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.
8×12 deck costs between $1,900 and $6,200 for most homeowners in 2026, depending on material and local labor rates. At 96 square feet, it gives you a little more room than an 8×10 without a big jump in price, making it a practical size for small backyards and side entrances.
Frequently Asked Questions
How much does an 8×12 deck cost in 2026?
An 8×12 deck typically costs $1,900 to $3,400 for pressure-treated wood and $3,400 to $6,200 for composite decking. Labor and permit costs vary by state and local market conditions.
What can fit on an 8×12 deck?
An 8×12 deck can fit a small bistro table with 2 to 4 chairs or a loveseat with a coffee table. It is a good size for a morning coffee spot or a small outdoor seating area.
Is an 8×12 deck worth building?
Yes, for homeowners who want outdoor space without a large investment. An 8×12 deck adds functional living space and can increase home value at a relatively low cost compared to larger builds.
How long does it take to build an 8×12 deck?
Most contractors can complete an 8×12 deck in 1 to 3 days. Simple ground-level builds on flat terrain tend to be the fastest to complete.
More Deck Size Calculators
Deck Cost by State
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