15 William St is a 3-bedroom, 1-bathroom detached home in Tillsonburg, listed for $520,000. It has 1100-1500 sq ft of living space.
1The main floor features new flooring throughout, with a recently renovated bathroom on the second level giving the home a fresh, updated feel.
2A cozy fireplace in the family room is perfect for relaxing on cooler evenings.
3The home also offers the convenience of an attached garage and a large, fully fenced backyard with plenty of room for kids, pets, gardening, or entertaining.
Ready for you to move in and enjoy! Welcome to this 3-bedroom, 1 bath home in the heart of Tillsonburg. The main floor features new flooring throughout, with a recently renovated bathroom on the second level giving the home a fresh, updated feel. A cozy fireplace in the family room is perfect for relaxing on cooler evenings. The home also offers the convenience of an attached garage and a large, fully fenced backyard with plenty of room for kids, pets, gardening, or entertaining. The large patio is ideal for family get togethers and outdoor enjoyment. Located close to schools, the hospital, shopping, and other everyday amenities, this home offers both comfort and convenience. With a practical layout, and recent updates, this is a great option for first-time buyers, families, or anyone looking for a comfortable home in Tillsonburg. A great opportunity to move in and make it your own!
3 bedrooms, 1 bathroom, about 1,100 sq ft, works out to roughly $473 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.
Inside 15 William St
Every detail from the listing, in one place.
Type
Detached
Style
Sidesplit
Living space
1100-1500 sq ftas stated on the listing
Parking
5 spacesYes garage
Basement
Finished
Features & systems
Parking & garage
Garage
Yes
Parking spaces
5
Interior
Basement
Finished
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
Sidesplit
Property class
Detached
15 William St Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
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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
$2,555
/mo
based on the purchase price of $520,000
$104,000 cash
$416,000 financed
$350,381 total interest
Principal54%$416,000
Interest46%$350,381
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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Similar homes for sale nearby in Tillsonburg
Other 2–3 bed homes for sale in Tillsonburg around $520K.
Average days on market61Homes sold in about 61 days on average.
Sale-to-list ratio97.0%On average, homes sold below asking.
Active listings157Homes for sale here right now.
Median vs prior 90 days−2.8%Compared with Apr 30 – Jul 29, 2026: prices down.
Based on 128 sales from Jul 29 – Oct 27, 2026 (91 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 15 William St
How much is 15 William St listed for?
15 William St is listed at $520,000 (MLS® X13745140). Summitly updates the price as soon as the MLS® record changes.
Is $520,000 a good price for 15 William St?
Summitly rates it Fair Price: the asking price is Within 3% below to 5% above Zara's estimate, an estimate built from recent sales in Tillsonburg. 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 15 William St changed?
Yes — it was first listed at $539,000 and is now $520,000, a drop of $19,000 (3.5%).
How many bedrooms and bathrooms does 15 William St have?
15 William St has 3 bedrooms and 1 bathroom, with about 1,100–1,500 square feet of living space. It is a detached home in Tillsonburg.
How much would the monthly mortgage be on 15 William St?
About $2,555 a month — principal and interest on $520,000 with 20% down ($104,000), 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 15 William St compare with other homes in Tillsonburg?
Its asking price of $520,000 is about 3% below the median sold price in Tillsonburg over the last 90 days, $534,500, across 128 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 15 William St been sold before?
Summitly has no earlier MLS® sale or lease of 15 William St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 15 William St?
15 William St is in Tillsonburg, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 15 William St been on the market?
53 days — 15 William St was listed on September 4, 2026.
What is the price per square foot of 15 William St?
About $347 to $473 per square foot: the asking price of $520,000 over the 1,100–1,500 sq ft the listing gives as its size range.
Does 15 William St have parking or a garage?
Yes — the listing gives 5 parking spaces. Garage: Yes.
Does 15 William St have a basement, and is it finished?
