Cost to Composite Deck Building in Houston, TX (2026)
If you’re budgeting a composite deck building in Houston, most projects run $7,976-$19,496, 11% below the $14,000 national average. What moves that number most is usually one thing: Deck Size. On its own it can swing the cost by $3,000 - $15,000+, so that’s the decision to slow down on before you sweat the smaller stuff.
Easiest place to save: Choose entry-level composite over premium lines. Trex Enhance or Fiberon Basics deliver solid performance at $5-$7/sq ft vs. $10-$14 for premium boards - saving $1,500-$2,100 on a 300 sq ft deck.
In the South (where Houston sits): Lower labor costs, year-round building season.
$7,976-$19,496 in Houston
11% below the national average · 0.89x cost multiplier
In Houston, a composite deck building runs $7,976 to $19,496 on average - about 11% below what homeowners pay nationwide. The South market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.
Cost Breakdown in Houston
| Line Item | Low | Mid | High |
|---|---|---|---|
| Cost per sq ft | $35 | $49 | $71 |
| Materials | $4,320 | $7,200 | $13,440 |
| Labor | $3,174 | $5,952 | $9,523 |
| Permits | $240 | $336 | $480 |
| Total | $7,734-14% vs. national avg | $14,112-12% vs. national avg | $24,883-11% vs. national avg |
Budget
Entry-level composite (Trex Enhance or Fiberon), ground-level, basic railing, simple rectangular layout, $30-$45/sq ft for 300 sq ft
Mid-Range
Mid-tier composite (Trex Select or TimberTech), standard height, upgraded railing system, $45-$65/sq ft for 300 sq ft
Premium
Premium composite (Trex Transcend or Azek), multi-level or elevated, aluminum railing, built-in lighting, $65-$100+/sq ft for 300 sq ft
Material Options
Material prices below are national averages; availability in Houston may shift costs slightly.
| Material | Cost/Unit | Best For |
|---|---|---|
| Trex Enhance | $5-$7/sq ft (material) | Budget-conscious builds where composite is preferred over woodMost affordable Trex line, good color selection, 25-year warranty |
| Trex Select | $7-$9/sq ft (material) | Most popular mid-range choice, good balance of price and performanceBetter fade and stain resistance, more natural wood grain, 25-year warranty |
| Trex Transcend | $10-$14/sq ft (material) | Premium builds where appearance is a priorityBest Trex aesthetics, deep wood grain, superior scratch resistance, 25-year warranty |
| TimberTech / Azek | $7-$12/sq ft (material) | Homeowners wanting maximum longevity and minimal maintenanceCapped polymer (Azek) is virtually maintenance-free, excellent color retention, 30-50 year warranties |
| Fiberon | $5.50-$9/sq ft (material) | Value-oriented builds, comparable quality to Trex at a lower priceCompetitive pricing, solid warranty, good color options |
Other Projects in Houston
Houston Estimate
Typical Range
$7,976-$19,496
vs. National Average
11% below national
Cost Multiplier
0.89x
Cost Per sq ft
$35-$71
This 0.89x estimate prices Houston labor from BLS Occupational Employment and Wage Statistics (May 2025) and applies a lighter regional adjustment to materials and permits, which vary less by metro than labor does. Actual bids vary by contractor, project scope, and timing.
See national average costs →