Deck Building Cost in San Antonio (2026)
Average cost in San Antonio
US$3,500 — US$38,500
US$15 — US$55 per sq ft
Cost Breakdown
ItemizedDecking boards, joists, beams, and fasteners
55%
Framing, installation, and site preparation
35%
City of San Antonio DSD flat fees and HOA apps
6%
Structural engineering and design plans
4%
Sales Tax at 6.25%
📋What's Included
ScopeTypically Includes
- Pressure-treated lumber
- Concrete footings
- Railing system
- Stairs (1 set)
- Hardware & fasteners
- Labor
Typically Excludes
- Composite or hardwood decking
- Built-in seating or planters
- Pergola or roof
- Lighting
- Permits
Based on a standard 200 sq ft pressure-treated wood deck.
🧮Estimate Your Cost
InteractiveEstimated Cost
US$5,568 — US$8,352
Based on 9 sources and market data for San Antonio. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
US$12,600
Today
US$13,419
Deck Building in San Antonio is ↑ 6.5% compared to roughly a year ago — about US$819 more on the average project.
Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.
🏢Top Deck Build Contractors in San Antonio
Verified providersCreative Concept Decks
6923 W Loop 1604 N #216, San Antonio, TX 78254, USA
73 reviews
New Home Decks
11300 Shaenfield Rd Unit 505, San Antonio, TX 78254, USA
109 reviews
South Texas Contractors & Roofing
323 Oak Gln, San Antonio, TX 78209, USA
96 reviews
Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.
💬What People Actually Paid
Community❓Common Questions
The City of San Antonio Development Services Department (DSD) typically charges a flat building permit fee of approximately $160 for residential decks and patios as of the FY2026 fee schedule.
In 2026, entry-level pressure-treated pine costs between $15 and $25 per sq ft, while premium composite materials like Trex or TimberTech range from $35 to $55 per sq ft installed.
Yes, the region's expansive clay soil often requires deeper concrete footings or helical piers to prevent shifting, which can add $500 to $1,500 to the foundation phase of the project.
A permit is required if the deck is attached to the house, exceeds 200 square feet in area, or is more than 30 inches above the adjacent grade.
📊Our Methodology
How we collect dataAggregated from 5+ verified web sources and cost databases
Licensed contractor estimates and regional cost guides
Government construction and labor statistics
Community-reported project costs and reviews
Last data collection: 4 days ago. Updates run weekly. All costs in USD.
About this data
Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.
Spotted bad data? Let us know — we'll review and update.