In 2024, the allure of outdoor living continues to draw homeowners towards enhancing their spaces with durable and visually appealing decking solutions. Among these, Trex Decking stands as a notable option, offering an amalgamation of aesthetics, longevity, and minimal maintenance.

This comprehensive guide navigates through the various facets of Trex Decking costs, shedding light on the nuances and factors shaping its pricing landscape in 2024.

What is trex decking?

Trex decking emerges as a revolutionary composite deck material meticulously crafted as a superior alternative to traditional wood decking. Engineered to surpass wood, Trex boasts an impressive array of benefits that redefine outdoor deck experiences.

composite deck

According to Trex, this composite material stands out by its unparalleled durability, resisting rot, splintering, warping, and staining. Notably, it simplifies maintenance routines, ensuring an effortless and hassle-free cleaning process, marking a significant departure from the demanding upkeep often associated with wood.

Trex decking is an eco-conscious solution that epitomizes sustainability by incorporating 95% reclaimed wood, making it an environmentally friendly choice. It embodies longevity and contributes to reducing environmental impact through its resourceful composition.

Moreover, Trex decks represent a testament to longevity, supported by warranties ranging from 25 to 50 years. With this, they last much longer than traditional wood decks, making them a great long-term investment.

Aesthetically appealing, Trex decking offers a diverse palette of colors, authentically replicating the rich finishes of natural wood. This variety adds visual allure and expands design possibilities, allowing homeowners to personalize their outdoor spaces according to their preferences.

Average trex decking cost

The cost of Trex decking hinges on multiple factors, primarily influenced by deck size and labor. For a typical homeowner, the average expense totals around $7,500, encompassing both materials and labor.

The price spectrum is vast; those opting for a DIY approach might spend as little as $1,500 for a smaller, 100-square-foot deck using the most basic Trex materials and a straightforward design. Conversely, the investment for a professionally installed Trex deck can soar to $20,800 for a larger, intricately designed 400-square-foot deck.

Lowest Decking Cost$1,500
Average Decking Cost$7,500
Highest Decking Cost$20,800

The variations in cost are largely attributable to the chosen Trex product line, the intricacy of design, and professional labor expenses. Basic Trex materials come at a lower price point, appealing to DIY enthusiasts seeking cost-effective options for smaller deck projects. Conversely, the higher-end Trex collections, boasting advanced features like enhanced durability and aesthetics, incur higher costs per square foot.

Labor costs play a pivotal role in the overall expense. DIY projects offer substantial savings on labor costs, enabling homeowners to dedicate a greater share of their budget exclusively to purchasing materials.

However, hiring professionals ensures precise installation, compliance with local regulations, and potentially quicker project completion for larger or more complex designs. Though more expensive, this professional touch guarantees quality workmanship and peace of mind.

Understanding these cost dynamics empowers homeowners to make informed decisions, weighing the trade-offs between DIY endeavors and professional installations based on budget, project complexity, and desired outcomes.  

Trex decking cost by square foot

 When determining the cost of Trex decking, the square footage plays a pivotal role. The cost per square foot for Trex decking material typically falls within the $7 to $12 range, varying based on the specific product line chosen.

Basic Trex lines, providing quality and durability, often come at the lower end of this spectrum. At the same time, premium options like Transcend, offering advanced features such as increased resistance to fading and stains, may be positioned at the higher end.

To better understand the expense associated with different deck sizes, a quick breakdown based on square footage might shed light. For instance, a smaller deck of 10×10 feet, totaling 100 square feet, could cost between $1,500 to $3,000 for materials alone.

Conversely, a larger deck, say 20×20 feet, covering 400 square feet, might incur material costs ranging from $6,000 to $12,000. These estimates consider the cost range of $15 to $30 per square foot for Trex decking materials.

Here’s a summary table detailing the cost range for various deck sizes based on square footage:

Deck DimensionsSquare FootageMaterial Cost Range (USD)
10×10 feet100 sq. ft.$1,500 – $3,000
12×12 feet144 sq. ft.$2,160 – $4,320
14×20 feet280 sq. ft.$4,200 – $8,400
16×20 feet320 sq. ft.$4,800 – $9,600
20×20 feet400 sq. ft.$6,000 – $12,000

Remember, these figures are solely for the materials, excluding labor costs or additional features. The deck’s size significantly impacts the overall expenses, making it crucial to consider square footage when planning and budgeting for Trex decking in 2024.

 Trex decking labor costs

Understanding the pivotal role of professional labor in Trex decking installation is crucial. Labor expenses for Trex decking installation encompass the skilled craftsmanship required to bring your outdoor space to life. It’s not merely about placing boards; it’s an artistry that ensures structural integrity, longevity, and the realization of your envisioned deck.


The labor cost typically ranges between $8 to $22 per square foot, a range influenced by various factors. The complexity of your deck design, local labor rates, and the intricacy of the installation significantly impact this expense.

A more intricate design or incorporating additional features like railings and lighting may increase labor costs. Moreover, regional variations in labor rates and demand can also play a role in determining the final expense.

While opting for DIY installation might seem cost-effective, the expertise of professional installers ensures precision and adherence to local building codes.

Their proficiency minimizes the risk of errors that could lead to costly repairs. Additionally, professional installation often comes with warranties, providing peace of mind and added value to your investment.

It’s essential to engage experienced and reputable contractors to ensure the quality and durability of your Trex decking project. Seeking multiple quotes, verifying credentials, and reviewing past projects can aid in selecting the right professionals for the job.

Investing in skilled labor for Trex decking installation is not merely an expense; it’s an assurance of a meticulously crafted outdoor oasis that enhances your home’s value and enjoyment for years to come.

How much does a 20×20 trex deck cost?

A 20×20 Trex deck spanning 400 square feet typically incurs costs between $6,000 to $12,000, primarily dependent on the selected Trex product line and any additional features incorporated into the design. This cost estimate covers the material expenses, labor charges, and necessary permits. 

Building a 20×20 Trex deck involves materials that can cost between $15 to $30 per square foot and labor expenses of $8 to $22 per square foot. These variations are influenced by factors such as geographical location, installation complexity, and the contractor’s expertise.

The price breakdown for a 20×20 Trex deck can vary based on the specific Trex series chosen. Basic lines often offer a more cost-effective solution, while premium collections, boasting advanced features and extended warranties, may drive the price toward the higher end of the spectrum. Furthermore, including additional elements like railing systems, lighting, or intricate designs can contribute to the overall expenses.

Considering this cost range, homeowners need to conduct thorough research, compare prices across suppliers, and obtain multiple quotes from reputable contractors. Such diligence ensures a balance between quality and affordability, guaranteeing a well-constructed Trex deck that meets both aesthetic preferences and functional needs. Knowing all the different costs helps homeowners make smart choices and plan how much they need for their outdoor projects. 

Click to learn: How Much Does a 20X20 Composite Deck Cost?

Where to buy trex decking cheap?

Finding affordable Trex decking involves strategic considerations and exploration. While the product maintains a reputation for quality, several avenues exist to lower the overall cost without compromising on excellence. 

Home Improvement Retailers: Home improvement giants often stock Trex decking and occasionally offer competitive prices. Retailers like Home Depot or Lowe’s might run seasonal sales or promotional events, providing cost-effective opportunities for deck builders. Exploring these outlets during such periods could yield significant savings.

Local Lumberyards: Local lumberyards could be hidden gems for finding reasonably priced Trex decking. Sometimes, these outlets offer competitive rates due to their lower operational overheads than larger chain stores. Engaging with these businesses opens doors to personalized deals or discounts for bulk purchases.

Online Suppliers: Online suppliers provide convenience and sometimes cost efficiency due to reduced operational expenses. Numerous online platforms specialize in decking materials, allowing buyers to compare prices, explore different Trex product lines, and potentially find discounts or clearance sales. However, it is important to exercise caution when buying products online to ensure their authenticity and quality.

Wholesale Distributors: Seeking out wholesale distributors can lead to substantial cost savings, especially for larger projects. These distributors often offer discounted rates for bulk purchases, catering to contractors or individuals undertaking extensive decking installations. Establishing relationships with wholesalers may also lead to long-term cost benefits for future projects.

Local Building Material Auctions or Sales: Occasionally, local building material auctions or sales events feature decking materials, including Trex products, at discounted rates. These events could be a goldmine for acquiring quality decking materials at significantly reduced prices. Keeping an eye on community listings or industry publications for such events might prove fruitful.

Directly from Trex Authorized Dealers: Purchasing directly from authorized Trex dealers ensures product authenticity and quality. These dealers might offer competitive pricing and exclusive deals, particularly during promotional periods or when introducing new product lines. Establishing a relationship with these dealers might also grant access to insider discounts or loyalty programs.

Refurbished or Secondhand Markets: Exploring refurbished or secondhand markets, such as salvage yards or online marketplaces, might present cost-effective Trex decking options. Individuals or contractors might find unused or slightly used decking materials at discounted rates, providing a budget-friendly alternative for decking projects.

Local Classifieds or Community Networks: Utilizing local classified ads or community networks could unearth individuals selling excess or leftover Trex decking materials at reduced prices. Engaging with community networks or online forums related to construction or home improvement might lead to discovering affordable decking materials.

Factors that affect trex decking costs

trex decking

Deck Size and Complexity: The size and complexity of the deck significantly impact costs. Larger decks naturally require more materials, increasing the overall expense. Complex designs, multiple levels, intricate shapes, or extra features like built-in benches or planters may also raise labor costs.

Additional Features and Accessories: Incorporating extras such as railing systems, lighting, or specialized accessories adds to the total cost. These components not only enhance aesthetics but also contribute to the functionality and safety of the deck. Choosing these features wisely can affect the overall budget.

 Labor Expenses: The labor expenses for installing a Trex deck vary based on multiple factors. Project size, complexity, and the expertise of the installers play pivotal roles in determining costs. Additionally, the duration of the installation significantly impacts expenses, with more intricate projects consuming several weeks, while simpler installations may conclude within a few days.

Geographical location is another crucial determinant. Labor expenses may fluctuate across regions due to variations in living costs and the presence of skilled installers within each area. Areas with high demand for deck installations or limited experienced professionals might witness elevated labor expenses compared to regions with ample qualified installers.

Location and Accessibility: Regional differences, shipping costs, and local building codes influence the overall cost. Remote areas incur higher shipping fees, while urban locations may have varying labor rates. Moreover, accessibility to the installation site affects labor and material transportation costs.

Market Conditions and Demand: Market dynamics, including material availability, inflation, and seasonal demands, impact pricing. Fluctuations in demand during peak construction seasons affect material prices, potentially influencing the overall project cost.

Permitting and Compliance: Obtaining permits and adhering to local building codes add to the cost. Compliance with regulations ensures safety and legality but might require additional expenses for documentation, inspections, or modifications to meet specific requirements. Although this may vary by municipality, this typically costs $100 to $300. 

Frequently asked questions

1. What’s the cost estimation for different deck dimensions?

Estimating deck costs for different dimensions are approximate. For example, a 10×10 Trex deck might range from $1,500 to $3,000 for materials. However, costs vary due to materials, labor, and specific project requirements, so seeking quotes tailored to your project is crucial for accurate budgeting.

2. How can I ensure quality while minimizing costs?

For quality Trex Decking, pick trusted suppliers, compare costs, and consider long-lasting materials for lasting value and quality. Ensure reliability by checking warranties and reviews while considering upfront expenses against the deck’s durability. Prioritizing trusted suppliers guarantees performance, enabling homeowners to achieve a cost-effective yet long-lasting deck.  

3. Are there hidden costs besides material and labor?

Hidden costs beyond materials and labor for Trex Decking may involve unforeseen expenses such as permits, alterations to the original design, or unexpected structural modifications. These additional costs, often overlooked, should be factored into the budget planning process to avoid financial surprises during the deck construction or renovation phase.

Related reading: What are Composite Decking Accessories?