51 Maplestone Ave is a 3-bedroom, 1-bathroom semi-detached home in Sarnia, listed for $299,900. It has 1100-1500 sq ft of living space.
1A full, finished basement expands your usable square footage, offering the perfect setup for a family rec room, or quiet office space alongside a convenient 2-piece bathroom & laundry.
2This home offers solid value, functional living & an unbeatable Sarnia location.
Whether you are stepping into the market as a first-time buyer, downsizing to low maintenance living, or adding a prime turnkey property near Lambton College to your portfolio, this home delivers on every level with a functional floor plan. Generous living room with fresh carpeting & a large front picture window flooding space with natural light, dedicated dining area with sliding patio doors leading straight out to your private sundeck overlooking a spacious, peaceful backyard. 3 comfortable upper level bedrooms with fresh carpeting & a full 4-piece bathroom. A full, finished basement expands your usable square footage, offering the perfect setup for a family rec room, or quiet office space alongside a convenient 2-piece bathroom & laundry. This home offers solid value, functional living & an unbeatable Sarnia location.
3 bedrooms, 1 bathroom, about 1,100 sq ft, works out to roughly $273 per square foot. Chat with Zara if you'd like a deeper read on whether this semi-detached fits your budget and timing.
Inside 51 Maplestone Ave
Every detail from the listing, in one place.
Type
Semi-Detached
Style
2-Storey
Living space
1100-1500 sq ftas stated on the listing
Parking
2 spaces
Basement
Full
Features & systems
Parking & garage
Parking spaces
2
Interior
Basement
Full
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
2-Storey
Property class
Semi-Detached
51 Maplestone 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® X14145614$299,900
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 51 Maplestone Ave Compares to the Sarnia 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
$1,473
/mo
based on the purchase price of $299,900
$59,980 cash
$239,920 financed
$202,076 total interest
Principal54%$239,920
Interest46%$202,076
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.
For homeowners nearby
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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.
Similar homes for sale nearby in Sarnia
Other 3-bed homes for sale in Sarnia around $300K.
Average days on market28Homes sold in about 28 days on average.
Sale-to-list ratio97.3%On average, homes sold below asking.
Active listings65Homes for sale here right now.
Median vs prior 90 days−6.4%Compared with May 8 – Aug 6, 2026: prices down.
Based on 18 sales from Aug 6 – Nov 4, 2026 (28 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 51 Maplestone Ave
How much is 51 Maplestone Ave listed for?
51 Maplestone Ave is listed at $299,900 (MLS® X14145614). Summitly updates the price as soon as the MLS® record changes.
Is $299,900 a good price for 51 Maplestone Ave?
Summitly rates it Excellent Deal: the asking price is 10% or more below Zara's estimate, an estimate built from recent sales in Sarnia. 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 51 Maplestone Ave changed?
No — 51 Maplestone Ave is still listed at its original asking price of $299,900.
How many bedrooms and bathrooms does 51 Maplestone Ave have?
51 Maplestone Ave has 3 bedrooms and 1 bathroom, with about 1,100–1,500 square feet of living space. It is a semi-detached home in Sarnia.
How much would the monthly mortgage be on 51 Maplestone Ave?
About $1,473 a month — principal and interest on $299,900 with 20% down ($59,980), 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.
Are there open houses at 51 Maplestone Ave?
Yes — Saturday, November 7, 1:00 PM – 3:00 PM. Open-house times come from the listing brokerage and can change, so check this page before you go, or book a private viewing.
How does 51 Maplestone Ave compare with other homes in Sarnia?
Its asking price of $299,900 is about 25% below the median sold price in Sarnia over the last 90 days, $399,000, across 18 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 51 Maplestone Ave been sold before?
Summitly has no earlier MLS® sale or lease of 51 Maplestone Ave on record from the last two years. Older records aren't shown under TRREB rules.
Where is 51 Maplestone Ave?
51 Maplestone Ave is in Sarnia, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 51 Maplestone Ave been on the market?
1 day — 51 Maplestone Ave was listed on November 3, 2026.
What is the price per square foot of 51 Maplestone Ave?
About $200 to $273 per square foot: the asking price of $299,900 over the 1,100–1,500 sq ft the listing gives as its size range.
