Quick Answer

Deck Building Cost in Windsor (2026)

Average cost in Windsor

$19,333avg

$8,000 — $45,000

$45 — $95 per sq ft

+6.5% YoY
8 sources
Updated 3 days ago
Ontario

Cost Breakdown

Itemized
Labor

Skilled carpentry and site prep

$3,200 — $22,500

50%

Materials

Decking boards, framing, and hardware

$3,600 — $18,000

40%

Railings & Stairs

Aluminum, glass, or wood systems

$800 — $3,500

7%

Permits & Drawings

City of Windsor fees and BCIN plans

$400 — $1,000

3%

🧾HST (13%) — Ontario
Base cost + $2,513 tax$21,846

HST at 13%

📋What's Included

Scope

Typically Includes

  • Pressure-treated lumber
  • Concrete footings
  • Railing system
  • Stairs (1 set)
  • Hardware & fasteners
  • Labor

Typically Excludes

  • Composite or hardwood decking
  • Built-in seating or planters
  • Pergola or roof
  • Lighting
  • Permits

Based on a standard 200 sq ft pressure-treated wood deck.

🧮Estimate Your Cost

Interactive

Estimated Cost

$7,100

$5,680 — $8,520

Based on 8 sources and market data for Windsor. Actual costs may vary depending on specific project requirements.

📈Price Momentum

Year-over-year

~1 year ago

$18,153

Today

$19,333

Deck Building in Windsor is 6.5% compared to roughly a year ago — about $1,180 more on the average project.

Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.

🏢Top Deck Build Contractors in Windsor

Verified providers
🔨

Defined Group

508 Elmstead Rd, Windsor, ON N8N 2P4, Canada

5.0
★★★★★

61 reviews

🔨

Elze Contracting inc

560 Aylmer Ave, Windsor, ON N9A 1T8, Canada

5.0
★★★★★

46 reviews

🔨

Modern Home Solutions Group

2562 Central Ave, Windsor, ON N8W 4J5, Canada

5.0
★★★★★

29 reviews

🔨

A&J Carpentry Ltd.

968 Matthew Brady Blvd, Windsor, ON N8S 3K1, Canada

4.9
★★★★½

116 reviews

🔨

Decks and Fences by Ryan

1361 Ouellette Ave, Windsor, ON N8X 1J6, Canada

4.3
★★★★½

66 reviews

Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.

💬What People Actually Paid

Community

Common Questions

Yes, in Windsor, a permit is required for any deck that is more than 24 inches (60 cm) above finished grade. In 2026, the minimum permit fee is $250.00, plus a $70.00 Zoning Certificate fee for small residential projects.

Pressure-treated wood decks typically cost between $45 and $65 per sq ft installed. Premium composite decks (like Trex or TimberTech) range from $75 to $95 per sq ft. While composite is roughly 40-60% more expensive upfront, it eliminates the $500-$1,500 annual maintenance costs required for wood.

Windsor's freeze-thaw cycles require footings to be at least 42 inches deep to reach the frost line. This adds roughly $150-$250 per footing in labor and concrete costs compared to warmer regions, ensuring the structure doesn't heave during winter.

Professional deck contractors in Windsor typically charge between $35 and $55 per hour per worker. For a standard 200 sq ft deck, labor usually accounts for $4,000 to $7,000 of the total quote.

📊Our Methodology

How we collect data
1

Aggregated from 5+ verified web sources and cost databases

2

Licensed contractor estimates and regional cost guides

3

Government construction and labor statistics

4

Community-reported project costs and reviews

Last data collection: 3 days ago. Updates run weekly. All costs in CAD.

About this data

Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.

Spotted bad data? Let us know — we'll review and update.