Trex Deck Cost in Maryland
A Trex deck in Maryland costs $35-$87/sqft installed with the state's 0.92× labor multiplier (South). 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). Maryland labor 0.92× national. Chesapeake humidity favors composite.
Trex cost by deck size in Maryland
Mid-tier Trex (Trex Enhance Basics) at Maryland's 0.92× labor multiplier — ~$32/sqft installed.
Cost ranges include materials + labor + standard railing. Excludes permit ($140 baseline + 1.2% of project value), demolition (if replacing), and footings for 30″ frost depth.
Trex product lines in Maryland
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.
Maryland-specific notes
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Open the Trex Deck Calculator with MD pre-selected to dial in your exact size, board line, and railing choices.
FAQ — Trex in Maryland
How much does a Trex deck cost in Maryland?▾
In Maryland, Trex decking costs $35-$87/sqft installed (national $38-$95/sqft × Maryland's 0.92× labor multiplier). A typical 16×20 (320 sqft) Trex deck lands around $19,520. Mid-tier Trex Enhance Basics runs about $10,240 for the same scope.
Which Trex line is best for Maryland's climate?▾
Maryland'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 Maryland?▾
Maryland permit fees typically run $105-$259 depending on jurisdiction and project value — most calculators use max(regional baseline $140, 1.2% of project value). MD permits $200-350. Critical Area Commission reviews for waterfront decks.
How deep do footings need to be for a Trex deck in Maryland?▾
Maryland's frost depth is approximately 30″. 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 Maryland?▾
Trex vs PT pine over 25 years in Maryland: PT pine = ~$28/sqft installed + ~$2/sqft/yr maintenance (stain/seal annually) = $85/sqft total. Trex mid-tier = $32/sqft installed + $0 maintenance = $32/sqft total. Trex typically wins the 25-yr TCO comparison by 20-40%, plus better resale value.