Juneau, AK · 2026 cost guide
How much does a deck cost in Juneau?
In Juneau, a deck costs about $6,500–$26,000 in 2026 for a 320 sq ft deck, from pressure-treated to composite — roughly $20.35–$81.41 per square foot. That’s about 6% above the Alaska average.
Estimate your Juneau project with the Deck Cost Calculator →
Juneau cost breakdown
| Juneau typical range | $6,500–$26,000 |
| Juneau per square foot | $20.35–$81.41 |
| Alaska state average | $6,100–$24,500 |
| Versus Alaska average | about 6% above average |
What’s different about Juneau
Juneau's road-isolated location forces materials and crews to arrive by barge or air, and heavy coastal rain and snow drive durable exterior detailing.
- Footings have to reach below the frost line, so deeper excavation adds cost.
- Seismic bracing and stronger connectors add to structural cost.
How the cost is built
Deck cost depends on size, decking material (pressure-treated pine is cheapest; composite and PVC are mid-range; tropical hardwood is premium), and structural extras like railings, stairs, and elevated footings. Permits and ledger flashing add cost on attached decks.
Frequently asked questions
How much does a deck cost in Juneau?
In Juneau, a deck costs about $6,500 to $26,000 in 2026 for a 320 sq ft deck, from pressure-treated to composite — roughly 20.35–81.41 per square foot. That's about 6% above the Alaska average, reflecting local labor and permit costs.
What affects the cost of a deck in Juneau?
Juneau's road-isolated location forces materials and crews to arrive by barge or air, and heavy coastal rain and snow drive durable exterior detailing. Footings have to reach below the frost line, so deeper excavation adds cost.
How can I get an accurate deck building estimate in Juneau?
Use the free Deck Cost Calculator to plug in your real measurements, then collect two or three local Juneau quotes to compare. Prices vary by neighborhood, access, and project complexity.
Deck building cost in other Alaska metros
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Open calculator →The Juneau figure scales the Alaska cost range by a local metro index, then adjusts for the city’s labor market and climate. A 2026 planning estimate, not a quote — get local bids. See our methodology.