Deck Building Cost in Denver (2026)
Average cost in Denver
US$5,055 — US$32,000
US$34 — US$69 per sq ft
Cost Breakdown
ItemizedProfessional installation and framing
38%
Decking boards, hardware, and railings
50%
Zoning, building, and SUDP fees
5%
Grading, leveling, and frost footings
7%
Sales Tax at 2.9%
📋What's Included
ScopeTypically Includes
- Pressure-treated lumber
- Concrete footings
- Railing system
- Stairs (1 set)
- Hardware & fasteners
- Labor
Typically Excludes
- Composite or hardwood decking
- Built-in seating or planters
- Pergola or roof
- Lighting
- Permits
Based on a standard 200 sq ft pressure-treated wood deck.
🧮Estimate Your Cost
InteractiveEstimated Cost
US$6,408 — US$9,612
Based on 8 sources and market data for Denver. Actual costs may vary depending on specific project requirements.
🏢Top Deck Build Contractors in Denver
Verified providersProvider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.
💬What People Actually Paid
Community❓Common Questions
Yes, a permit is required for any deck attached to a house, any freestanding deck taller than 30 inches above grade, or any deck exceeding 200 square feet. Typical city fees for a permitted residential deck range from $200 to $600.
Denver building code requires footings to extend to a minimum frost depth of 42 inches to prevent structural shifting during freeze-thaw cycles.
In 2026, composite decking in Denver typically costs between $85 and $100+ per square foot installed, whereas natural wood like cedar or redwood starts around $35 to $50 per square foot. However, composite offers significantly lower long-term maintenance costs.
Most professional deck installations in the Denver metro area take between 1 to 2 weeks to complete, depending on weather conditions and the complexity of the design.
📊Our Methodology
How we collect dataAggregated from 8+ verified web sources and cost databases
Licensed contractor estimates and regional cost guides
Government construction and labor statistics
Community-reported project costs and reviews
Last data collection: today. Updates run weekly. All costs in USD.