An outdoor deck in Los Angeles typically costs $8,000 to $20,000, or about $15 to $35 per square foot installed, depending on the material and size. Pressure-treated wood is the most affordable, while composite like Trex costs more up front but lasts longer with less maintenance. Here’s the full cost breakdown for building a deck in LA.
Are you considering building an outdoor deck in Los Angeles, but unsure of the cost? Planning your deck construction budget is an essential step to ensure your project stays on track, and today, we’ll explore the various cost factors involved. From material costs to labor expenses, additional features, and even the impact on home value, we’ll cover it all, helping you better prepare for your outdoor deck project.
Here at GreatBuildz, we speak with clients every day who need to find a great backyard contractor or deck contractor in Los Angeles, Ventura, and Orange Counties.
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Understanding the Basic Costs of Building an Outdoor Deck
Before we look at the detailed breakdown of deck construction costs, let’s first understand the basic cost factors involved. General cost factors include permits, site preparation, and additional features like built-in planters or seating. The location, availability of materials, and labor rates are also important cost determinants for deck construction costs. The type of deck and the choice of material will significantly impact the overall price. Taking these factors into consideration enables homeowners to create a realistic budget for their outdoor deck project.
General Cost Factors
When estimating outdoor deck construction costs, consider permits ($500-$1,500) for compliance with building codes. Site preparation (clearing, leveling, removing existing structures) can cost $1,000-$2,000 depending on the size of your deck. Additional features like planters or seating or water features range from $500 to $2,000. Location affects costs due to labor rates and material availability. The deck type and material chosen will also significantly impact the total cost, or if the design is complex, such as a second story deck. Keep these factors in mind when planning your deck project and considering your desired price range.
Material Costs
When building an outdoor deck, material costs are a significant consideration. The choice of decking material, such as composite decking, redwood decking, cedar decking, or exotic hardwoods, like bamboo, will impact expenses. Material costs also include deck railing, additional features, and sealing/staining materials. Choose a decking material that fits your budget, maintenance preferences, and desired longevity.

Labor Costs
Labor costs are another significant component of outdoor deck construction expenses. The cost of labor encompasses deck installation, framing, flooring, and building support posts or concrete footings. Several factors can impact labor costs, including deck size, design complexity, additional features, and your location. Labor costs range from $5 to $10 per square foot of deck installation, framing, flooring, and support posts or concrete footings.
Custom designs and skilled labor may cost more, especially for intricate features or complex deck structures, like a pergola or built-in hot tub. To ensure you’re getting the best value, it’s recommended to obtain multiple quotes from different deck builders and compare their labor costs, experience, and customer reviews.
Detailed Breakdown of Deck Construction Costs
Now, let’s look at a detailed breakdown of deck construction costs, exploring cost per square foot and cost by material, providing you with a better understanding of your total expenses.

Cost per Square Foot
When it comes to estimating deck construction costs, the cost per square foot is a critical metric to consider. In Los Angeles, the average cost per square foot for a deck ranges from $30 to $60. However, this cost can increase significantly for higher-end materials and complex designs, like an outdoor kitchen, that incorporate additional features like built-in seating, lighting, or plumbing elements. In such cases, the costs can go as high as $100 per square foot.
Cost by Material
Decking material costs can vary depending on the material of your choice. Wood decking, such as cedar or redwood, is relatively affordable and ranges from $15 to $35 per square foot. However, long-term maintenance costs such as sealing, staining, and potential rot or mold issues should be taken into account. Exotic hardwoods like ipe or tigerwood are both durable and low maintenance but come at a higher price point.
Composite or PVC decking material is a good option that offers superior durability, longevity, and low maintenance without the need for sealing or staining. However, it is the most expensive option with costs ranging from $30 to $60 per linear foot.
When deciding on which decking material to choose, it’s important to weigh the cost against the desired lifespan, maintenance needs, and aesthetic preferences of your outdoor deck. It’s also important to factor in other considerations such as environmental impact, moisture resistance, and sustainability when selecting your decking material.

Additional Costs to Consider When Building a Deck
In addition to material and labor costs, there are additional expenses to consider when building an outdoor deck. These costs, though not directly related to the construction, can impact your total budget and long-term deck maintenance. Ensuring your deck complies with building codes may require permits and inspections, costing an additional $500 to $1,500, depending on your location and deck size. Taxes and insurance for your new deck may increase by a few hundred dollars annually, adding to your long-term expenses. Potential repairs and maintenance, such as sealing, staining, or deck board replacement, can cost an average of $700 to $1,200 per year, ensuring your deck’s longevity.
Reducing Your Deck Building Costs
If you’re looking to reduce your outdoor deck-building costs, there are several strategies you can consider. Choosing cost-effective decking materials, like pressure-treated lumber, can significantly reduce your overall deck-building expenses. Choosing a simpler deck design, such as a platform or floating deck, can also lower your construction costs while still adding functionality and aesthetics to your outdoor space. Another option to reduce costs is considering a DIY deck installation. While DIY deck building can save on labor costs, it requires time, effort, and expertise, especially in complying with building codes. If you choose to go the DIY route, keep in mind that you may need to purchase or rent tools and equipment, such as drills, saws, and hammers. Regular maintenance, such as sealing, staining, and deck upkeep, is another cost-saving measure that can extend the life of your deck and save money on repairs in the long run.

DIY Vs. Hiring a Professional
Building a deck requires a significant investment of time, effort, and money. When deciding between DIY deck building or hiring a professional, it is essential to consider the trade-offs involved. While DIY can save on labor costs, it requires compliance with building codes. You need to be proficient in construction skills to ensure that the deck is safe and sturdy.
On the other hand, hiring a professional ensures that the project is completed efficiently and effectively. Contractors bring years of experience and expertise to the table, and access to materials, suppliers, and subcontractors that DIYers may not have. However, it also means an increase in cost.
Ultimately, your decision depends on your skill level, budget, preferences, and availability of time. If you are confident in your abilities as a builder and have the necessary tools and equipment available at hand, then DIY might be the best option for you. But if you lack experience or want professional-level results without the hassle of doing everything yourself, then hiring a contractor is probably worth considering.
Related: Which Home Improvement Projects Should You Leave to the Pros
How Deck Additions Affect Home Value
Beyond the cost of building an outdoor deck, it’s essential to consider how deck additions can affect your home value. A new deck can increase the value of your home significantly, making it an excellent investment. Outdoor living spaces, including decks, are highly sought after, increasing the appeal of your home to potential buyers. The quality of your decking material and professional installation can positively impact your home’s value. A well-maintained deck can be a key selling point, enhancing your home’s marketability.
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Start Your Outdoor Deck Project Today!
Building an outdoor deck in Los Angeles can vary in cost depending on several factors such as materials, labor, and additional features. The general cost factors include the size and complexity of the deck, permits, and site preparation. Material costs can range from traditional wood decking to composite deck materials, each with its own advantages and price points. Labor costs will depend on the scope of the project and whether you choose to hire a professional or undertake it as a DIY project. To reduce your deck-building costs, consider doing some of the work yourself or choosing more affordable materials. It’s also important to keep in mind that even adding a simple deck can increase the value of your home and ROI.
Frequently Asked Questions
How much does a deck cost in Los Angeles?
An outdoor deck in Los Angeles typically costs $8,000 to $20,000, or about $15 to $35 per square foot installed, depending on the material and size. Pressure-treated wood is the most affordable option, while composite like Trex costs more but needs less maintenance.
What is the best material for a deck?
Pressure-treated wood is affordable but needs regular sealing. Composite decking like Trex costs more up front but resists rot and fading and needs little maintenance. Hardwoods look premium but cost more. The best choice balances your budget with how much upkeep you want.
Do I need a permit to build a deck?
Usually, yes, especially for decks over a certain height, often 30 inches, or attached to the house. A permit ensures the deck is structurally sound. Your city building department can confirm the requirements, and your contractor should pull the permit as part of the job.
If you’re looking to enhance your outdoor living space and add value to your home, consider building a deck. Reach out to our team for a free consultation and let us help you bring your vision to life. GreatBuildz is a free service that connects homeowners with reliable, pre-screened contractors, then provides ongoing project support to ensure a stress-free experience.
Give us a call at 818.317.3567 or submit the form below to get started.