Deck Building Cost in Los Angeles (2026)
Average cost in Los Angeles
$5,600 – $26,000
$32 – $80 per sq ft
In Los Angeles, the average is $13,171 and most projects cost between $5,600 and $26,000, or about $32 – $80 per sq ft. Prices are before tax and based on 12 sources.
Cost Breakdown
ItemizedInstallation and framing labor
42%
Surface boards and railings
36%
Substructure lumber and concrete
12%
LADBS fees and plan checks
6%
Clearing and debris removal
4%
Sales Tax at 7.25%
📋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 project
LiveYour estimate in Los Angeles
Likely range $5,927 – $26,000
- Labor42%$5,532
- Decking Materials36%$4,742
- Framing & Footings12%$1,581
- Permits & Engineering6%$790
- Site Prep & Disposal4%$527
Pressure-treated Wood
$13,171
Cedar
$17,899
Composite
$22,627
Hardwood (Ipe)
$30,901
Calibrated to 12 researched sources for Los Angeles. Before tax. Real quotes vary with site conditions.
📈Price Momentum
Year-over-year~1 year ago
$12,484
Today
$13,171
Deck Building in Los Angeles is ↑ 5.5% compared to roughly a year ago — about $687 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 Los Angeles
Verified providersMG Construction & Decks
8430 Santa Monica Blvd Ste 202, West Hollywood, CA 90069, USA
105 reviews
Los Angeles Deck Solutions
1447 E 25th St #105, Los Angeles, CA 90011, USA
58 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
Standard LADBS permit fees typically range from $500 to $1,500 based on project valuation. However, hillside projects often require additional soils reports costing between $2,000 and $5,000.
In Wildland-Urban Interface (WUI) zones, Los Angeles mandates Class A-rated or non-combustible materials. This often prohibits standard pressure-treated wood, requiring premium composite or specialized hardwoods, which can increase material costs by 15-25%.
Building on steep terrain can add $15,000 to $40,000+ to the total project cost due to the need for engineered post systems, crane access ($800-$2,500/day), and specialized structural reinforcements.
A deck addition remains a high-value upgrade in the LA market, with an estimated return on investment (ROI) of 83% to 89% upon home resale.
📊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: 1 months 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.