Trex Deck Cost in Missouri
A Trex deck in Missouri costs $38-$95/sqft installed with the state's 1.00× labor multiplier (Midwest). Trex is the largest composite decking brand in North America with ~35% market share. 3 main lines compete on price-vs-performance: Enhance (entry), Transcend (premium), Signature (luxury heat-mitigation cap). Missouri labor 1.00× national. Mid-spectrum frost depth 24-30″.
Trex cost by deck size in Missouri
Mid-tier Trex (Trex Enhance Basics) at Missouri's 1.00× labor multiplier — ~$35/sqft installed.
Cost ranges include materials + labor + standard railing. Excludes permit ($175 baseline + 1.2% of project value), demolition (if replacing), and footings for 24″ frost depth.
Trex product lines in Missouri
Trex installed cost ranges from $38/sqft (Enhance Naturals on PT framing) to $95/sqft (Signature on engineered framing + premium railing). National median is $52/sqft for a mid-tier Transcend deck — multiply by your state labor multiplier for local pricing.
Missouri-specific notes
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Open the Trex Deck Calculator with MO pre-selected to dial in your exact size, board line, and railing choices.
FAQ — Trex in Missouri
How much does a Trex deck cost in Missouri?▾
In Missouri, Trex decking costs $38-$95/sqft installed (national $38-$95/sqft × Missouri's 1.00× labor multiplier). A typical 16×20 (320 sqft) Trex deck lands around $21,440. Mid-tier Trex Enhance Basics runs about $11,200 for the same scope.
Which Trex line is best for Missouri's climate?▾
Missouri's humid climate favors capped composite or PVC over generic composite — Trex Transcend performs best in this environment. Salt-air coastal areas (Gulf Coast, Atlantic) need 316SS hardware regardless of brand.
What's the permit fee for a Trex deck in Missouri?▾
Missouri permit fees typically run $131-$324 depending on jurisdiction and project value — most calculators use max(regional baseline $175, 1.2% of project value). MO permits $130-220.
How deep do footings need to be for a Trex deck in Missouri?▾
Missouri's frost depth is approximately 24″. Trex doesn't change the footing requirement — that's IRC R403.1.4-driven by frost line. Use Sonotube 10-12″ depending on tributary area. Verify with your local building department since AHJs sometimes require deeper depths than the state-published value.
Is Trex worth the money in Missouri?▾
Trex vs PT pine over 25 years in Missouri: PT pine = ~$30/sqft installed + ~$3/sqft/yr maintenance (stain/seal annually) = $93/sqft total. Trex mid-tier = $35/sqft installed + $0 maintenance = $35/sqft total. Trex typically wins the 25-yr TCO comparison by 20-40%, plus better resale value.