How Much Does a New Roof Cost in Spokane Valley?
- Your roof measured from aerial imagery in seconds
- Cascade, Denali & Premium system pricing side by side
- No obligation — book a free on-site quote only if you want one
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Cascade System
CertainTeed Landmark · 50-yr material · 10-yr workmanship
Denali SystemMOST POPULAR
SureStart PLUS · 30-yr workmanship · priority scheduling
Alpine Premium
Landmark PRO · 5-Star PREMIER · lifetime workmanship
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Estimate only. Aerial measurements can be off by 5–10%; final pricing follows an on-site inspection. Includes tear-off of one layer, disposal, underlayment, ice & water barrier, starter, ridge cap and ventilation per system. Excludes decking replacement ($95 per 4×8 sheet), extra layers and permit fees. Low fixed-rate financing available; $400 off cash/check/ACH and $400 off pay-in-full.

How much does a roof replacement cost in Spokane Valley?
Most Spokane Valley homeowners pay between $499 and $800 per roofing square (100 sq ft) for an asphalt shingle roof replacement from Alpine Roofing. On a typical Valley rancher or split-level of 1,500–2,400 sq ft that works out to roughly $9,000–$22,000 installed. Where a specific home lands inside that range comes down to roof size, pitch, the number of layers coming off, and which of our three systems you choose.
What Spokane Valley roofs cost more to replace
Snow, ice and code in Spokane Valley
Spokane Valley sits on the same valley floor as the City of Spokane and sees the same winters. The City of Spokane publishes a 39 lb/ft² ground snow load and a 30 lb/ft² minimum roof snow load, a 110 mph ultimate design wind speed and climate zone 5B (SMC 17F.040.105) — Valley homes are designed for comparable loads. Elevation is what changes the number: get up toward Mica Peak, Green Bluff or the Deer Park foothills and Spokane County notes design snow loads as high as 150 lb/ft². We never apply valley-floor numbers to a foothill job.
Practically, that means ice dams are the failure mode we design against here. Every Alpine roof gets an ice and water barrier at the eaves and in the valleys, and we size ridge and intake ventilation so the deck stays cold — a warm deck is what melts snow into the ice dam that backs water under the shingles.
Permits: Spokane Valley is its own permit jurisdiction, separate from both the City of Spokane and Spokane County. All three have adopted the 2021 International Residential Code as amended by Washington State. We pull the permit and schedule the inspections for your address as part of the job, so you are not the one calling the permit desk.
Cascade vs. Denali vs. Alpine Premium
Cascade
CertainTeed Landmark shingles, 50-year material guarantee, Alpine 10-year workmanship guarantee, casual scheduling.
Denali MOST POPULAR
Landmark shingles, RoofRunner underlayment, Vycor Select ice & water, ridge ventilation, 5-Star SureStart PLUS, 30-year workmanship guarantee, priority scheduling.
Alpine Premium
Landmark PRO shingles, Vycor 40 mil ice & water, 5-Star PREMIER SureStart PLUS, lifetime workmanship guarantee.
Typical Spokane Valley roof sizes and what they cost
| Home | Roof area | Squares | Denali System estimate |
|---|---|---|---|
| 1960s Valley rancher, simple gable | ~1,700 sq ft | 18.7 | $10,300 – $12,150 |
| Two-storey off Sullivan or Evergreen | ~2,200 sq ft | 24.2 | $13,300 – $15,750 |
| Newer Greenacres build with hips and dormers | ~2,900 sq ft | 31.9 | $17,550 – $20,750 |
| Larger Liberty Lake home | ~3,600 sq ft | 39.6 | $21,800 – $25,750 |
Those figures are Denali System pricing at 10% waste. Use the calculator above with your own address for a figure based on an actual aerial measurement of your roof rather than an average.
Roof replacement cost by city
Frequently asked questions
How much does a roof replacement cost in Spokane Valley, WA?
Most Spokane Valley homeowners pay between $499 and $800 per roofing square (100 sq ft) for an asphalt shingle roof replacement from Alpine Roofing. For a typical 1,500–2,400 sq ft home that works out to roughly $9,000–$22,000. The final price depends on roof size, pitch, complexity, tear-off layers and the system you choose.
Do I need a permit to replace a roof in Spokane Valley?
Spokane Valley is a separate permit jurisdiction from the City of Spokane and from Spokane County, and all three have adopted the 2021 IRC as amended by Washington State. Alpine Roofing pulls the permit for your address and schedules the required inspections as part of the job.
What snow load do Spokane Valley roofs have to handle?
Valley-floor homes are designed to loads comparable to the City of Spokane’s published 39 lb/ft² ground snow load and 30 lb/ft² minimum roof snow load. Above the valley floor — Mica Peak, Green Bluff, the Deer Park foothills — Spokane County notes design snow loads as high as 150 lb/ft², so elevation is checked before we quote.
What is a roofing square?
A roofing square is 100 square feet of roof surface. Contractors price by the square because it accounts for the whole roof area, including slope and overhangs, rather than the home’s floor plan.
Why is my roof area larger than my home’s square footage?
Roof area is always larger than the footprint because of pitch (slope) and eave overhangs. A 6/12 pitch adds about 12%, and a 10/12 pitch adds about 40%. The calculator uses the measured roof surface plus a 10% waste allowance, which is standard for shingle cutting.
What does the estimate include?
Tear-off of one existing layer, haul-away and disposal, synthetic underlayment, ice and water barrier at eaves and valleys, starter strip, CertainTeed Landmark shingles, ShadowRidge hip and ridge, and ventilation per the system selected. Decking replacement is $95 per 4×8 sheet if rot is found.
Does Alpine Roofing offer financing?
Yes. We offer low fixed-rate financing with low monthly payments. We also offer a $400 discount for paying by cash, check or ACH and a further $400 for paying in full. The two discounts stack, but cannot be combined with financing.
How accurate is this calculator?
It is a planning estimate based on our current per-square pricing and an aerial measurement of your roof, which can be off by 5–10%. Every roof is measured in person before we quote, and your written estimate is free.
Alpine Roofing is CertainTeed ShingleMaster PREMIER certified and Google Guaranteed, replacing roofs across Spokane Valley, Veradale, Greenacres, Otis Orchards, Millwood and Liberty Lake.
Roof Replacement Pricing in Spokane Valley and the Inland Northwest
Alpine Roofing replaces roofs across Spokane Valley, Veradale, Otis Orchards, Greenacres, Liberty Lake and Millwood, as well as the City of Spokane, the South Hill and Coeur d'Alene. Our per-square pricing is the same everywhere in the Inland Northwest; what changes between jurisdictions is the permit desk, inspection sequence and, above the valley floor, the design snow load. We confirm all of it during your free on-site measurement.
What Spokane-area homeowners say about Alpine Roofing
Quoted from Alpine Roofing’s Google Business Profile covering Spokane, Spokane Valley and the surrounding Inland Northwest.
★★★★★
Affordable, efficient, reliable. The crew were diligent and respectful of my requests, and productive applying the roof system. I greatly appreciate them removing the old non-working chimney, and stabilizing insulation that was disrupted during installation. Professional application of top-tier products. Project manager Dave has been fantastic and knowledgeable from start to finish.
A. Sayler · Roof replacement with chimney removal · Google review
★★★★★
Amazing job done from the Alpine team. Ben and Dave were both very helpful throughout the entire process — they always took the time to explain the materials, the steps involved, and made sure all my questions were answered even during the final walkthrough. The job itself went quick and smooth.
Kadan · Roof replacement · Google review
★★★★★
Alpine did an absolutely amazing job on our roof. They not only repaired the leaks and replaced the rotten wood, but made sure everything was cleaned up perfectly after the work was done. The project manager kept us updated throughout the job with pictures and progress reports, which gave us a lot of peace of mind, and came by personally to check the work afterward.
Flores family · Leak repair and decking replacement · Google review
★★★★★
The quality of their work is truly unmatched, and the entire experience exceeded my expectations. They were communicative every step of the project, keeping me informed and making sure I was comfortable with every decision. The team was professional, respectful, and clearly takes pride in what they do. It made what can often be a stressful process feel smooth and straightforward.
Eric Perez · Roof replacement · Google review
★★★★★
The crew were on time and did excellent work. They always cleaned up the yard each day prior to leaving. The project manager was very thorough explaining everything about our new roof to us on our walkthrough after the job was completed.
Karen Mandella · Roof replacement · Google review
★★★★★
Everyone at Alpine Roofing did a spectacular and professional job. From coming out and giving me a professional bid with three different options, to their crew showing up and doing a great job stripping and cleaning up after themselves, doing a great installation and then a final walk-down — I’m very pleased.
Mike Shoff · Roof replacement, three-option bid · Google review
Reviews quoted from Alpine Roofing’s public Google Business Profile. CertainTeed ShingleMaster PREMIER certified · Google Guaranteed · BBB Accredited Business.