DeckMath
Nevada · 20×16 (320 sqft) · 2026-Q1 retail

20×16 Deck Cost in Nevada

A 20×16 (320 sqft) deck in Nevada costs $20,480-$32,640 in mid-tier composite with the state's 1.28× labor multiplier (West). A 16×20 deck (320 sqft) is the canonical 'mid-large' deck — fits a full sectional, a 6-seat dining table, and a grill island. Nevada's desert UV pushes surface temps to 170°F+ on dark colors. Labor 1.28× national. Heat-mitigation cap (Trex Lineage) recommended.

320 sqft1.28× laborFrost 12hot-dry climate72 lf perimeter
Area
320 sqft
20×16
PT pine (budget)
$10,240-16,320
$32-51/sqft installed
Mid composite
$20,480-32,640
$64-102/sqft installed
Luxury PVC
$30,720-45,120
$96-141/sqft installed

5 finish tiers — 20×16 in Nevada

National $/sqft × Nevada's 1.28× labor multiplier × 320 sqft = total installed cost. Materials + labor + standard railing included.

Tier
$/sqft
Total low
Total high
Budget · Pressure-treated
PT pine
$32-$51
$10,240
$16,320
Mid · Cedar / premium PT
Cedar
$45-$70
$14,400
$22,400
Premium · Mid composite
Trex Transcend, Fiberon Sanctuary
$64-$102
$20,480
$32,640
Luxury · Premium composite
TimberTech AZEK, Trex Signature
$96-$141
$30,720
$45,120
Exotic · Tropical hardwood
IPE, Cumaru
$115-$179
$36,800
$57,280

Excludes permit ($218-$537 typical in Nevada), demolition (if replacing), and exceptional framing for 12″ frost depth. Las Vegas permits $200-350. Surface UV severe.

20×16 framing notes for Nevada

Joist size
2×10 @ 16″ OC
Span 20 ft requires 2×10 SYP or PT pine for IRC R507.6 compliance. Check Joist Span Calculator for exact spans by species + spacing.
Beam configuration
2-3 beams
A 20×16 deck typically needs 2-3 beams depending on whether you can drop joists onto the beam (1) or hang them flush (2+).
Post count
6 posts
6×6 PT posts at 6-post layout typical. Footings extend below 12″ frost line.
Footings
6 × 12″ deep
Sonotube 10-12″ diameter at 12″ depth per IRC R403.1.4. Concrete budget: ~$346.
Decking
528 lf
320 sqft × 1.65 lf/sqft = 528 lf of deck boards at 16″ joist OC. Add 5-7% waste for cuts.
Railing
72 lf perimeter
72 lf of railing (~$36/lf mid composite, ~$22/lf wood). Stairs need 2 extra handrails (1 each side).

Nevada considerations

Labor multiplier
1.28×
West region labor pricing on all installed costs.
Frost depth
12″
Footings extend below frost line per IRC R403.1.4. Standard footing depth.
Climate
hot-dry
Desert UV: heat-mitigation cap (Trex Signature) recommended for dark colors.
Top metros
Las Vegas · Reno · Henderson
Major metros drive installer availability + pricing pressure.
Permit fee
$218-$537
Las Vegas permits $200-350. Surface UV severe.
Region
West
West regional pricing applied. Multiply national $/sqft by 1.28× for Nevada installed cost.

Get a precise quote for your 20×16 deck in Nevada

Open the Deck Cost Calculator with NV pre-selected and dial in your exact size, framing, material, and railing choices.

FAQ — 20×16 deck in Nevada

How much does a 20×16 deck cost in Nevada?

In Nevada, a 20×16 (320 sqft) deck costs $10,240-$16,320 in pressure-treated, $20,480-$32,640 in mid-range composite (Trex Transcend / Fiberon Sanctuary), and $30,720-$45,120 in luxury composite/PVC (TimberTech AZEK / Trex Signature). Numbers reflect Nevada's 1.28× labor multiplier on 2026-Q1 retail.

What's the cheapest way to build a 20×16 deck in Nevada?

Cheapest = ground-level pressure-treated pine with no railings (where exempt under 30″ height) — ~$8,192-$12,288 in Nevada. Add stairs + railings + above-grade framing and the build goes to ~$11,469-$16,384. DIY saves 30-50% on labor but requires permit + inspection coordination yourself.

How long does it take to build a 20×16 deck in Nevada?

Permit timeline in Nevada: 2-6 weeks depending on jurisdiction. Construction time for a 20×16: pro crew = 5-8 days for framing + boards + railings + stairs. DIY = 3-5 weekends for experienced DIYer. Allow extra time for permit approval + inspections.

What framing do I need for a 20×16 deck in Nevada?

IRC R507-compliant framing for a 20×16 deck typically uses 2×8 joists at 16″ OC for spans up to 12 ft, 2×10 joists for spans 12-16 ft. Nevada's frost depth is 12″ — footings must extend below that per IRC R403.1.4. Sonotube 10-12″ diameter at 12″ depth is typical. Verify with your local building department.

Is composite worth it for a 20×16 deck in Nevada?

Over 25 years in Nevada: PT pine = ~$12,288 install + ~$25,600 maintenance (stain every 2-3 yr) = $37,888 total. Mid composite = ~$23,757 install + $0 maintenance = $23,757 total. Composite wins by 59-81% over 25-yr lifecycle PLUS better resale value in Nevada's market.

Compare Nevada brand pricing for a 20×16

Same 20×16 in other states