Roofing Companies in Boise, ID: How to Hire (2026)
Boise roofs fail from the edges in. Freeze-thaw cycles in the foothills, ice at the eaves on north-facing slopes in the North End and Highlands, and long, hot, dry summers that cook south-facing shingle mats. Most of the Treasure Valley is on architectural asphalt with a growing share of standing-seam metal above the Bench. Here is what a replacement costs in Boise in 2026 and how to check out a roofer before you hand over a deposit.
By Jason Green · Roofing & Gutters · Published August 25, 2026 · 7 min read
Check the DOPL registration and the insurance certificate first
Idaho requires construction contractors, roofers included, to register with the Idaho Division of Occupational and Professional Licenses. Registration is not a skill test, but an unregistered roofer is an immediate no. Search the business name in the DOPL registration database and match it to the name on the contract, not just the truck.
Then get a certificate of insurance emailed by the agent, showing general liability and workers' compensation. Roofing is the one trade where a missing comp policy can turn a fall on your property into your problem. Ask whether the crew is in-house or subcontracted, and if it is subbed, whose comp policy covers them.
Boise requires a permit for a re-roof — the contractor pulls it
City of Boise Planning and Development Services issues re-roof permits for residential work, and Ada County covers unincorporated areas. A roofer who tells you a tear-off does not need a permit is either cutting a corner or planning to bill you for the inspection later. The permit should be in the contractor's name.
Ask what happens if the deck is bad. Boise crews commonly find delaminated OSB near valleys and eaves. The estimate should carry a per-sheet decking price so the change order is arithmetic, not a negotiation on the roof.
Ice at the eaves is the Boise-specific question
Ask how far up the roof the ice and water shield runs. Code minimum is two feet inside the warm wall, but on north-facing foothills slopes in Highlands, Warm Springs Mesa and the upper North End, good crews go three feet or run the whole valley. Ask about ventilation too: most ice damming in Boise traces back to a hot attic, not the shingle.
If a roofer never mentions intake ventilation, soffit baffles or attic insulation while quoting an ice problem, you are buying the same failure again with newer shingles.
Storm-chasers, deposits, and what a good estimate says
After a Treasure Valley wind event, out-of-area crews show up with clipboards. Ask for a local physical address and three Boise-area addresses from the last year you can drive by. Do not sign a contingency agreement that assigns your insurance claim to the contractor.
A real estimate names the shingle line and warranty, the underlayment, the ice and water coverage, the drip edge and pipe boots, the ventilation plan, the decking rate, the permit, the debris haul-off and the workmanship warranty length. Deposits above a third, or any cash-only ask, are where Boise homeowners get hurt.
Typical cost ranges
| Asphalt shingle replacement, 1,800 sq ft ranch | $9,500 - $15,500 |
| Asphalt shingle replacement, 2,600 sq ft two story | $14,000 - $23,000 |
| Standing-seam metal roof, 2,000 sq ft | $26,000 - $42,000 |
| Roof repair, localized leak | $450 - $1,400 |
| Decking replacement, per 4x8 sheet | $75 - $135 |
Ranges are general estimates gathered from homeowner-reported quotes, not an offer or a quote for your project.
Common questions
How much does a new roof cost in Boise?
A 1,800 square foot ranch in architectural asphalt runs about $9,500 to $15,500 in 2026, and a 2,600 square foot two story runs $14,000 to $23,000. Standing-seam metal roughly doubles the asphalt price.
Do roofers have to be licensed in Idaho?
Idaho registers rather than licenses roofing contractors through the Division of Occupational and Professional Licenses. Verify the registration by business name and confirm general liability and workers' compensation insurance directly with the agent.
Do I need a permit to replace a roof in Boise?
Yes. Residential re-roofs are permitted through City of Boise Planning and Development Services, or Ada County for unincorporated addresses, and the roofing contractor should pull the permit in their own name.
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Roofers in Boise, IDSources
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