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Deck Building Cost Estimator
Decking material is the biggest cost lever. Pressure-treated is the value pick; composite costs more up front and almost nothing to maintain.
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Prices are adjusted for local labor costs in this county.
Estimated deck cost
$7,356 – $13,440
- Deck size
- 16 x 12 ft (192 sq ft)
- Cost per sq ft
- $38 – $70
- Typical timeline
- 5–10 days
- Permit & inspection
- $250typical Knox County
- Composite costs 40–70% more up front but skips staining every two or three years.
Prices are estimated ranges for planning only. They are based on mid-to-high national cost data adjusted for your East Tennessee market. Final pricing depends on access, existing conditions, materials chosen, and the scope confirmed on site.
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