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Coldwell Banker Summit Realty

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

©2026 Summitly. All rights reserved. Coldwell Banker Summit Realty, Brokerage.

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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 156 daysPrice drop · $100,000 off (-6.3%)

    100 Cromwell Avenue

    Vanier·Oshawa, ON·L1J 4T6·Near Park Rd S & John St W

    • 9 beds
    Oshawa real estate›E12781708
    • 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
      Date TBD
      Time TBD
    • Open house
      Date TBD
      Time TBD
    • Open house
      Date TBD
      Time TBD
    Overview

    What this listing tells us

    Property description

    Welcome to 100 Cromwell Ave, A four-unit multiplex designed to attract both investors and residents seeking quality and convenience. This property comprises four residential units, with three featuring two bedrooms and one bathroom, and one offering three bedrooms with one and a half bathrooms. Extensive renovations have been completed recently, with 20% renovated in 2021 and the remaining 80% of the building upgraded in 2023 These improvements ensure modern comforts and enhanced energy efficiency throughout the property. The building features spray foam insulation and Sono-pan soundproofing, which have been installed above and beyond the minimum building code requirements. Engineered hardwood floors have been laid in the common areas as well as in units 1 and 2. Each unit is equipped with a 42-inch fiberglass entry door for durability and security. Each unit is individually metered for hydro, heat, and water, providing tenants with autonomy and transparency in utility usage. The property includes four high-efficiency heat pumps and two high-efficiency furnaces. Natural gas ranges are available in units 3 and 4. Stainless steel appliances, including dishwashers, are installed throughout. Floor plans in attachments. Check out the virtual tour

    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
    Jul 16, 2026Price reducedCurrentReduced$1,499,999−$100,000 (6.3%)E12781708This page
    Jun 10, 2026Previously listedNew$1,950 —E13429496View
    May 1, 2026Previously listedSus$2,750 —E13067218View
    Apr 1, 2026Previously listedPc$1,499,999 —E12944244View
    Feb 11, 2026ListedCurrentFor sale$1,599,999 —E12781708This page
    Oct 21, 2025Previously listedTer$1,800 —E12473883View
    Aug 5, 2025Previously listedExp$1,800 —E12325590View
    Jul 30, 2025Previously listedTer$2,975 —E12316421View
    Jul 30, 2025Previously listedTer$1,925 —E12316411View
    Dec 16, 2023Previously listedExp$1,975 —E7359630View
    Dec 15, 2023Previously listedTer$2,475 —E7357804View
    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

      4
      Heating
      Forced Air
      Air conditioning
      Wall Unit(s)
      Water source
      Municipal
      Sewer
    Location & lifestyle

    Getting around, schools & the block

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

    📍 100 Cromwell Avenue
    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
    $7,369
    20% down · 25y · 5.50% — adjust below ↓
    Est. monthly property tax
    $605
    0.48% mill rate · ON
    The market

    How this home sits in the Oshawa market

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

    The Oshawa market right now

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

    • Avg sold price
      $710,372
      Last 30 days
    • Median sold price
      $674,900
      Middle of the market
    • Days on market
      25 d
      Avg from list to close
    • Closed last 30d
      519
      MLS® transactions
    Full Oshawa market report
    Buy with Coldwell Banker Summit Realty

    We'll get you into 100 Cromwell Avenue — 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 100 Cromwell Avenue 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 100 Cromwell Avenue listed for?

      100 Cromwell Avenue is listed at $1,499,999 on the MLS® (listing E12781708). The price refreshes on Summitly within minutes of any MLS® change.

    • How many bedrooms, bathrooms, and square feet does 100 Cromwell Avenue 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. 5 baths
  2. 3000-3500 sqft
  3. Fourplex
  4. Built 0-5
  5. Asking
    $1,499,999
    $0 / sqft · MLS® E12781708
    Chat Zara
  6. Zara AI Estimate
    Live · refreshes nightly
    Estimated value
    $1,477,574
    $1,359,368Confidence range$1,595,780
    Asking vs estimate
    ≈in-line
    +$22,425
    (+1.5%)
    Asking is in line
    Run the affordability numbers

    Based on the city's average sold price, adjusted for 9 bedrooms (no sqft on file).

    Market analytics

    Homes like this in Oshawa sell in about 25 days — this one has been listed 156 days.

    Avg sold price
    $710,372
    Median sold
    $674,900
    Avg days on market
    25
    Recently sold
    519
    See comparable sales
    Walk through online
    Listing agent has provided a interactive tour
    Open virtual tour
  7. Engineered hardwood floors have been laid in the common areas as well as in units 1 and 2.
  8. Each unit is equipped with a 42-inch fiberglass entry door for durability and security.
  9. Each unit is individually metered for hydro, heat, and water, providing tenants with autonomy and transparency in utility usage.
  10. Stainless steel appliances, including dishwashers, are installed throughout.
  11. Ask Zara a follow-up
    Sewer
  12. Parking & garage

    3
    Garage
    None
    Parking spaces
    5
    Driveway
    5
  13. Interior

    4
    Basement
    None
    Family room
    N
    Kitchens
    4
    Total rooms
    15
  14. Exterior & construction

    4
    Exterior
    Brick Veneer, Vinyl Siding
    Roof
    Fibreglass Shingle
    Foundation
    Concrete
    Pool
    None
  15. Lot & land

    1
    Year built
    0-5
  16. Listing & possession

    4
    Possession
    2026-03-31T00:00:00.000-00:00
    Occupancy
    To Be Arranged
    Property style
    2-Storey
    Property class
    Fourplex
  17. Combined estimate
    $7,974
    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
    $7,369
    /mo
    based on the purchase price of $1,499,999
    $300,000 cash
    $1,199,999 financed
    $1,010,714 total interest
    Monthly payment$7,369/ month
    Principal54%$1,199,999
    Interest46%$1,010,714

    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 fourplexs that just sold in Oshawa

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

    • 180 Nassau Street
      Sold
      Sign in for price
      180 Nassau Street
      Fourplex
    AddressBd / BaSqftSold$/sqft% of askSold
    100 Cromwell AvenueThis home9 / 530,003,500$1,499,999ask———
    180 Nassau Street8 / 62,500—
    Sold prices are hidden under TRREB rules. Sign in to reveal them.
    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.

  18. One team, no handoffs

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

  19. Showings on YOUR schedule

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

  20. Mortgage that closes

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

  21. Public listing courtesy of ROYAL HERITAGE REALTY LTD. · displayed on Summitly per MLS® data-share rules

    100 Cromwell Avenue is a 9-bedroom, 5-bath, 3000-3500 sqft. Full room dimensions and floor breakdown are in the 'Rooms' section of this page.

  22. When was 100 Cromwell Avenue built?

    100 Cromwell Avenue was built in 0-5. Construction style, foundation, roof material, and EnerGuide rating (when published) are in the 'Features' section above.

  23. What is the property tax for 100 Cromwell Avenue?

    The 'Property tax' tab in the History section shows the most recent annual tax for 100 Cromwell Avenue plus a 5-year breakdown with YoY % change. Monthly equivalent is shown alongside.

  24. How much would the monthly mortgage be on 100 Cromwell Avenue?

    The affordability calculator on this page shows an estimated monthly mortgage for $1,499,999 at 20% down, 25-year amortization, and 5.5% rate. Adjust the sliders to model your own down payment and rate.

  25. Has 100 Cromwell Avenue been sold before?

    The 'Listing history' tab above lists every previous MLS® listing of 100 Cromwell Avenue with its list date, sold price (when sold), and final status. Each row is colour-coded with price-change arrows.

  26. What neighbourhood is 100 Cromwell Avenue in?

    100 Cromwell Avenue is in Vanier, Oshawa. The 'Neighbourhood' section below links to the live Oshawa real estate hub with average sold price, days on market, and current inventory.

  27. Is Oshawa a good place to live?

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