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21 Rennie Avenue
Box Grove Markham L6B 0M9

$1,659,000
Residential Freehold beds: 4+1 baths: 5.0

Double Door Entry
Photo 1: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 2: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 3: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 4: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 5: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 6: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 7: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 8: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 9: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 10: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 11: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 12: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 13: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 14: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 15: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 16: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 17: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 18: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 19: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 20: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 21: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 22: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 23: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 24: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 25: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 26: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 27: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 28: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 29: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 30: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 31: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 32: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 33: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 34: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 35: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 36: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 37: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 38: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 39: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 40: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 41: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 42: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 43: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 44: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 45: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 46: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 47: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 48: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 49: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Photo 50: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
Status:
Active
Prop. Type:
Residential Freehold
MLS® Num:
N13780746
Bedrooms:
4+1
Bathrooms:
5
Welcome To One Of The Most Prestigious Communities, Box Grove! Perfectly Located Close To The Amenities Every Family Needs, 21 Rennie Ave. Offers An Exceptional Combination Of Space, Style, And Functionality. This Impressive Manchester Model By Arista Homes Features 4 Large Bedrooms, Over 4,500 Sq Ft Of Living Space, A Finished Basement (2022), And Hardwood Flooring Throughout. Thoughtfully Upgraded And Meticulously Maintained, This Home Offers A Long List Of Tasteful Improvements (Please See Attached Feature Sheet). The Full-Brick Exterior, Beautifully Maintained Curb Appeal, And Elegant Double-Door Entry Create An Impressive First Impression. Inside, 9-Ft Ceilings Lead Into A Spacious And Functional Foyer. The Main Floor Features A Dedicated Office, Offering The Flexibility To Be Converted Into A Main-Floor Bedroom With Ensuite Bath Perfect For Multi-Generational Living Or Guests. The True Showstopper Is The Stunning Family Room, Featuring A Dramatic 17-Ft Soaring Ceiling And Open-To-Above Design, Creating An Incredible Sense Of Space And Filling The Home With Natural Light. The Renovated Kitchen Features Quartz Countertops, Large-Format Tiles, Abundant Cabinetry, And A Spacious Breakfast Area Perfect For Everyday Family Living And Entertaining. Upstairs, Four Generously Sized Bedrooms Are Complemented By Three Full Bathrooms (2022). The Luxurious Primary Retreat Features Double Sinks, A Large Glass Standing Shower, And Spacious Walk-In Closets With Built-In Shelving. Ideally Located Near Top York Region Schools And Just Minutes From Highway 407, This Home Is Also Within Walking Distance To Walmart, Longo's, Major Banks, Restaurants, And Rexall Pharmacy.
Property Type:
Residential Freehold
Property Sub Type:
Detached
Home Style:
2-Storey
Total Approx Floor Area:
3000-3500
Lot Depth:
91'10"
Lot Frontage:
45'11¾"
Direction Faces:
West
Bedrooms:
4+1
Bathrooms:
5.0
Water supply:
Municipal
Kitchens:
2
Kitchens in Basement:
1
Bedrooms Above Grade:
4
Bedrooms Below Grade:
1
Kitchens Above Grade:
1
Rooms Above Grade:
14
Rooms Below Grade:
3
Heating type:
Forced Air
Heating Fuel:
Gas
Fireplaces:
1
Foundation:
Concrete
Roof:
Asphalt Shingle
Basement:
Finished, Full
Fireplace Features:
Family Room
Fireplace/Stove:
Yes
Garage:
Built-In
Garage Spaces:
2.0
Parking Features:
Private
Parking Spaces:
2
Total Parking Spaces:
4.0
Family Room:
Yes
Possession Details:
TBA
Pool:
None
Link:
No
HST Applicable To Sale Price:
Included In
Taxes:
$7,218.85 / 2025
Assessment:
$- / -
York
Markham
Box Grove
Fenced Yard, Greenbelt/Conservation, Hospital, Park, Public Transit, School
Carpet Free, Water Softener, Storage
Furnace, Hot Water Tank, Water Softener
All Existing Appliances, Window Coverings, EV Charger Rough-in (46amps), Reverse Osmosis System,All Light Fixtures
Tesla Equipment and Charger
Brick
Floor
Type
Size
Other
Main
Library
12'7" × 9'
Hardwood Floor, Pot Lights, Window
Main
Living Room
18' × 14'
Hardwood Floor, Pot Lights, Combined w/Dining
Main
Dining Room
18' × 14'
Hardwood Floor, Pot Lights, Combined w/Living
Main
Kitchen
13'7" × 10'5"
Tile Floor, Centre Island, Stainless Steel Appl
Main
Breakfast
13'9¾" × 12'5"
Tile Floor, Open Concept, W/O To Yard
Main
Family Room
16' × 14'9½"
Hardwood Floor, Open Concept, Window Floor to Ceiling
Second
Primary Bedroom
21'7" × 13'
Hardwood Floor, Walk-In Closet(s), 5 Pc Ensuite
Second
Bedroom 2
12' × 11'5"
Hardwood Floor, Closet, 4 Pc Ensuite
Second
Bedroom 3
13' × 12'
Hardwood Floor, Closet, Semi Ensuite
Second
Bedroom 4
19'2" × 11'
Hardwood Floor, Closet, Semi Ensuite
Basement
Kitchen
43' × 18'
Laminate, Open Concept
Basement
Recreation
43' × 18'
Laminate, Combined w/Kitchen, Open Concept
Basement
Media Room
29' × 13'
Laminate, Open Concept
Basement
Bedroom
10' × 7'
Laminate, Closet
Special Designation:
Unknown
Sewers:
Sewer
Air Conditioning:
Central Air
Central Vacuum:
No
Seller Property Info Statement:
No
Laundry Level:
Main Level
Date Listed:
Sep 14, 2026
  • Photo 1: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Double Door Entry
  • Photo 2: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Photo 2 of 50
  • Photo 3: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Full Brick
  • Photo 4: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Photo 4 of 50
  • Photo 5: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Photo 5 of 50
  • Photo 6: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    9ft Main fl/Front Foyer
  • Photo 7: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Main Floor Office
  • Photo 8: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Living/Dining Room
  • Photo 9: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Dining Room
  • Photo 10: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Living Room
  • Photo 11: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Family Room
  • Photo 12: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Open Concept
  • Photo 13: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    17ft Family Room
  • Photo 14: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Breakfast Area - Large
  • Photo 15: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Custom made bench seating
  • Photo 16: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    W/O to yard
  • Photo 17: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Updated Kitchen
  • Photo 18: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Gas Stove
  • Photo 19: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Main Fl - Mud Room
  • Photo 20: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Powder Room
  • Photo 21: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Beautiful Stairs
  • Photo 22: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Iron Pickets
  • Photo 23: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    2nd Floor Foyer
  • Photo 24: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Primary Room
  • Photo 25: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Primary Room
  • Photo 26: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Large Room
  • Photo 27: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Primary 5pc Ensuite
  • Photo 28: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Primary Ensuite
  • Photo 29: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    3rd Br
  • Photo 30: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    3rd Br
  • Photo 31: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    3rd/4th Br - Semi Ensuite Bathroom
  • Photo 32: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    2nd Br
  • Photo 33: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    2nd Br
  • Photo 34: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    2nd Br With Ensuite Bathroom
  • Photo 35: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Primary Br - Separate Rm Toilet
  • Photo 36: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    4th Br
  • Photo 37: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    4th Br
  • Photo 38: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - Office Separate rm
  • Photo 39: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    2nd Br - Ensuite bathroom
  • Photo 40: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement Media Space
  • Photo 41: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - Kitchenette
  • Photo 42: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - Entertainment
  • Photo 43: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - pot lights
  • Photo 44: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - kids play area/storage
  • Photo 45: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - Rec
  • Photo 46: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - Rec
  • Photo 47: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Basement - Full Bathroom
  • Photo 48: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Privacy In The Backyard
  • Photo 49: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Lots of Privacy
  • Photo 50: 21 Rennie Avenue in Markham: Box Grove House for sale : MLS®# N13780746
    Interlocking Seating area
Listed by RE/MAX REALTRON REALTY INC. and HARVEY KALLES REAL ESTATE LTD.
Data was last updated September 15, 2026 at 06:15 AM (UTC)
Area Statistics
Listings on market:
15
Avg list price:
$1,499,000
Min list price:
$899,000
Max list price:
$3,549,000
Avg days on market:
52
Min days on market:
0
Max days on market:
216
These statistics are generated based on the current listing's property type and located in Box Grove. Average values are derived using median calculations. This data is not produced by the MLS® system.
This website may only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate of the type being offered via the website. The data relating to real estate on this website comes in part from the MLS® Reciprocity program of the PropTx MLS®. The data is deemed reliable but is not guaranteed to be accurate.