231 William St is a 4-bedroom, 2-bathroom detached home in South Huron, listed for $899,900. It has 2000-2500 sq ft of living space.
1The main floor is graced by a large kitchen and dining area with ample updated cabinetry.
2A spacious 3-piece updated bathroom with a large walk-in shower and laundry area is practically located, with additional direct stair access to the upper level.
3The entryway then leads into the large formal living room, complete with French doors and a gas fireplace.
Whether you are looking for one of the largest residential lots in Exeter, or one of the town's Historic Gidley family homes, or perhaps an opportunity to develop the property for investment purposes, you need to take a look. Built by one of Exeter's founding families on an almost 1-acre lot on picturesque William St, this unique property is being offered for the first time in several decades. The full 2-storey home boasts four bedrooms (potential for a fifth) and 2 bathrooms, one on each floor. The main floor is graced by a large kitchen and dining area with ample updated cabinetry. A spacious 3-piece updated bathroom with a large walk-in shower and laundry area is practically located, with additional direct stair access to the upper level. The generous front foyer showcases the home's character with the original spiral staircase and intricate trim detail. The entryway then leads into the large formal living room, complete with French doors and a gas fireplace. The large adjoining living room off the kitchen was originally used as a generous formal dining room. To round off the main floor, you'll find a cozy front den that could serve well as a home office. A 20' x 15' attached garage is joined to the house by a back entrance breezeway. The huge back and side yards are shaded with large mature trees, complementing this century gem, with a large fenced area ideal for pets. Well located in Exeter, and walkable to downtown amenities. Exeter is a half hour from North London, and a quick drive to the beautiful beaches of Lake Huron. This stunning century gem is ready for you to make your own.
4 bedrooms, 2 bathrooms, about 2,000 sq ft, works out to roughly $450 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.
Inside 231 William St
Every detail from the listing, in one place.
Type
Detached
Style
2-Storey
Living space
2000-2500 sq ftas stated on the listing
Parking
6 spacesYes garage
Basement
Full, Unfinished
Features & systems
Parking & garage
Garage
Yes
Parking spaces
6
Interior
Basement
Full · Unfinished
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
2-Storey
Property class
Detached
231 William St Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
Independent mortgage broker · OAC · rates subject to change and underwritingMortgage Squad →
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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
$4,421
/mo
based on the purchase price of $899,900
$179,980 cash
$719,920 financed
$606,362 total interest
Principal54%$719,920
Interest46%$606,362
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 South Huron
Other 3–5 bed homes for sale in South Huron around $900K.
Average days on market64Homes sold in about 64 days on average.
Sale-to-list ratio95.6%On average, homes sold below asking.
Active listings122Homes for sale here right now.
Median vs prior 90 days−12.0%Compared with May 1 – Jul 30, 2026: prices down.
Based on 59 sales from Jul 30 – Oct 28, 2026 (45 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 231 William St
How much is 231 William St listed for?
231 William St is listed at $899,900 (MLS® X12263587). Summitly updates the price as soon as the MLS® record changes.
Is $899,900 a good price for 231 William St?
Summitly rates it Above Market: the asking price is 5% to 15% above Zara's estimate, an estimate built from recent sales in South Huron. 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 231 William St changed?
Yes — it was first listed at $1,200,000 and is now $899,900, a drop of $300,100 (25.0%).
How many bedrooms and bathrooms does 231 William St have?
231 William St has 4 bedrooms and 2 bathrooms, with about 2,000–2,500 square feet of living space. It is a detached home in South Huron.
How much would the monthly mortgage be on 231 William St?
About $4,421 a month — principal and interest on $899,900 with 20% down ($179,980), 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.
How does 231 William St compare with other homes in South Huron?
Its asking price of $899,900 is about 105% above the median sold price in South Huron over the last 90 days, $440,000, across 59 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 231 William St been sold before?
Summitly has no earlier MLS® sale or lease of 231 William St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 231 William St?
231 William St is in South Huron, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 231 William St been on the market?
481 days — 231 William St was listed on July 4, 2025.
What is the price per square foot of 231 William St?
About $360 to $450 per square foot: the asking price of $899,900 over the 2,000–2,500 sq ft the listing gives as its size range.
Does 231 William St have parking or a garage?
Yes — the listing gives 6 parking spaces. Garage: Yes.
Does 231 William St have a basement, and is it finished?
The listing describes the basement as: Full, Unfinished.
