TREX Certified Installer
Deck Cost Estimator
Get an instant ballpark for your composite deck project. All estimates include materials and labor based on current TREX product lines.
Step 1 — Project Type
Step 2 — Deck Dimensions
Length
ft
×
Width
ft
200
sq ft total deck area
Step 3 — Railing (Optional)
Include railing in estimate
7
Number of 6’ railing sections
Each section = 6 linear feet of railing
Each section = 6 linear feet of railing
Select Railing Style

TREX Select Composite T-Rail
TREX Select • Classic white composite profile • 25-yr warranty
$516per 6’ section

TREX All Alum. Select BLK
TREX Select • Powder-coated aluminum • 25-yr warranty
$624per 6’ section

TREX Transcends Railing COLOR
TREX Transcends • Premium color-matched composite • 25-yr warranty
$687per 6’ section
Step 4 — Side Cover (Optional)
Include side cover in estimate
Linear ft to cover
ft
Avg. height
ft
Side Cover Style

Trimmed Vinyl Lattice
White or color match • Access door available

Deck Board Skirting
Matches decking selection • Side access available
Include access door
Final pricing varies with trim, finish style, and decking selection. Side access cutouts may affect total.
Step 5 — Steps & Staircase (Optional)
Include steps in estimate
Step width
ft
Number of treads
#
Includes 12″ mitered treads, 9″–12″ stringer spacing, KDAT framing, single-piece riser fascia (white or color match), and side-stringer fascia. Tread depth and decking selection affect final price. Resurface projects: staircases almost always need to be fully rebuilt — we plan accordingly.
Your Estimate
Resurface

Good
Entry
TREX Enhance Naturals
$4,800
$24/sq ft base

Better
Mid
TREX Select Decking
$6,000
$30/sq ft base

Best
Premium
TREX Transcends Decking
$7,000
$35/sq ft base
Estimate Breakdown
Deck area200 sq ft
Project typeResurface (no framing)
Railing
Side cover
Steps
Included in all tiers
Picture border • Fascia • Hidden SS clips • Color-match fasteners • 10-yr workmanship warranty
What's Included
Picture framed borders on all edges
Single piece fascia (deck color or CPVC white)
Stainless steel hidden clips and screws
Color-match plugs at borders and fascia
Divider board (no butt-joints)
10-year workmanship warranty
KDAT framing, metal hangers and connectors to code
Footings and ledger connection to structure
12-year framing construction warranty
Not Included
Demo and carting of existing deck
Lighting, benches, and planters
Pergolas and outdoor kitchens
Permits and engineering (if required)
Site prep beyond standard access
Ready to Get Your Exact Quote?
Schedule a free design consultation with our TREX Certified team on Long Island.
All figures are approximate estimates based on the information provided. A design consultation is still needed to assess your specific project. All deck projects are unique and final design options, site conditions, and custom features will affect the total project investment.
Pricing assumes: standard height project with standard yard access and no special site conditions. All prices include decking and fascia. Railings, side cover, and steps are added only when selected above. Demo and carting of an existing deck is not included. All builds use KDAT framing, picture-framed decking, stainless steel hidden clips & screws, and color-match plugs where needed. 10-year workmanship warranty on all builds. 12-year framing warranty on new framing builds.
Pricing assumes: standard height project with standard yard access and no special site conditions. All prices include decking and fascia. Railings, side cover, and steps are added only when selected above. Demo and carting of an existing deck is not included. All builds use KDAT framing, picture-framed decking, stainless steel hidden clips & screws, and color-match plugs where needed. 10-year workmanship warranty on all builds. 12-year framing warranty on new framing builds.
Note on smaller decks: These per sq ft rates reflect standard-sized projects (approx. 200–400 sq ft). Smaller decks (under ~150 sq ft) involve the same crew, equipment, and overhead as larger ones, so a minimum project cost may apply. Please contact us for an accurate quote on smaller projects.