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Deck · materials & cut list

Deck materials list & cut list

Wood or composite deck with railings and stairs. Below is the standard parts list and cut list for a typical deck, generated by the same engine that powers our free calculator. Quantities scale with your dimensions — this is the baseline shopping list before you customize.

Estimates only — not a quote. Baseline total: $3,208

Materials list
ItemQtyUnit costTotal
Decking boards (pressure-treated 5/4×6, 12')58 ea$18$1,044
Joists (PT 2×8, 12')15 ea$22$330
Beam boards (PT 2×10, 12')9 ea$32$288
Posts (6×6 × 6')6 ea$45$270
Concrete mix (50lb bags)12 bag$6.5$78
Structural fasteners & hangers20 lb$10$200
Ledger board (PT 2×10, 12')2 ea$32$64
Railing system (posts, rails, balusters)37 lf$22$814
Stair stringers (PT 2×12)3 ea$24$72
Stair treads4 ea$12$48
Cut list
PartQtySizeNote
Ledger board12×10 × 16'Bolt to house rim joist with 1/2" lag screws + flashing.
Posts66×6 × 6'Set in concrete footings, 3ft below grade (below frost line).
Beam plies92×10 × 12' (cut to 16')Built up 2 beam rows, 2 plies each, staggered joints.
Joists132×8 × 12'16" on-center across the 16' run.
Decking265/4×6 rows, 16' each1/8" gap between boards. Butt joints must land on a joist.
Stair stringers32×12 cut for 4 × 7" riser / 11" treadSpace stringers ~16" o.c. Rest on a concrete pad.
Railing137 linear ft36" min height (residential). Baluster gap ≤ 4".

Get quantities matched to your exact size

This list is a common-size baseline. Run the calculator with your dimensions for an exact materials list, cut list, and cost estimate.

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