Skip to main content
For Sale
Just Listed
Open House Sun 1821

166 Krieghoff Avenue

Unionville, Markham, ON
$5,280,000
5+2Bd
9Ba
4,250+sqft
6Parking
60 x 125 ftlot
$1242/sqft
DetachedMLS# N13217692Listed 2026-05-300 DOM
Cooling
Central Vacuum
Basement
Finished

Just listed! New listings in Markham often receive offers within the first week.

About this home

A Masterpiece of Luxury Living in Prestigious Unionville! Brand-new custom residence offering over 6500 sq. ft. of exceptional living space, including approx. 4,460 sq. ft. on the main & second levels plus a beautifully finished 2,065 sq. ft. basement. Featuring 5+2 bedrooms, each with its own ensuite and heated floors, this extraordinary home showcases refined craftsmanship, timeless design, and modern luxury throughout. A grand stone façade and impressive 9' solid mahogany double entrance door open into a magnificent light-filled foyer. Expansive windows and strategically placed skylights highlight designer chandeliers, custom-fabricated slab vanity sinks, elegant white ash hardwood floors, cozy gas fireplaces, and a dramatic red oak mono-stringer open-riser staircase with LED lighting. The gourmet kitchen is equipped with top-of-the-line appliances and complemented by a second wok kitchen, ideal for both everyday family living and elegant entertaining. The luxurious primary suite offers a spacious walk-in closet and a spa-inspired 7-piece ensuite with heated floors and an automatic toilet. A second-floor laundry room adds convenience, while the upper-level sitting area creates a peaceful retreat for reading, meditation, or quiet relaxation. The fully heated walk-up basement is an entertainer's dream, complete with a spacious games room, large theatre room, wet bar/kitchen, and two additional bedrooms. Located in one of Unionville's most prestigious and established communities, close to top schools, parks, Main Street Unionville, boutique shops, restaurants, cultural events, Unionville GO Station, and everyday amenities. A rare opportunity to own a truly exceptional custom home in the heart of Unionville.

Hardwood

Rooms

Main Floor
Living Room6.47 × 5.07 m
Dining Room6.47 × 5.07 m
Kitchen4.69 × 4.47 m
Family Room6.12 × 4.69 m
Office4.57 × 3.20 m
Second Floor
Primary Bedroom5.74 × 5.30 m
Bedroom 25.15 × 4.16 m
Bedroom 34.90 × 3.73 m
Bedroom 44.31 × 3.73 m
Bedroom 54.21 × 3.22 m
Basement
Recreation9.80 × 4.62 m
Media Room3.50 × 2.64 m
Bedroom4.97 × 3.04 m
Bedroom4.31 × 3.20 m

Features

  • Auto Garage Door Remote
  • Built-In Oven
  • Central Vacuum
  • ERV/HRV
  • Finished
  • Central Air
  • 2-Storey

Financials

Annual Taxes
$17,997.15

Estimated Rental Income

Entire property$4,500 – $7,000/mo
Basement apartment$1,800 – $2,500/mo
Rental yield1.0% – 1.6%

*Estimates based on comparable rentals in the area. Actual income may vary.

Market Data — Markham

Days on market0 days
Buyer's MarketSeller's Market

Based on active listings in Markham. Data updates daily.

Demographics — Markham

Population
338,503
Avg Household Income
$118,000
Age Distribution
0-19
20%
20-34
18%
35-49
22%
50-64
22%
65+
18%
Ownership
82% own · 18% rent
EnglishMandarinCantoneseTamilUrdu

Our estimate for this home

Priced 55.7% above estimate
Estimated range
$3.14M$3.65M
Mid-point $3.39M · ~$798/sqft
How this listing compares
$3.14MList · $5.28M$3.65M
High confidence·Based on 77 gta-wide comparables

Estimated range is generated automatically from active comparables and is for informational purposes only. Not an appraisal — contact Aman for a full comparative market analysis that factors in condition, renovations, and positioning.

MLS® data courtesy of the Toronto Regional Real Estate Board (TRREB).

The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose. Listing information is deemed reliable but is not guaranteed accurate by the Toronto Regional Real Estate Board, the listing brokerage, or this website. 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. MLS®, Multiple Listing Service®, and the associated logos are owned by CREA. Not intended to solicit properties currently listed for sale or buyers under contract.

$5,280,000
166 Krieghoff Avenue, Markham
WhatsAppCall