Quick Answer

Deck Building Cost in Windsor (2026)

Average cost in Windsor

$12,500avg

$5,000 — $30,000

$35 — $100 per sq ft

+6.5% YoY
6 sources
Updated today
Ontario

Cost Breakdown

Itemized
Materials

Lumber, composite boards, hardware, and footings

$4,000 — $8,000

45%

Labor

Carpentry, framing, and installation

$3,500 — $7,000

40%

Extras & Add-ons

Railings, stairs, and lighting

$1,000 — $3,000

10%

Permits & Prep

Municipal building permits and site preparation

$300 — $800

5%

🧾HST (13%) — Ontario
Base cost + $1,625 tax$14,125

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

🏢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
★★★★★

45 reviews

🔨

Modern Home Solutions Group

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

5.0
★★★★★

16 reviews

🔨

A&J Carpentry Ltd.

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

4.9
★★★★½

109 reviews

🔨

Decks and Fences by Ryan

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

4.3
★★★★½

64 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

On average, a 200 sq ft deck in Windsor costs between $7,000 and $15,000. Basic pressure-treated wood decks fall on the lower end, while premium composite materials push the price higher.

In 2026, professional deck builders in the Windsor area typically charge between $35 and $100 per square foot. This estimate includes both materials and labor.

Yes, while pressure-treated wood costs $35 to $60 per sq ft installed, composite decking ranges from $80 to $130 per sq ft. However, composite lasts 25 to 30+ years with minimal maintenance, making it highly durable for Windsor's hot summers and freezing winters.

Decks over 24 inches above ground or attached to your house require a building permit in Windsor. Permit fees and initial site preparation typically account for about 5% of the total project budget, or roughly $300 to $800.

📊Our Methodology

How we collect data
1

Aggregated from 6+ 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: today. Updates run weekly. All costs in CAD.