the heart of the home, showcasing crisp white cabinetry, elegant countertops, a large centre island, and a walkout to the newly constructed deck. The open-concept kitchen, dining, and living areas provide an inviting atmosphere for both everyday living and hosting family and friends. Upstairs, you'll find three generously sized bedrooms, all finished with beautiful white oak hardwood flooring. The primary suite offers a peaceful retreat, complete with a stylish ensuite featuring tile flooring and a spa-inspired walk-in shower. The updated main bathroom serves the additional bedrooms with equally impressive finishes. The finished basement adds even more living space with modern flooring, pot lighting, and a spacious recreation room ideal for movie nights, a playroom or home gym. The large crawl space provides exceptional storage for seasonal décor, sports equipment, and more. Ideally located within walking distance to downtown Alliston's shops, restaurants, grocery stores, movie theatre, parks, schools, and everyday amenities, this home offers outstanding convenience in a family-friendly neighbourhood. Move in with confidence knowing major updates have already been completed. Recent improvements include windows, patio doors, interior doors, flooring, lighting, kitchen, all bathrooms, deck, re-paved driveway, gutters, facia, plumbing, electrical,furnace and central air conditioner-allowing you to simply unpack and enjoy for years to come.

3 bedrooms, 2 bathrooms, about 1,500 sq ft, works out to roughly $533 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.

Inside 124 King St S

Every detail from the listing, in one place.

Type: Detached
Style: 2-Storey
Living space: 1500-2000 sq ftas stated on the listing
Parking: 3 spacesYes garage
Basement: Finished

Features & systems

Parking & garage

Garage: Yes
Parking spaces: 3

Interior

Basement: Finished

Lot & land

Lot size (sqft): 0

Listing & possession

Property style: 2-Storey
Property class: Detached

124 King St S Price & Sale History

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

Oct 13, 2026For saleListedThis listingMLS® N14028956$799,000

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

What's it worth?

How 124 King St S Compares to the New Tecumseth Market

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

Zara’s estimate

Good Deal· based on 422 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

New Tecumseth market, last 90 days

Median sold price: $760,000
Average sold price: $796,549
Average days on market: 45
Homes sold: 276

Closed sales on the TRREB MLS®.

Full New Tecumseth market report

Recently sold nearby in New Tecumseth

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 home124 King Street S 3 bd · 2 ba · 1,500 sqft	$799,000asking	$533	—	—
31 Mcmulkin Street 3 bd · 3 ba · 1,500 sqft
35 Pridham Place 4 bd · 3 ba · 2,000 sqft
161 Shephard Avenue 4 bd · 6 ba · 3,000 sqft
20 Rodcliff Road 2 bd · 2 ba · 1,500 sqft
46 Pierce Place 4 bd · 3 ba · 3,000 sqft
60 Eastern Avenue 3 bd · 1 ba · 1,100 sqft

31 Mcmulkin Street
3 bd · 3 ba · 1,500 sqft
35 Pridham Place
4 bd · 3 ba · 2,000 sqft
161 Shephard Avenue
4 bd · 6 ba · 3,000 sqft
20 Rodcliff Road
2 bd · 2 ba · 1,500 sqft
46 Pierce Place
4 bd · 3 ba · 3,000 sqft
60 Eastern Avenue
3 bd · 1 ba · 1,100 sqft

Living in New Tecumseth: Location & Amenities

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

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Costs, Mortgage & Rental Return for 124 King St S

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

Mortgage: $3,925; 20% down · 25 years · 5.5% assumed
Property tax: $439; 0.66% mill rate · ON
Total per month: $4,364; 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

$3,925

/mo

based on the purchase price of $799,000

Down payment20%

$159,800 cash

Amortization25 yr

$639,200 financed

Rate5.50%

$538,374 total interest

Principal54%$639,200

Interest46%$538,374

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: COLDWELL BANKER RONAN REALTY, BrokerageMLS® N14028956 · 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 sale· listed Oct 12· $533/sq ft

Estimated monthly mortgage$3,925/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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