How much does a deck building cost? (2026)
A deck building costs about $13,500 on average in 2026, with most projects running $9,000–$21,000 for a typical 300 sq ft deck. That works out to roughly $30–$70 per sq ft.
Deck building cost, by tier
| Tier | Per sq ft | Typical project |
|---|---|---|
| Budget | $30 | $9,000 |
| Mid-range | $45 | $13,500 |
| High-end | $70 | $21,000 |
Project totals assume a typical 300 sq ft deck — an illustrative size to show scale, not a benchmark. Your total scales with the actual size.
Deck building cost by region
Labor and materials vary widely by region. Against the national average, a mid-range deck building runs roughly:
| Region | Typical per sq ft | vs. national |
|---|---|---|
| Northeast | $53 | 18% above the national average |
| Midwest | $41 | 10% below the national average |
| South | $40 | 12% below the national average |
| West | $51 | 14% above the national average |
Deck building cost by state
Northeast
Midwest
South
Sources
Deck building figures are drawn from Angi, decks.com editorial cost guides (2026) and adjusted by US Census region, last sourced 2026-07-05. They are budgeting estimates — rough starting points, not quotes, and not financial advice.
Frequently asked questions
- How much does a deck building cost in 2026?
- A deck building costs about $13,500 on average, with most projects running $9,000–$21,000 for a typical 300 sq ft deck. Actual cost depends on materials, scope, and local labor.
- What is the cost per sq ft?
- Installed rates run about $30–$70 per sq ft, or roughly $45 per sq ft for a mid-range job.
- Are these deck building costs a quote?
- No. They are estimates from Angi, decks.com editorial cost guides (2026), adjusted for region — useful for budgeting and comparing homes, not a substitute for a contractor's quote.
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