How Much Does Deck Construction Cost in Denver, CO?

Updated March 2026 · Denver metro area · Based on BLS wage data and local market costs

Denver Average Cost (per project)

Low

$4,200

Average

$8,925

High

$15,750

BudgetMid-RangePremium

Itemized Cost Breakdown

Estimated for Deck area (sq ft): 300 sqft · Mid-Range tier · Local cost index: 1.05x

Line Item	Low	Mid	High
Decking boards Pressure-treated wood or composite decking Shop Decking	$945	$2,835	$4,725
Framing lumber Joists, beams, ledger board, and posts	$630	$1,103	$1,575
Concrete footings Poured or precast concrete pier footings Shop Concrete	$315	$630	$945
Railing Wood, composite, or metal railing system Shop Decking	$630	$1,890	$3,150
Stairs Deck staircase with stringers and treads	$210	$525	$840
Hardware Joist hangers, post brackets, screws, and bolts	$315	$473	$630
Labor Deck builder crew	$1,575	$3,150	$4,725
Permits Building permit for deck construction	$105	$315	$525
Total Estimated Cost	$4,725	$10,920	$17,115

Costs adjusted for local market conditions. Actual prices vary based on project specifics, contractor, and material choices.

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Cost Calculator

Adjust project size and material tier to estimate your cost.

Deck area (sq ft)

60900

Material Tier

Your Estimated Cost

Low

$4,725

Average

$10,920

High

$17,115

View itemized breakdown

Item	Low	High
Decking boards	$945	$4,725
Framing lumber	$630	$1,575
Concrete footings	$315	$945
Railing	$630	$3,150
Stairs	$210	$840
Hardware	$315	$630
Labor	$1,575	$4,725
Permits	$105	$525
Total	$4,725	$17,115

Estimates based on local cost data. Get quotes from licensed contractors for accurate pricing.

What Drives Deck Construction Cost in Denver?

The average cost of deck construction in Denver, CO is $8,925 per project. Most homeowners pay between $4,200 and $15,750, depending on the scope of work, materials selected, and contractor experience.

Construction of a wood or composite deck including framing, decking, and railing.

Local Labor Costs

Construction workers in Denver earn an average of $25.3/hr — 11% above the national average. Labor typically accounts for 40-60% of total project cost.

Materials in CO are subject to 8.77% sales tax, which adds to the overall project cost. For a $8,925 project, expect roughly $313 in tax on materials alone.

Denver issued approximately 17,600 residential building permits in 2023, putting it in the upper range of US construction markets. High permit activity can mean busier contractors and longer wait times for scheduling.

Factors That Affect Cost

Square footage
Material
Height
Railing style
Features
Contractor experience — Established contractors with strong reviews may charge 10-20% more
Local cost of living — Denver's cost index is 1.05x the national baseline

Best Time for Deck Construction in Denver

Denver has cold winters with snow and dry, sunny summers. The building season is May through October. Spring snowstorms can delay early-season projects. High altitude affects concrete curing.

Best Months

May, Jun, Jul, Aug, Sep

Lower demand often means better pricing and faster scheduling.

Peak Season (Higher Prices)

Dec, Jan, Feb

High demand can add 10-20% to project costs.

Monthly Weather in Denver

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg High	45°	48°	56°	62°	72°	83°	90°	87°	79°	66°	52°	44°
Avg Low	16°	19°	27°	34°	43°	52°	58°	57°	47°	35°	24°	16°
Rain (in)	0.5	0.5	1.3	1.7	2.3	1.8	2.2	1.8	1.3	1	0.8	0.5

Source: Open-Meteo historical data (2024)

Licensing & Permits in CO

Colorado does not require a state-level general contractor license. Denver and most jurisdictions require local contractor licensing. Plumbing, electrical, and mechanical trades require state licenses.

Verify a contractor's license at Colorado Department of Regulatory Agencies.