21 Rennie Avenue, Markham, ON

Markham, Box Grove Hood
Ninth Line & Copper Creek Dr
4+1 Br | 5 Bath | 3000-3500 Sqft
$1,699,000 For Sale

Property Overview

  • Detached — 2-Storey
  • SqFt: | 3000-3500 Sqft
  • Lot Size: 45.98 x 91.81 Feet
  • Age: n/a
  • Basement: Finished, Full
  • Exterior: Brick
  • Taxes: 7,219 / 2025
  • Zoning: n/a
  • MLS #: N13448426
  • Sewer: Sewer
  • Heat Source: Gas , Forced Air

Property Description

4 large bedrooms + Over 4500 sqft Living Space + Finished basement + Hardwood flooring throughout + Stained staircase with iron and metal pickets + Pot lights throughout + Updated light fixtures + Interlocking all around (2022) + Reverse osmosis system (2019) + Water softener + EV Charger Rough-In (46 amps) Welcome to this stunning 4+2 bedroom home with a finished basement, designed with space, elegance, and functionality in mind.

Featuring a double door entry and 9-foot ceilings, this home offers a sunken library that can easily be converted into a fifth bedroom - perfect for growing families or a home office. The grand 17-foot soaring ceiling in the family room creates an impressive open-to-above space filled with natural light. The renovated kitchen boasts quartz countertops, large tiles, ample cabinetry, and a spacious breakfast area ideal for everyday living and entertaining.

Upstairs offers four generously sized bedrooms with three full bathrooms, including a luxurious primary retreat with doublesinks, a large glass standing shower, and walk-in closets with built-in shelving. Near top york region schools.

Minutes to hwy 407, Walking distance to Walmart, Longos, major banks, restaurants, rexall pharmacy. Please See Attached Feature Sheet.

Property Details

  • For: For Sale
  • Type: Detached
  • Style: 2-Storey
  • Lot: 45.98 x 91.81 Feet
  • Region: York
  • Hood: Box Grove
  • Zoning: n/a
  • Lot Irreg: Fronting on: West
  • Fronting On: West

Building Details

  • Age: n/a
  • Exterior: Brick
  • Heat: Gas , Forced Air
  • A/C: Central Air
  • Interior Features: Carpet Free, Water Softener, Storage
  • Pool: None
  • Sewer: Sewer
  • Garage: Built-In
  • Total Parking: 4.00
  • Driveway: Private

Property Interior

  • Sqft: 3000-3500 Sqft
  • Bed: 4 +1
  • Bath: 5
  • Kitchen: 1 +1
  • Family Room: No
  • Basement: Finished, Full
Rooms Details

Library

Main Level

3.84 x 2.74

Hardwood Floor, Pot Lights, Window

Living Room

Main Level

5.49 x 4.27

Hardwood Floor, Pot Lights, Combined w/Dining

Dining Room

Main Level

5.49 x 4.27

Hardwood Floor, Pot Lights, Combined w/Living

Kitchen

Main Level

4.15 x 3.17

Tile Floor, Centre Island, Stainless Steel Appl

Breakfast

Main Level

4.21 x 3.78

Tile Floor, Open Concept, W/O To Yard

Family Room

Main Level

4.88 x 4.51

Hardwood Floor, Open Concept, Window Floor to Ceiling

Primary Bedroom

Second Level

6.58 x 3.96

Hardwood Floor, Walk-In Closet(s), 5 Pc Ensuite

Bedroom 2

Second Level

3.66 x 3.47

Hardwood Floor, Closet, 4 Pc Ensuite

Bedroom 3

Second Level

3.96 x 3.66

Hardwood Floor, Closet, Semi Ensuite

Bedroom 4

Second Level

5.85 x 3.35

Hardwood Floor, Closet, Semi Ensuite

Kitchen

Basement Level

13.11 x 5.49

Laminate, Open Concept

Recreation

Basement Level

13.11 x 5.49

Laminate, Combined w/Kitchen, Open Concept

Media Room

Basement Level

8.84 x 3.96

Laminate, Open Concept

Bedroom

Basement Level

3.05 x 2.13

Laminate, Closet

Property Listed by: RE/MAX REALTRON REALTY INC.
Virtual Tour: https://www.houssmax.ca/showVideo/h2801269/1170178218

Home Valuation Estimate

What is 21 Rennie Avenue, Markham, ON worth in today’s Box Grove, Markham market?

This HomeZira valuation preview helps buyers and sellers think through the asking price for this 4-bedroom Detached with 3000-3500 sq. ft. in Box Grove, Markham. The full estimate reviews the property’s location, home type, bedroom count, size range, age, and nearby comparable market activity after sign-in.

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Location

  • Address: 21 Rennie Avenue
  • Neighborhood: Box Grove
  • Zip/Postal Code: L6B 0M9
  • Nearby Amenities: Fenced Yard, Greenbelt/Conservation, Hospital, Park, Public Transit, School
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About 21 Rennie Avenue, Markham, ON L6B 0M9, Markham

Located at 21 Rennie Avenue, Markham, ON in Markham (Box Grove neighbourhood), near Ninth Line & Copper Creek Dr. This freehold home offers Detached, ["2-Storey"], 4 bedrooms, 5 bathrooms and 3000-3500 sq.ft. (approx.) in a layout suited to everyday family living. Basement: Finished, Full • 4 parking spots • Garage: Built-In • Heating: Gas Forced Air • Cooling: Central Air. Property taxes are approximately $7,219 for 2025. 4 large bedrooms + Over 4500 sqft Living Space + Finished basement + Hardwood flooring throughout + Stained staircase with iron and metal pickets + Pot lights throughout + Updated light fixtures + Interlocking all around (2022) + Reverse osmosis system (2019) + Water softener + EV Charger Rough-In (46 amps) Welcome to this stunning 4+2 bedroom home with a finished basement, designed with space, elegance, and functionality in mind. Featuring a double door entry and 9-foot ceilings, this home offers a sunken library that can easily be converted into a fifth bedroom - perfect for growing families or a home office. The grand 17-foot soaring ceiling in the family room creates an impressive open-to-above space filled with natural light. The renovate.

FAQs for 21 Rennie Avenue, Markham, ON , Box Grove , Markham

What are the listing details for 21 Rennie Avenue, Markham, ON?
21 Rennie Avenue, Markham, ON is a Detached for sale in Markham, in the Box Grove neighbourhood, York. The current list price is $1,699,000. MLS number: N13448426.
How many bedrooms and bathrooms does this home have?
21 Rennie Avenue, Markham, ON is listed as a Detached with a ["2-Storey"] style, featuring 4+1 bedroom(s) and 5 bathroom(s). The listed interior size range is 3000-3500 sq. ft..
What lot, basement, garage, or parking details are listed?
The lot size is listed as approximately 45.98 x 91.81 Feet. The basement is listed as: Finished, Full. Garage type: Built-In. Total parking: 4 space(s).
What heating, cooling, and exterior details are shown?
Heating is listed as: Gas, Forced Air. Cooling is listed as: Central Air. Exterior/construction materials are listed as: Brick.
Where is this property located?
21 Rennie Avenue, Markham, ON is located in the Box Grove neighbourhood of Markham. The listed cross street is Ninth Line & Copper Creek Dr.
What information is available on this public listing page?
The public listing page shows current active listing information, property photos, room details when available, map location, listed price, property features, and contact options. Annual taxes are listed as $7,219 / 2025. Valuation tools and similar sold-property previews are available after sign-in where applicable, without displaying sold data in this public FAQ.

FAQ content is based on current active listing fields shown on this page. Sold prices, sold comparables, and VOW-only details are not included in this public FAQ.