403 Park Ave is a 4-bedroom, 2-bathroom duplex in Newmarket, listed for $1,099,999. It has 2000-2500 sq ft of living space.
1Welcome to 403 Park Ave, a character-filled property in the heart of Central Newmarket, just steps from historic Main Street, Fairy Lake, parks, shops, restaurants and everyday amenities.
Welcome to 403 Park Ave, a character-filled property in the heart of Central Newmarket, just steps from historic Main Street, Fairy Lake, parks, shops, restaurants and everyday amenities. This versatile property is currently configured as two separate living spaces, each with its own entrance, offering an excellent opportunity for investors, multi-generational families, or buyers looking to create a home that fits their needs.Featuring approximately 2,216 sq. ft. of living space with 4 bedrooms and 2 bathrooms, the home offers generous principal rooms, plenty of natural light and the charm and character you would expect from a property of this vintage. The flexible layout also provides the potential to reimagine the property as a spacious single-family home.Set on a mature lot in one of Newmarket's most established neighbourhoods, this is an opportunity to own a distinctive property in an exceptional downtown location with convenient access to transit, schools, recreation and all that Main Street Newmarket has to offer.
4 bedrooms, 2 bathrooms, about 2,000 sq ft, works out to roughly $550 per square foot. Chat with Zara if you'd like a deeper read on whether this duplex fits your budget and timing.Ask Zara a follow-up
Inside 403 Park Ave
Every detail from the listing, in one place.
Type
Duplex
Style
2-Storey
Living space
2000-2500 sq ftas stated on the listing
Parking
2 spaces
Basement
Unfinished
Features & systems
Parking & garage
Parking spaces
2
Interior
Basement
Unfinished
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
2-Storey
Property class
Duplex
403 Park Ave Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
For saleListedThis listingMLS® N13883596$1,099,999
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 403 Park Ave Compares to the Newmarket 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
$5,404
/mo
based on the purchase price of $1,099,999
$220,000 cash
$879,999 financed
$741,190 total interest
Principal54%$879,999
Interest46%$741,190
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.
Keep looking near 403 Park Ave
Homes for sale in Newmarket
Every active Newmarket MLS® listing, updated all day.
Average days on market28Homes sold in about 28 days on average.
Sale-to-list ratio98.2%On average, homes sold below asking.
Active listings415Homes for sale here right now.
Median vs prior 90 days+1.4%Compared with Apr 13 – Jul 12, 2026: prices up.
Based on 401 sales from Jul 12 – Oct 10, 2026 (217 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
403 Park Ave is listed at $1,099,999 (MLS® N13883596). Summitly updates the price as soon as the MLS® record changes.
Is $1,099,999 a good price for 403 Park Ave?
Summitly rates it Excellent Deal: the asking price is 10% or more below Zara's estimate, an estimate built from recent sales in Newmarket. 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 403 Park Ave changed?
No — 403 Park Ave is still listed at its original asking price of $1,099,999.
How many bedrooms and bathrooms does 403 Park Ave have?
403 Park Ave has 4 bedrooms and 2 bathrooms, with about 2,000–2,500 square feet of living space. It is a duplex in Newmarket.
Is 403 Park Ave close to transit?
The nearest rapid-transit station is Newmarket GO Station (Barrie GO), about 800 m (about a 10-minute walk) in a straight line. East Gwillimbury GO Station is about 2.8 km. Distances are straight-line, not walking routes; check the transit agency for routes and schedules.
How much would the monthly mortgage be on 403 Park Ave?
About $5,404 a month — principal and interest on $1,099,999 with 20% down ($220,000), 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 403 Park Ave compare with other homes in Newmarket?
Its asking price of $1,099,999 is about 15% above the median sold price in Newmarket over the last 90 days, $953,000, across 401 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 403 Park Ave been sold before?
Summitly has no earlier MLS® sale or lease of 403 Park Ave on record from the last two years. Older records aren't shown under TRREB rules.
Where is 403 Park Ave?
403 Park Ave is in Newmarket, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 403 Park Ave been on the market?
1 day — 403 Park Ave was listed on October 9, 2026.
What is the price per square foot of 403 Park Ave?
About $440 to $550 per square foot: the asking price of $1,099,999 over the 2,000–2,500 sq ft the listing gives as its size range.
