Beautiful grain. Rot-resistant. Medium maintenance.
Low Maintenance
Composite (Trex, etc.)
$35–$65 / sq ft
No staining ever. Looks great long-term. Lasts 30 yrs.
Premium
Tropical Hardwood
$50–$85 / sq ft
Ipe, teak, or mahogany. Extremely durable. High-end look.
Step 3
Where is your deck located?
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Your Personalized Estimate
12×16 Pressure-Treated Deck · Texas
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Pro tip for TexasTexas labor costs are close to the national average. Summer heat can slow framing work — spring and fall builds are often faster and cheaper.
Estimates are for planning purposes only and based on 2025 contractor data. Always get at least 3 quotes before hiring. Prices vary by ZIP code, site conditions, and contractor availability.
8×20 deck costs between $3,200 and $10,400 for most homeowners in 2026, depending on material and local labor rates. At 160 square feet, it is a long narrow deck ideal for side yards, wraparound areas, or homes where outdoor space runs along one side of the house.
Frequently Asked Questions
How much does an 8×20 deck cost in 2026?
An 8×20 deck costs between $3,200 and $5,600 for pressure-treated wood and $5,600 to $10,400 for composite decking. The 160 square foot size keeps costs reasonable while providing useful long narrow outdoor space.
What is an 8×20 deck best used for?
An 8×20 deck works well as a long side yard deck, a wraparound section, or a narrow rear deck along the back of a house. The 20-foot length creates room for multiple chairs or a small table at one end with lounging space at the other.
How does an 8×20 compare to a 10×16?
Both are 160 square feet but with different proportions. An 8×20 is narrower and longer while a 10×16 is slightly wider and shorter. Choose based on your yard shape and intended use.
How long does it take to build an 8×20 deck?
Most contractors can complete an 8×20 deck in 2 to 4 days. The narrow width keeps framing straightforward though the extra length adds to the decking installation time.
