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310-3100 Steeles Ave W, Vaughan, ON, L4K 3R1
905-553-8500info@summitly.ca

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Listing data is provided by the Toronto Regional Real Estate Board (TRREB) via PropTx and is deemed reliable but not guaranteed. Coldwell Banker Summit Realty, Brokerage — an independently owned and operated Coldwell Banker franchise.

REALTOR® Disclosure▾

For listings in Canada, 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 trademarks MLS®, Multiple Listing Service® and the associated logos are owned by CREA and identify the quality of services provided by real estate professionals who are members of CREA. Used under license.

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    For sale On market 28 days

    203 O'Neil Street

    Monaghan Ward 2·Peterborough, ON·K9K 0H5·Near Lily Lake Road and York Drive

    • 4 beds
    Peterborough real estate›X13210748
    • Overview
    • History
    • Details
    • Location
    • Mortgage
    • Investment
    • Comparables
    • FAQ
    Open house & tour

    3 upcoming open houses

    Drop in during an open house, or tour online — no appointment needed.

    • Open house
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      Date TBD
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      Date TBD
      Time TBD
    Overview

    What this listing tells us

    Property description

    Welcome to 203 O'Neil Street - a stunning 2024-built Warrington Model offering 2,490 sq. ft. of modern, thoughtfully designed living space. This 4-bedroom, 4-bathroom home features a bright open-concept main floor with 9' coffered ceilings, a spacious family room with gas fireplace, and a large eat-in kitchen complete with quartz countertops, ample cabinetry, and brand new stainless steel appliances. Upgraded lighting throughout adds a stylish, contemporary touch. The main floor also includes a formal dining room, additional living space, 2-piece bath, and convenient access to the double attached garage. Upstairs, the primary suite offers a walk-in closet and a 4-piece ensuite. The second bedroom features a cheater ensuite shared with the third bedroom, while the fourth bedroom is serviced by an additional full bath ensuite. Second-floor laundry adds everyday convenience. Enjoy the 10' x 10' deck overlooking the backyard, plus an unfinished walk-out basement ready for your vision. The double-wide driveway is fully paved. Located in a desirable neighbourhood close to parks, trails, and amenities. Move-in ready-don't miss it!

    Cleaned for readability — original MLS® text was lightly de-abbreviated and decapitalized.

    AI highlights by Zara
    History

    Listing, price, and tax history

    Every previous listing of this property, every list-price change, and 5 years of estimated annual property tax — switch tabs to drill in.

    DateEventStatusPriceChangeMLS®View
    May 28, 2026ListedCurrentFor sale$779,900 —X13210748This page
    Apr 20, 2026Previously listedTer$849,900 —X13019748View
    Dec 5, 2025Previously listedExp$949,900 —X12606202View
    Oct 23, 2025Previously listedTer$974,900 —X12478461View
    Sourced from MLS® · includes all previous listings of this property · tap View to open the archived listing in a new tab
    Property details

    Inside this property

    Systems, finishes, room dimensions, and building information — pulled from the full MLS® feed.

    Features & systems

    Heating, cooling, parking, exterior, lot, possession, and more.

    • Systems

      5
      Heating
      Forced Air
      Air conditioning
      Central Air
      Fireplaces
      1
      Water source
    Location & lifestyle

    Getting around, schools & the block

    Walkability and transit, the nearest schools, an interactive map of the exact spot, and what's nearby.

    📍 203 O'Neil Street
    Financials

    The money — monthly cost, mortgage & return

    Everything financial in one place: what you'd pay each month, a live mortgage calculator at the asking price, and what it could return as a rental.

    Cost of ownership

    A monthly snapshot at typical assumptions — personalize the mortgage just below.

    Est. monthly mortgage
    $3,831
    20% down · 25y · 5.50% — adjust below ↓
    Est. monthly property tax
    $637
    0.98% mill rate · ON
    The market

    How this home sits in the Peterborough market

    Live neighbourhood stats, the closed sales you'd negotiate against, and comparable active listings.

    The Peterborough market right now

    Average sold price, days on market, and closed-transaction count for Peterborough — sourced from MLS®.

    • Avg sold price
      $582,811
      Last 30 days
    • Median sold price
      $564,000
      Middle of the market
    • Days on market
      35 d
      Avg from list to close
    • Closed last 30d
      340
      MLS® transactions
    Full Peterborough market report
    Buy with Coldwell Banker Summit Realty

    We'll get you into 203 O'Neil Street — the seller pays our commission

    On every MLS® listing in Canada, the seller's brokerage pays a cooperating commission to whoever brings the buyer. Buyer representation is free to you.

    Free buyer representation · Coldwell Banker® affiliate

    $0 to you. The seller pays our fee.

    On every MLS® listing in Canada, the seller's brokerage advertises a cooperating commission for the buyer's agent. A Coldwell Banker Summit Realty agent represents you — you owe us nothing.

    Call now
    Due diligence

    Property flags & disclosures

    An automated scan of public records and news for anything a buyer should know about this specific address — liens, outstanding work orders, or stigma-related history. We never invent flags.

    Nothing concerning surfaced — all clear.

    We scanned public records and news for liens, outstanding work orders, and stigma-related history (e.g. a former grow-op or fire) at 203 O'Neil Street and found nothing flagged. We re-check automatically as new records publish.

    Frequently asked

    Common questions about this property

    Tap a question to expand the answer. Short, direct answers tuned for AI search and voice assistants.

    • How much is 203 O'Neil Street listed for?

      203 O'Neil Street is listed at $779,900 on the MLS® (listing X13210748). The price refreshes on Summitly within minutes of any MLS® change.

    • How many bedrooms, bathrooms, and square feet does 203 O'Neil Street have?

    Coldwell Banker Summit Realty is a RECO-licensed Ontario real estate brokerage, independently owned and operated. Mortgage financing is arranged through Mortgage Squad Advisors. Summitly is the technology platform that powers this site. Listing data is sourced from MLS® and is provided for informational purposes only — not guaranteed accurate by the MLS® or its members. 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.

  1. 4 baths
  2. 2000-2500 sqft
  3. Detached
  4. Built 0-5
  5. Asking
    $779,900
    $0 / sqft · MLS® X13210748
    Chat Zara
  6. Zara AI Estimate
    Live · refreshes nightly
    Estimated value
    $687,717
    $632,700Confidence range$742,734
    Asking vs estimate
    ↑above
    +$92,183
    (+13.4%)
    Asking is above estimate
    Run the affordability numbers

    Based on the city's average sold price, adjusted for 4 bedrooms (no sqft on file).

    Market analytics

    Homes like this in Peterborough sell in about 35 days — this one has been listed 28 days.

    Avg sold price
    $582,811
    Median sold
    $564,000
    Avg days on market
    35
    Recently sold
    340
    See comparable sales
    The main floor also includes a formal dining room, additional living space, 2-piece bath, and convenient access to the double attached garage.
  7. Upstairs, the primary suite offers a walk-in closet and a 4-piece ensuite.
  8. Enjoy the 10' x 10' deck overlooking the backyard, plus an unfinished walk-out basement ready for your vision.
  9. Located in a desirable neighbourhood close to parks, trails, and amenities.
  10. Ask Zara a follow-up
    Municipal
    Sewer
    Sewer
  11. Parking & garage

    4
    Garage
    Attached
    Garage spaces
    2
    Parking spaces
    4
    Driveway
    Private
  12. Interior

    5
    Basement
    Full, Unfinished, Walk-Out
    Family room
    Y
    Kitchens
    1
    Total rooms
    14
    Laundry level
    Upper Level
  13. Exterior & construction

    4
    Exterior
    Brick, Vinyl Siding
    Roof
    Asphalt Shingle
    Foundation
    Poured Concrete
    Pool
    None
  14. Lot & land

    2
    Year built
    0-5
    Zoning
    R.1, 1r, 2r, 8z-256 'H'
  15. Listing & possession

    3
    Occupancy
    Flexible
    Property style
    2-Storey
    Property class
    Detached
  16. Room-by-room · 14 rooms

    Every room with its dimensions, level, and notable features.

    Room dimensions

    Main level

    6 rooms
    • Kitchen
      13.9 × 9.1 ft
    • Powder Room
      5.7 × 4.9 ft
    • Dining Room
      13.9 × 7.1 ft
    • Living Room
      13.9 × 10.9 ft
    • Family Room
      Fireplace
      15.9 × 11.0 ft
    • Office
      11.2 × 8.8 ft

    Second level

    8 rooms
    • Bathroom
      4 Pc Ensuite
      12.0 × 9.0 ft
    • Bathroom
      4 Pc Bath
      9.0 × 5.6 ft
    • Primary Bedroom
      4 Pc Ensuite
      21.3 × 16.0 ft
    • Bathroom
      4 Pc Bath
      8.9 × 4.8 ft
    • Bedroom 3
      11.0 × 9.9 ft
    • Bedroom 4
      9.9 × 9.0 ft
    • Laundry
      11.1 × 6.3 ft
    • Bedroom 2
      17.2 × 15.3 ft
    Combined estimate
    $4,468
    Mortgage + tax · before condo / insurance

    Mortgage & affordability

    Today's best Canadian rates from Mortgage Squad, then a live calculator — adjust down payment, amortization, and rate, and email yourself the report.

    Today's rates · Powered by Mortgage Squad
    350+ lender access · Best rate matched in 2 min
    Lock my rate
    • Best
      5-yr Fixed · Insured
      4.09%
      0.40% below banks
    • 5-yr Fixed · Conventional
      4.34%
      APR · OAC
    • 3-yr Fixed · Conventional
      4.49%
      APR · OAC
    • 5-yr Variable · Variable
      4.85%
      APR · OAC
    Rates indicative · Updated today · OAC, subject to underwritingSee all Mortgage Squad rates →
    Affordability calculator
    Estimated monthly payment
    $3,831
    /mo
    based on the purchase price of $779,900
    $155,980 cash
    $623,920 financed
    $525,504 total interest
    Monthly payment$3,831/ month
    Principal54%$623,920
    Interest46%$525,504

    20% down · 25-yr amortization · 5.50% rate. Principal & interest only — taxes, condo fees, and insurance not included.

    Email this mortgage report to yourself

    Save the full affordability breakdown — down payment, monthly, interest paid, and today's Mortgage Squad rate — in your inbox. Create a free Summitly account to save it, get rate-drop alerts, and build a shortlist.

    Create account & email meor send as guest
    Get pre-approved in minutes

    Know exactly what you can afford — a no-obligation pre-approval from Mortgage Squad.

    Get pre-approved

    Rental income & return

    What this home could rent for and the return at the asking price — an AI estimate against real property tax and condo fees.

    Est. monthly rent
    low–high
    Gross yield
    rent × 12 ÷ price
    Cap rate (est.)
    net of tax + fees

    AI estimate for discussion only — not an appraisal or investment advice. Yield and cap rate are derived from the estimated rent versus the asking price and real property tax.

    Comparable detacheds that just sold in Peterborough

    Swipe the closed sales, then use the table for a side-by-side $/sqft comparison against this home.

    • 571 O'Connell Road
      Sold
      Sign in for price
      571 O'Connell Road
      Detached
    • 261 Wolsely Street
      Sold
      Sign in for price
      261 Wolsely Street
      Detached
    • 1071 Danita Boulevard
      Sold
      Sign in for price
      1071 Danita Boulevard
      Detached
    • 1366 Leighton Road
      Sold
      Sign in for price
      1366 Leighton Road
      Detached
    • 605 Harold Drive
      Sold
      Sign in for price
      605 Harold Drive
      Detached
    • 1459 Westbrook Drive
      Sold
      Sign in for price
      1459 Westbrook Drive
      Detached
    AddressBd / BaSqftSold$/sqft% of askSold
    203 O'Neil StreetThis home4 / 420,002,500$779,900ask———
    571 O'Connell Road3 / 2700—
    261 Wolsely Street4 / 21,500—
    Sold prices are hidden under TRREB rules. Sign in to reveal them.

    More detacheds in Peterborough

    Active listings within ±20% of this asking price.

    • 1000 Cumberland Avenue
      $659,900
      1000 Cumberland Avenue
      Detached 3 2
    • 314 Sherin Avenue
      $699,900
      314 Sherin Avenue
      Detached 3 2
    • 270 Rogers Street
      $674,900
      270 Rogers Street
      Detached 6 4
    • 642 Bellaire Street
      $625,000
      642 Bellaire Street
      Detached 3 2
    • 553 Grange Way
      $724,900
      553 Grange Way
      Detached 3 3
    • 2651 Marsdale Drive
      $639,900
      2651 Marsdale Drive
      Detached 3 2
    AI-first listing data

    Zara's valuation, full price history, room insights, and live MLS® refresh — all in one feed. No more comparing 4 sites.

  17. One team, no handoffs

    Your realtor, mortgage broker, and offer-night closing team work side-by-side. One conversation, not three.

  18. Showings on YOUR schedule

    Same-day showings for shortlisted homes, evenings + weekends. Your Coldwell Banker Summit Realty agent coordinates with the listing brokerage.

  19. Mortgage that closes

    Pre-approval, rate hold, and 350+ lender access via Mortgage Squad Advisors — no juggling lender chats yourself.

  20. Public listing courtesy of Bowes & Cocks Limited · displayed on Summitly per MLS® data-share rules

    203 O'Neil Street is a 4-bedroom, 4-bath, 2000-2500 sqft. Full room dimensions and floor breakdown are in the 'Rooms' section of this page.

  21. When was 203 O'Neil Street built?

    203 O'Neil Street was built in 0-5. Construction style, foundation, roof material, and EnerGuide rating (when published) are in the 'Features' section above.

  22. What is the property tax for 203 O'Neil Street?

    The 'Property tax' tab in the History section shows the most recent annual tax for 203 O'Neil Street plus a 5-year breakdown with YoY % change. Monthly equivalent is shown alongside.

  23. How much would the monthly mortgage be on 203 O'Neil Street?

    The affordability calculator on this page shows an estimated monthly mortgage for $779,900 at 20% down, 25-year amortization, and 5.5% rate. Adjust the sliders to model your own down payment and rate.

  24. Has 203 O'Neil Street been sold before?

    The 'Listing history' tab above lists every previous MLS® listing of 203 O'Neil Street with its list date, sold price (when sold), and final status. Each row is colour-coded with price-change arrows.

  25. What neighbourhood is 203 O'Neil Street in?

    203 O'Neil Street is in Monaghan Ward 2, Peterborough. The 'Neighbourhood' section below links to the live Peterborough real estate hub with average sold price, days on market, and current inventory.

  26. Is Peterborough a good place to live?

    Peterborough is one of ON's actively-tracked Summitly markets. The full Peterborough real estate hub covers live average sold price, days on market, and neighbourhood-level inventory.

  27. 1071 Danita Boulevard
    3 / 2
    1,100
    —
    1366 Leighton Road3 / 21,100—
    605 Harold Drive3 / 2700—
    1459 Westbrook Drive3 / 2700—