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Boise, ID · Deck cost · 2026

How much does a deck cost in Boise, ID?

Wood or composite deck with railings and stairs. Priced against Idaho material costs, a typical DIY deck in Boise runs about $3,176 in materials — 1% below 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.

Boise cost breakdown

EstimateLowTypicalHigh
Boise (DIY materials)$2,700$3,176$4,288
National average$2,727$3,208$4,331

Priced from the Idaho material index — 1% below the national average. Based on a common-size deck; enter your own dimensions for an exact number.

DIY vs. hiring a pro in Boise

DIY materials estimate: $3,176. A contractor in the Boise market (materials plus about 92 labor hours at ~$50/hr) estimates to $7,546–$10,119. Estimated DIY savings: $5,399 (63%).

Permits in Boise

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, Ada County is typically the permitting authority.

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Frequently asked questions

How much does a deck cost in Boise, ID?

Materials typically run $2,700–$4,288 for a common-size project using Boise-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 Boise?

DIY materials estimate to about $3,176. A local contractor estimates to $7,546–$10,119 at the Boise-area labor rate of roughly $50/hr, so DIY could save an estimated $5,399 (63%).

Do I need a permit for a deck in Boise?

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. Ada County and the City of Boise rules can be stricter than the state baseline — run the free permit lookup for your ZIP before buying materials.

Why is Boise deck pricing different from the national average?

We apply a regional material cost index for the Boise market — currently 1% lower than the national average. Labor is indexed separately at about $50/hr for the contractor comparison.

Other projects in Boise

Deck cost in nearby cities

Looking at the whole state? Deck cost in Idaho.