How much does a deck cost in Boulder, CO?
Wood or composite deck with railings and stairs. Priced against Colorado material costs, a typical DIY deck in Boulder runs about $3,426 in materials — 5% above the national average. These are estimates only, not a quote — enter your real dimensions in the free calculator for a shopping list matched to your build.
Estimates only — not a quote.
Boulder cost breakdown
| Estimate | Low | Typical | High |
|---|---|---|---|
| Boulder (DIY materials) | $2,912 | $3,426 | $4,625 |
| National average | $2,774 | $3,263 | $4,405 |
Priced from the Colorado material index — 5% above the national average. Based on a common-size deck; enter your own dimensions for an exact number.
DIY materials estimate: $3,426. A contractor in the Boulder market (materials plus about 83 labor hours at ~$60/hr) estimates to $8,140–$10,915. Estimated DIY savings: $5,824 (63%).
A deck walking surface more than 30 in above grade typically requires a building permit, and footings are usually specified to a 36 in frost depth.
Outside city limits, Boulder County is typically the permitting authority.
Get your exact Boulder price
The planner opens pre-filled with the same typical deck behind the numbers above — change any answer to match your build and the price updates instantly.
Frequently asked questions
How much does a deck cost in Boulder, CO?
Materials typically run $2,912–$4,625 for a common-size project using Boulder-area pricing. That is an estimate, not a quote — our free calculator prices your exact dimensions.
Is it cheaper to DIY or hire a contractor in Boulder?
DIY materials estimate to about $3,426. A local contractor estimates to $8,140–$10,915 at the Boulder-area labor rate of roughly $60/hr, so DIY could save an estimated $5,824 (63%).
Do I need a permit for a deck in Boulder?
A deck walking surface more than 30 in above grade typically requires a building permit, and footings are usually specified to a 36 in frost depth. Boulder County and the City of Boulder rules can be stricter than the state baseline — run the free permit lookup for your ZIP before buying materials.
Why is Boulder deck pricing different from the national average?
We apply a regional material cost index for the Boulder market — currently 5% higher than the national average. Labor is indexed separately at about $60/hr for the contractor comparison.
Other projects in Boulder
Deck cost in nearby cities
Looking at the whole state? Deck cost in Colorado.