Welcome to this stunning multi-generational country property situated on 44 acres near Acton. Enter the main house through automated electronic front entry gates. Features of the main house include nearly 5000 sq. ft. of luxury living. Maple kitchen w/ granite countertop and backsplash overlooking a large eat-in area with walk-out to large deck overlooking the pool and backyard. Thermador and Miele stainless steel appliances. Separate and formal open-concept dining room. Open-concept living room w/ cathedral ceiling and wood burning fireplace. Main floor office. Primary bedroom w/ walk-in closet 4 pc ensuite and walk-out to deck overlooking the 18 x 36 heated salt water pool w/ electric pool cover. Main floor laundry and a second laundry in the basement. Huge attached garage with room for 9 cars & access to the house and backyard. Fully finished walk-out basement set up as an in-law suite with full kitchen with granite countertop and centre island, large and bright bedroom with 3 pc semi-ensuite bath, , living , dining and games room and tons of storage. Gorgeous backyard with extensive wrought iron fencing. Multiple dining areas. 10 x 10 pool cabana. Approximate 4000 sq. ft. of stone decking with extensive landscaping and stunning gardens. 12 zone, 60 head sprinkler system for front and rear gardens. New roof 2025. 30 x 60 Gara Farm barn with 6 System Fencing stalls, separate tack room and large hay storage area. 5 large oak-board paddocks with room for more and a separate driveway to the barn. Lots of room to add an indoor arena if desired. Updates include new geo-thermal furnace in 2022, new pool pump 2024, new pool heater and chimney 2023, Miele dishwasher 2024, Miele induction stove-top and wine fridge 2023. Generator for the full main house. The legal secondary dwelling features 3 +2 bedrooms. 2.5 baths, partially finished basement. Main floor laundry. Large eat-in kitchen. Separate septic system and drilled well. Propane furnace & central air conditioning. Built in 2018.
6 bedrooms, 5 bathrooms, about 3,500 sq ft, works out to roughly $1,056 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.
Inside 4987 Fourth Line
Every detail from the listing, in one place.
Type
Detached
Style
Bungalow
Living space
3500-5000 sq ftas stated on the listing
Parking
17 spacesYes garage
Basement
Finished with Walk-Out
Features & systems
Parking & garage
Garage
Yes
Parking spaces
17
Interior
Basement
Finished with Walk-Out
Exterior & construction
Pool
Yes
Lot & land
Lot size (sqft)
44.18
Listing & possession
Property style
Bungalow
Property class
Detached
4987 Fourth Line Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
For saleListedThis listingMLS® X14129362$3,695,000
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
$18,152
/mo
based on the purchase price of $3,695,000
$739,000 cash
$2,956,000 financed
$2,489,728 total interest
Principal54%$2,956,000
Interest46%$2,489,728
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.
Average days on market54Homes sold in about 54 days on average.
Sale-to-list ratio95.2%On average, homes sold below asking.
Active listings175Homes for sale here right now.
Median vs prior 90 days+9.4%Compared with May 2 – Jul 31, 2026: prices up.
Based on 79 sales from Jul 31 – Oct 29, 2026 (60 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 4987 Fourth Line
How much is 4987 Fourth Line listed for?
4987 Fourth Line is listed at $3,695,000 (MLS® X14129362). Summitly updates the price as soon as the MLS® record changes.
Is $3,695,000 a good price for 4987 Fourth Line?
Summitly rates it Well Above Market: the asking price is 15% or more above Zara's estimate, an estimate built from recent sales in Erin. 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 4987 Fourth Line changed?
No — 4987 Fourth Line is still listed at its original asking price of $3,695,000.
How many bedrooms and bathrooms does 4987 Fourth Line have?
4987 Fourth Line has 6 bedrooms and 5 bathrooms, with about 3,500–5,000 square feet of living space. It is a detached home in Erin.
How much would the monthly mortgage be on 4987 Fourth Line?
About $18,152 a month — principal and interest on $3,695,000 with 20% down ($739,000), 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 4987 Fourth Line compare with other homes in Erin?
Its asking price of $3,695,000 is about 282% above the median sold price in Erin over the last 90 days, $967,500, across 79 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 4987 Fourth Line been sold before?
Yes — Summitly has 1 earlier MLS® listing of 4987 Fourth Line on record. Their prices and dates are shown to signed-in members under TRREB rules: sign in free to see them in the Listing history above.
Where is 4987 Fourth Line?
4987 Fourth Line is in Erin, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 4987 Fourth Line been on the market?
4987 Fourth Line was listed today (October 29, 2026).
What is the price per square foot of 4987 Fourth Line?
About $739 to $1,056 per square foot: the asking price of $3,695,000 over the 3,500–5,000 sq ft the listing gives as its size range.
Does 4987 Fourth Line have parking or a garage?
Yes — the listing gives 17 parking spaces. Garage: Yes.
Does 4987 Fourth Line have a basement, and is it finished?
The listing describes the basement as: Finished with Walk-Out.