Cost to Build a Deck in Pittsburgh, PA (2026)
In Pittsburgh a 12×16 ft deck costs about $4,332 in pressure-treated pine and $9,321 in composite, installed — right in line with the US average. Below: local prices by size, footing depth, permits and a calculator priced for Pittsburgh.
Pressure-treated pine
$19–$25 /sq ft
Cedar
$28–$37 /sq ft
Composite
$42–$55 /sq ft
Deck cost calculator for Pittsburgh
Priced with Pittsburgh labour, material and footing-depth factors. Change any input and the estimate updates.
Estimated installed cost
$8,202 – $10,719
192 sq ft · about $48.55/sq ft
- Materials
- $5,707
- Labour
- $3,613
- Footings (36 in deep)
- 3 × about $205
- Frost-depth adjustment
- +$115
Mid-range estimate for a rectangular deck attached to the house, with one beam line per 12 ft of depth and footings every 8 ft. Excludes demolition, permits and site work. For railing, stairs and a full line-item breakdown use the main deck cost calculator.
Pittsburgh deck cost by size and material
Mid-range installed prices for a standard-height deck attached to the house, with footings at 36 inches. Add railing and stairs in the deck cost calculator.
| Deck size | Pressure-treated pine | Cedar | Composite |
|---|---|---|---|
| 10 × 10 ft (100 sq ft) | $2,312 | $3,311 | $4,910 |
| 12 × 12 ft (144 sq ft) | $3,278 | $4,717 | $7,019 |
| 12 × 16 ft (192 sq ft) | $4,332 | $6,251 | $9,321 |
| 16 × 20 ft (320 sq ft) | $7,336 | $10,533 | $15,650 |
| 20 × 20 ft (400 sq ft) | $9,093 | $13,090 | $19,485 |
What makes a deck in Pittsburgh cost what it does
Steep hillside lots make many decks tall, with long posts and extra bracing.
Labour here runs 5% below the Pennsylvania average, so a pressure-treated 12×16 that averages $4,484 across Pennsylvania comes to about $4,332 in Pittsburgh. Cold winters with freeze-thaw and humid summers; hilly sites mean many elevated decks.
Footings
Footings in Pittsburgh go about 36 inches deep, which costs roughly $205 per 12 inch footing installed. A 12×16 deck needs about 3. Size them with the deck footing calculator.
Deck permits in Pittsburgh
Permits are issued by the Pittsburgh Department of Permits, Licenses & Inspections. Footings go 36 inches deep; tall hillside decks often need engineered drawings. Typical fees run $150–$500. For the state rules that sit behind the local ones, see deck cost in Pennsylvania.
Choosing decking in Pittsburgh
Composite adds about $4,988 to a 12×16 deck here over pressure-treated. Pressure-treated remains the value choice outside the Philadelphia and Pittsburgh metros. Run the numbers for your deck in the composite vs wood calculator.
Best time to build
May to October.
Other Pennsylvania cities
- Philadelphia — 12×16 composite about $9,988
Frequently asked questions
How much does a deck cost in Pittsburgh?
A 12×16 ft deck in Pittsburgh costs about $4,332 in pressure-treated pine, $6,251 in cedar and $9,321 in composite, installed. That is $19–$25 per square foot for pressure-treated and $42–$55 for composite.
Is building a deck in Pittsburgh more expensive than elsewhere in Pennsylvania?
A typical deck in Pittsburgh runs 2% below the Pennsylvania average and right in line with the US average, mainly because of local labour rates. Steep hillside lots make many decks tall, with long posts and extra bracing.
Do I need a permit for a deck in Pittsburgh?
Permits are issued by the Pittsburgh Department of Permits, Licenses & Inspections. Footings go 36 inches deep; tall hillside decks often need engineered drawings. Budget roughly $150–$500 for the permit, more if drawings by a design professional are required.
How deep do deck footings have to be in Pittsburgh?
About 36 inches. Each 12 inch footing at that depth costs roughly $205 installed, and a 12×16 deck needs about 3. Always confirm the required depth with the Pittsburgh Department of Permits, Licenses & Inspections before digging — the footing inspection happens before any concrete goes in.
Should I choose composite or wood for a deck in Pittsburgh?
Composite adds about $4,988 to a 12×16 deck in Pittsburgh but removes staining every two to three years. Pressure-treated remains the value choice outside the Philadelphia and Pittsburgh metros.
Price the rest of the project
Figures are planning estimates built from national installed prices adjusted for Pennsylvania and Pittsburgh labour, materials and footing depth. Get two or three itemised local quotes. Method.