How much does a deck cost in Portland, OR?
Wood or composite deck with railings and stairs. Priced against Portland, OR material costs, a typical DIY deck in Portland runs about $3,561 in materials — 11% 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.
Portland cost breakdown
| Estimate | Low | Typical | High |
|---|---|---|---|
| Portland (DIY materials) | $3,027 | $3,561 | $4,807 |
| National average | $2,727 | $3,208 | $4,331 |
Priced from the Portland, OR material index — 11% above the national average. Based on a common-size deck; enter your own dimensions for an exact number.
DIY materials estimate: $3,561. A contractor in the Portland market (materials plus about 78 labor hours at ~$66/hr) estimates to $8,461–$11,345. Estimated DIY savings: $6,054 (63%).
A deck walking surface more than 30 in above grade typically requires a building permit, and footings are usually specified to a 18 in frost depth.
Outside city limits, Multnomah County is typically the permitting authority.
Get your exact Portland price
Enter your dimensions for a materials list and cost estimate matched to your build.
Frequently asked questions
How much does a deck cost in Portland, OR?
Materials typically run $3,027–$4,807 for a common-size project using Portland-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 Portland?
DIY materials estimate to about $3,561. A local contractor estimates to $8,461–$11,345 at the Portland-area labor rate of roughly $66/hr, so DIY could save an estimated $6,054 (63%).
Do I need a permit for a deck in Portland?
A deck walking surface more than 30 in above grade typically requires a building permit, and footings are usually specified to a 18 in frost depth. Multnomah County and the City of Portland rules can be stricter than the state baseline — run the free permit lookup for your ZIP before buying materials.
Why is Portland deck pricing different from the national average?
We apply a regional material cost index for the Portland market — currently 11% higher than the national average. Labor is indexed separately at about $66/hr for the contractor comparison.
Other projects in Portland
Deck cost in nearby cities
Looking at the whole state? Deck cost in Oregon.