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310-3100 Steeles Ave W, Vaughan, ON, L4K 3R1
1-333-345-6868info@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 10 days

    546 Guy Street

    Castle Heights·Ottawa, ON·K1K 1B9·Near St Laurent Blvd

    • 4 beds
    Ottawa real estate›X13410966
    • 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 546 Guy Street. Custom built and thoughtfully designed by award-winning Colizza Bruni Architecture, this stunning 4 bedroom, 3 bathroom two-storey home offers modern living in the heart of Castle Heights. Less than 6 years old, this home showcases exceptional craftsmanship, a smart layout, and high-end finishes throughout. The main level features beautiful hardwood flooring and a bright, open-concept design ideal for both everyday living and entertaining. The chef-inspired kitchen is equipped with top-of-the-line stainless steel appliances, complemented by quality cabinetry and functional workspace. A spacious living and dining area creates a warm and inviting atmosphere. Upstairs, you'll find generously sized bedrooms designed for comfort and practicality, making this home ideal for growing families. A standout feature is the thoughtfully designed lower level, offering a separate entrance to a self-contained 1 bedroom, 1 bathroom suite. This property is a legal duplex, providing excellent potential for multigenerational living, rental income, or added flexibility. Located in the established and evolving Castle Heights neighborhood, the area offers a mix of character homes and newer infill developments, attracting families, first-time buyers, and investors alike. Enjoy close proximity to parks, schools, shopping, and everyday amenities, including the St. Laurent Shopping Centre, grocery stores, and convenient transit options. The neighborhood is known for its welcoming, multicultural community and practical lifestyle appeal. An excellent opportunity to own a newer, custom-built home in a central location. Also available: 548 Guy Street, which can be purchased together for added investment or multigenerational potential.

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

    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
    Jun 5, 2026ListedCurrentFor sale$874,900 —X13410966This page
    Apr 9, 2026Previously listedTer$899,900 —X12979980View
    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
      Central Air
      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.

    📍 546 Guy 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
    $4,298
    20% down · 25y · 5.50% — adjust below ↓
    Est. monthly property tax
    $503
    0.69% mill rate · ON
    The market

    How this home sits in the Ottawa market

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

    The Ottawa market right now

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

    • Avg sold price
      $719,761
      Last 30 days
    • Median sold price
      $650,477
      Middle of the market
    • Days on market
      30 d
      Avg from list to close
    • Closed last 30d
      2,927
      MLS® transactions
    Full Ottawa market report
    Buy with Coldwell Banker Summit Realty

    We'll get you into 546 Guy 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 546 Guy 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 546 Guy Street listed for?

      546 Guy Street is listed at $874,900 on the MLS® (listing X13410966). The price refreshes on Summitly within minutes of any MLS® change.

    • How many bedrooms, bathrooms, and square feet does 546 Guy 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. 1500-2000 sqft
  3. Duplex
  4. Asking
    $874,900
    $0 / sqft · MLS® X13410966
    Chat Zara
  5. Zara AI Estimate
    Live · refreshes nightly
    Estimated value
    $849,318
    $781,373Confidence range$917,263
    Asking vs estimate
    ≈in-line
    +$25,582
    (+3.0%)
    Asking is in line
    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 Ottawa sell in about 30 days — this one has been listed 10 days.

    Avg sold price
    $719,761
    Median sold
    $650,477
    Avg days on market
    30
    Recently sold
    2927
    See comparable sales
    AI highlights by Zara
    • The chef-inspired kitchen is equipped with top-of-the-line stainless steel appliances, complemented by quality cabinetry and functional workspace.
    • A spacious living and dining area creates a warm and inviting atmosphere.
    • Enjoy close proximity to parks, schools, shopping, and everyday amenities, including the St.
    • Laurent Shopping Centre, grocery stores, and convenient transit options.
    Ask Zara a follow-up
    Sewer
  6. Parking & garage

    4
    Garage
    Attached
    Garage spaces
    1
    Parking spaces
    3
    Driveway
    Lane, Private
  7. Interior

    4
    Basement
    Separate Entrance, Full, Other
    Family room
    Y
    Kitchens
    1
    Total rooms
    12
  8. Exterior & construction

    4
    Exterior
    Stucco (Plaster), Other
    Roof
    Asphalt Shingle
    Foundation
    Concrete
    Pool
    None
  9. Listing & possession

    3
    Occupancy
    TBD
    Property style
    2-Storey
    Property class
    Duplex
  10. Room-by-room · 1 rooms

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

    Room dimensions

    Main level

    1 room
    • Living Room
      13.0 × 12.0 ft
    Combined estimate
    $4,801
    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
    $4,298
    /mo
    based on the purchase price of $874,900
    $174,980 cash
    $699,920 financed
    $589,516 total interest
    Monthly payment$4,298/ month
    Principal54%$699,920
    Interest46%$589,516

    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 duplexs that just sold in Ottawa

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

    • 267 Stewart Street
      Sold
      Sign in for price
      267 Stewart Street
      Duplex
    • 351 - 353 Richelieu Avenue
      Sold
      Sign in for price
      351 - 353 Richelieu Avenue
      Duplex
    • 209 Marier Avenue
      Sold
      Sign in for price
      209 Marier Avenue
      Duplex
    • 885 Pinewood Crescent
      Sold
      Sign in for price
      885 Pinewood Crescent
      Duplex
    • 3033 Richmond Road
      Sold
      Sign in for price
      3033 Richmond Road
      Duplex
    • 264 Ste Anne Avenue
      Sold
      Sign in for price
      264 Ste Anne Avenue
      Duplex
    AddressBd / BaSqftSold$/sqft% of askSold
    546 Guy StreetThis home4 / 415,002,000$874,900ask———
    267 Stewart Street6 / 33,000—
    351 - 353 Richelieu Avenue3 / 21,100—
    Sold prices are hidden under TRREB rules. Sign in to reveal them.

    More duplexs in Ottawa

    Active listings within ±20% of this asking price.

    • 2709 DON Street
      $980,000
      2709 DON Street
      Duplex 5 3
    • 251 Arlington Avenue
      $780,000
      251 Arlington Avenue
      Duplex 4 3
    • 548 Guy Street
      $874,900
      548 Guy Street
      Duplex 4 4
    • 6 Hilda Street
      $899,000
      6 Hilda Street
      Duplex 3 3
    • 448-450 Holland Avenue
      $949,900
      448-450 Holland Avenue
      Duplex 5 2
    • 235-237 Guigues Avenue
      $775,000
      235-237 Guigues Avenue
      Duplex 5 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.

  11. One team, no handoffs

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

  12. Showings on YOUR schedule

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

  13. Mortgage that closes

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

  14. Public listing courtesy of EXP REALTY · displayed on Summitly per MLS® data-share rules

    546 Guy Street is a 4-bedroom, 4-bath, 1500-2000 sqft. Full room dimensions and floor breakdown are in the 'Rooms' section of this page.

  15. When was 546 Guy Street built?

    The year built for 546 Guy Street isn't published in this MLS® feed — ask a Summitly realtor for the construction year from the seller's disclosure.

  16. What is the property tax for 546 Guy Street?

    The 'Property tax' tab in the History section shows the most recent annual tax for 546 Guy Street plus a 5-year breakdown with YoY % change. Monthly equivalent is shown alongside.

  17. How much would the monthly mortgage be on 546 Guy Street?

    The affordability calculator on this page shows an estimated monthly mortgage for $874,900 at 20% down, 25-year amortization, and 5.5% rate. Adjust the sliders to model your own down payment and rate.

  18. Has 546 Guy Street been sold before?

    The 'Listing history' tab above lists every previous MLS® listing of 546 Guy Street with its list date, sold price (when sold), and final status. Each row is colour-coded with price-change arrows.

  19. What neighbourhood is 546 Guy Street in?

    546 Guy Street is in Castle Heights, Ottawa. The 'Neighbourhood' section below links to the live Ottawa real estate hub with average sold price, days on market, and current inventory.

  20. Is Ottawa a good place to live?

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

  21. 209 Marier Avenue
    7 / 2
    1,500
    —
    885 Pinewood Crescent4 / 32,000—
    3033 Richmond Road5 / 4700—
    264 Ste Anne Avenue3 / 31,100—