How much does a deck cost per square foot in 2026? Most decks cost between $20 and $85 per square foot installed, depending on your material choice and local labor rates. Pressure-treated wood is the most affordable at $20–$35 per sq ft. Composite runs $35–$65. Tropical hardwood tops out at $85 per sq ft. Use our calculator below to get a full estimate for your exact size and location.
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.
Frequently Asked Questions
How much does a deck cost per square foot in 2026?
Deck costs range from $20 to $85 per square foot installed in 2026. Pressure-treated wood is $20–$35 per sq ft. Cedar and redwood run $28–$50. Composite decking costs $35–$65. Tropical hardwoods like ipe top out at $85 per square foot.
What affects deck cost per square foot?
The three biggest factors are material choice, local labor rates, and deck height. Ground-level decks cost less than elevated decks. Your state also matters — California and New York labor rates are 30–40% higher than the national average.
How do I calculate deck cost?
Multiply your deck’s length by width to get square footage, then multiply by your material’s cost per square foot. Example: a 12×16 deck is 192 sq ft. At $27 per sq ft mid-range, that’s roughly $5,200. Use our calculator above for a more precise estimate including labor and permits.