If you’re planning a new deck in Western Pennsylvania, one of the first questions is: How much is this going to cost?
Deck pricing varies based on size, materials, layout, height, and structural complexity. This guide breaks down real pricing ranges, cost drivers, and examples so you can plan your project with confidence.
- Basic Pressure-Treated Deck $8,000 – $18,000
Simple layout • basic railings • minimal stairs • lower height
- Mid-Range Composite Deck (Most Popular) $18,000 – $45,000
Composite decking • upgraded railings • larger layout • additional stairs
- Premium Composite / PVC Deck $45,000 – $90,000+
High-end materials • cable or premium railing • multi-level design • custom features
- Deck with Roof or Covered Structure $15,000 – $60,000+
Separate structural system • framing requirements • electrical considerations
Deck Type
Pressure-Treated Deck
Mid-Range Composite Deck
Premium Composite / PVC
Roof / Covered Structure
Typical Installed Price Range (Western PA)
$8,000 – $18,000
$18,000 – $45,000
$45,000 – $90,000+
+$15,000 – $60,000+
Decking is often estimated by square footage.
Pressure-treated wood
$30 – $55 per sq ft
Composite
$55 – $95 per sq ft
PVC / premium systems
$80 – $130+ per sq ft
- Size (total square footage)
- Height off the ground
- Framing and structural requirements
- Decking material choice
- Railing type (wood, aluminum, cable)
- Stairs and landings
- Add-ons (lighting, drainage, pergolas, etc.)
Starter Deck
12×16 pressure-treated deck with basic rail
$10,000 – $18,000
Most Common Upgrade
14×20 composite deck with aluminum rail and stairs
$22,000 – $45,000
High-End “Forever Deck
16×24 premium composite/PVC with custom features
$45,000 – $90,000+
- Approximate size (width × length)
- Material preference (wood vs composite vs PVC)
- Railing type
- Must-have features (stairs, lighting, roof, etc.)
Photos of your yard and attachment point can help speed up the process.
In many cases, yes — depending on weather conditions and permitting.
Planning early helps ensure availability during peak building seasons.
- Attached to the home
- Elevated
- Include stairs or railings
- Missing permit details
- No framing or footer specifications
- Vague material descriptions
- Incomplete scope (railings, stairs, etc.)
- No written contract or change process
Cousins Roofing, Siding & Decks designs and builds decks throughout Western Pennsylvania.
If you want a clear scope, realistic pricing, and a deck built correctly, request a free estimate today.
