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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 128 daysPrice drop · $20,000 off (-4.5%)

    21 King Street

    Killaloe/Round Lake·Killaloe, ON·K0J 2A0·Near Killaloe, 512 (Queen St) tleft on James, Left on King. Property on right. See sign.

    Killaloe real estate›X12796210
    • 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

    Character Family Home for Sale in Killaloe - 5 Bedrooms, Double Lot, Fenced Yard & Pool! Located in a quiet, local traffic only walkable area of Killaloe, this spacious 5-bedroom, 2-bath family home offers the space, yard, and location buyers are searching for. Set behind a whimsical white picket fence with a welcoming covered front porch, this large yellow two story home delivers classic curb appeal in a desirable village setting. Inside, you'll find a generous kitchen with ample cabinetry and room for family meals, a bright dining room for gatherings, and hardwood floors throughout much of the home. The spacious living room features a character cookstove, adding warmth and charm during colder months. Five generous bedrooms provide flexibility for larger families, guests, or home office space. With many curated niches straight out of a Pinterest board, this home offers additional space for reading nooks, office cubbies, and well appointed narrative moments. Numerous upgrades have been completed, offering move-in ready comfort. Situated on a rare large double lot, the fully fenced backyard is ideal for families, pets, and entertaining. Enjoy summer days by the pool, mature fruit trees, and useful outbuildings for storage or hobbies. A small sliding area beckons the kids for winter moments spent playing outdoors. The private yard offers both space and security for children to enjoy nature. This home is within walking distance to two schools, with bussing to Secondary Schools available, a number of parks and green spaces, churches, and community centers like a Ball Diamond, Curling Club, Out Door Skating Rink and Bistros, Coffee Shop, Drug Store, Grocery Store, Hardware Store, and all village amenities nearby including delivery! A rare opportunity to own a spacious family home in Killaloe with yard space, location, and long-term value. A page out of a story book, this home is waiting for your new chapter!

    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 23, 2026Price reducedCurrentReduced$429,000−$20,000 (4.5%)X12796210This page
    Feb 16, 2026ListedCurrentFor sale$449,000 —X12796210This page
    Aug 30, 2025Previously listedExp$429,000 —X12372004View
    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
      None
      Water source
      Well
      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.

    📍 21 King 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
    $2,108
    20% down · 25y · 5.50% — adjust below ↓
    Est. monthly property tax
    $205
    0.57% mill rate · ON
    The market

    How this home sits in the Killaloe market

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

    The Killaloe market right now

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

    • Avg sold price
      $413,577
      Last 30 days
    • Median sold price
      $420,000
      Middle of the market
    • Days on market
      53 d
      Avg from list to close
    • Closed last 30d
      13
      MLS® transactions
    Full Killaloe market report
    Buy with Coldwell Banker Summit Realty

    We'll get you into 21 King 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 21 King 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 21 King Street listed for?

      21 King Street is listed at $429,000 on the MLS® (listing X12796210). The price refreshes on Summitly within minutes of any MLS® change.

    • How many bedrooms, bathrooms, and square feet does 21 King 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.

    • 5 beds
    • 2 baths
    • 2000-2500 sqft
    • Detached
    Asking
    $429,000
    $0 / sqft · MLS® X12796210
    Chat Zara
  1. Zara AI Estimate
    Live · refreshes nightly
    Estimated value
    $562,465
    $517,468Confidence range$607,462
    Asking vs estimate
    ↓below
    −$133,465
    (-23.7%)
    Asking is below estimate
    Run the affordability numbers

    Based on the city's average sold price, adjusted for 5 bedrooms (no sqft on file).

    Market analytics

    Homes like this in Killaloe sell in about 53 days — this one has been listed 128 days.

    Avg sold price
    $413,577
    Median sold
    $420,000
    Avg days on market
    53
    Recently sold
    13
    See comparable sales
    Walk through online
    Listing agent has provided two interactive tours
    Open virtual tourWatch video tour
    AI highlights by Zara
    • Character Family Home for Sale in Killaloe - 5 Bedrooms, Double Lot, Fenced Yard & Pool!
    • Situated on a rare large double lot, the fully fenced backyard is ideal for families, pets, and entertaining.
    • The private yard offers both space and security for children to enjoy nature.
    • A rare opportunity to own a spacious family home in Killaloe with yard space, location, and long-term value.
    Ask Zara a follow-up
    Sewer
  2. Parking & garage

    3
    Garage
    None
    Parking spaces
    3
    Driveway
    Available, Private, Front Yard Parking
  3. Interior

    5
    Basement
    Crawl Space, Unfinished
    Family room
    N
    Kitchens
    1
    Total rooms
    15
    Accessibility
    N
  4. Exterior & construction

    4
    Exterior
    Vinyl Siding
    Roof
    Asphalt Shingle
    Foundation
    Concrete, Stone
    Pool
    Above Ground
  5. Lot & land

    1
    Zoning
    R1
  6. Listing & possession

    3
    Occupancy
    TBD
    Property style
    2-Storey
    Property class
    Detached
  7. Combined estimate
    $2,313
    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
    $2,108
    /mo
    based on the purchase price of $429,000
    $85,800 cash
    $343,200 financed
    $289,064 total interest
    Monthly payment$2,108/ month
    Principal54%$343,200
    Interest46%$289,064

    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 Killaloe

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

    • 3696 Round Lake Road
      Sold
      Sign in for price
      3696 Round Lake Road
      Detached
    • 84 Round Lake Road
      Sold
      Sign in for price
      84 Round Lake Road
      Detached
    • 56 Karmack Haven Road
      Sold
      Sign in for price
      56 Karmack Haven Road
      Detached
    • 8 Ryan Street
      Sold
      Sign in for price
      8 Ryan Street
      Detached
    • 2238 B Round Lake Road
      Sold
      Sign in for price
      2238 B Round Lake Road
      Detached
    • 391 Bonnechere Lodge Road
      Sold
      Sign in for price
      391 Bonnechere Lodge Road
      Detached
    AddressBd / BaSqftSold$/sqft% of askSold
    21 King StreetThis home5 / 220,002,500$429,000ask———
    3696 Round Lake Road4 / 2700—
    84 Round Lake Road4 / 11,500—
    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.

  8. One team, no handoffs

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

  9. Showings on YOUR schedule

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

  10. Mortgage that closes

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

  11. Public listing courtesy of ROYAL LEPAGE TEAM REALTY · displayed on Summitly per MLS® data-share rules

    21 King Street is a 5-bedroom, 2-bath, 2000-2500 sqft. Full room dimensions and floor breakdown are in the 'Rooms' section of this page.

  12. When was 21 King Street built?

    The year built for 21 King Street isn't published in this MLS® feed — ask a Summitly realtor for the construction year from the seller's disclosure.

  13. What is the property tax for 21 King Street?

    The 'Property tax' tab in the History section shows the most recent annual tax for 21 King Street plus a 5-year breakdown with YoY % change. Monthly equivalent is shown alongside.

  14. How much would the monthly mortgage be on 21 King Street?

    The affordability calculator on this page shows an estimated monthly mortgage for $429,000 at 20% down, 25-year amortization, and 5.5% rate. Adjust the sliders to model your own down payment and rate.

  15. Has 21 King Street been sold before?

    The 'Listing history' tab above lists every previous MLS® listing of 21 King Street with its list date, sold price (when sold), and final status. Each row is colour-coded with price-change arrows.

  16. What neighbourhood is 21 King Street in?

    21 King Street is in Killaloe/Round Lake, Killaloe. The 'Neighbourhood' section below links to the live Killaloe real estate hub with average sold price, days on market, and current inventory.

  17. Is Killaloe a good place to live?

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

  18. 56 Karmack Haven Road
    4 / 3
    700
    —
    8 Ryan Street4 / 11,100—
    2238 B Round Lake Road5 / 1700—
    391 Bonnechere Lodge Road8 / 43,000—