Boise, ID · 2026 cost guide
How much does new siding cost in Boise?
In Boise, new siding costs about $7,800–$21,500 in 2026 for about 1,500 sq ft of exterior wall, vinyl to fiber cement — roughly $4.89–$14.68 per square foot. That’s about 3% above the Idaho average.
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Boise cost breakdown
| Boise typical range | $7,800–$21,500 |
| Boise per square foot | $4.89–$14.68 |
| Idaho state average | $7,600–$21,000 |
| Versus Idaho average | about 3% above average |
What’s different about Boise
Boise's rapid growth has tightened contractor availability and raised cost of living, while cold winters and snow load shape freeze-resistant detailing.
- Insulated siding and careful house-wrap detailing add cost in cold climates.
How the cost is built
Siding cost is driven by wall area, material (vinyl is the budget option; engineered wood and fiber cement cost more), the number of stories, and trim around windows and doors. Tearing off old siding and repairing sheathing underneath adds to the total.
Frequently asked questions
How much does new siding cost in Boise?
In Boise, new siding costs about $7,800 to $21,500 in 2026 for about 1,500 sq ft of exterior wall, vinyl to fiber cement — roughly 4.89–14.68 per square foot. That's about 3% above the Idaho average, reflecting local labor and permit costs.
What affects the cost of new siding in Boise?
Boise's rapid growth has tightened contractor availability and raised cost of living, while cold winters and snow load shape freeze-resistant detailing. Insulated siding and careful house-wrap detailing add cost in cold climates.
How can I get an accurate siding estimate in Boise?
Use the free Siding Calculator to plug in your real measurements, then collect two or three local Boise quotes to compare. Prices vary by neighborhood, access, and project complexity.
Siding cost in other Idaho metros
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Open calculator →The Boise figure scales the Idaho 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.