Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Before
After
Before
After
Before
AfterFast, Reliable Roof Replacement Across Granada Hills
Last March, a homeowner near Granada Hills Charter High School called us after finding shingles in their driveway following one of those Santa Ana wind bursts that funnel hard through the Santa Susana passes. Their roof was eighteen years old, original to the 2006 build, and the plywood decking underneath had started to delaminate from years of thermal cycling. Our crew pulled the full assembly, replaced the compromised decking, and had a new GAF Timberline HDZ system on before the next wind event hit that weekend. That’s the kind of situation we handle regularly in Granada Hills, where the combination of older tract housing, aggressive sun exposure, and those sudden valley wind gusts creates a very specific wear pattern on roofs.
We’re Crestview Roofing, part of the Relay Home Co. family since 2000, and our Roof Replacement crews serve Granada Hills from our Los Angeles scheduling office. You can reach us any time at (325) 246-5075 to book a free estimate. A live person answers that line around the clock, no voicemail loops.
Why Crestview Roofing Is Granada Hills’s Preferred Roof Replacement Company
Granada Hills homeowners tend to research thoroughly before committing to a five-figure project, and we built our process specifically for that. Every replacement starts with The Relay Visibility Guarantee: a written, line-item price before any work begins, a live trackable arrival time for our crew, before-and-after photo documentation sent to your phone, and a digital invoice by text. No surprises at the door, no arguments after the job.
Our technicians are background-checked and uniformed, and you’ll know exactly who’s arriving before they pull into your driveway. The 365-Day Done Right Promise covers every repair for a full year in writing, including a free second visit if anything fails. We’ve worked extensively in neighborhoods from Knollwood to Granada Hills South to the areas along Balboa Boulevard, so we understand the local permit requirements through the City of Los Angeles and how to navigate them without delaying your project.
Calls are answered by a live person 24/7 because roof decisions don’t always happen during business hours, especially when you’re staring at a leak stain on your ceiling.
Asphalt Shingle Roof Replacement in Granada Hills
Asphalt Shingle Roof Replacement in Granada Hills is our most common request, and for good reason. The area’s housing stock includes thousands of homes built between the 1960s and early 2000s with three-tab or early architectural shingle roofs now hitting the end of their service life. Most Granada Hills homeowners need this when they’re seeing granule loss in gutters, cracked or curling shingles, or daylight visible from the attic. A typical asphalt shingle replacement on a standard Granada Hills single-family home runs $12,500 – $22,000 depending on square footage, pitch complexity, and whether the underlying decking needs replacement.
When Decking Needs Replacement Too
We find compromised plywood decking in roughly thirty percent of Granada Hills tear-offs, especially in homes near the 118 freeway corridor where decades of thermal expansion have stressed the substrate. We never cover damaged decking with new shingles, and we’ll show you the photo evidence before adding any line item to your written quote.
Architectural vs. Three-Tab Upgrades
Most Granada Hills homeowners upgrading from original three-tab shingles move to architectural shingles for the improved wind rating and dimensional appearance. Atlas StormMaster Slate and GAF Timberline HDZ are popular choices here for their Class 4 impact resistance and 130-mph wind warranties.
New Roof Installation in Granada Hills
New Roof Installation in Granada Hills covers everything from ground-up new construction in developing pockets near the northern edge of the community to complete teardowns where the existing roof structure is beyond salvage. This service involves full structural assessment, potential rafter or truss reinforcement, complete decking installation, and your choice of finished roofing system. New construction roof installation in Granada Hills typically runs $14,000 – $28,000 for asphalt shingle systems, with flat roofing or tile running higher depending on the design. Full teardown replacements where we’re rebuilding from the rafters up generally fall in the $18,000 – $35,000 range.
New Construction Coordination
We coordinate directly with your builder or general contractor on new construction timelines, pulling permits through the City of Los Angeles and scheduling inspections to keep your Certificate of Occupancy on track. Our digital documentation system keeps everyone on the same page with photo progress updates.
Flat Roofing for Modern Additions
We’re seeing more Granada Hills homeowners adding ADUs or modern additions with low-slope designs. We install TPO and modified bitumen flat systems with proper insulation packages to handle the intense summer heat that builds up on these surfaces.
Trusted Brands We Service in Granada Hills
We install and replace roofs using manufacturer-backed materials from GAF, CertainTeed, Owens Corning, Atlas, Tamko, and Boral, and we stock common accessory items locally so Granada Hills jobs aren’t waiting on ridge caps, starter strips, or ventilation components. For the Granada Hills climate, we often recommend GAF’s Timberline HDZ or Atlas’s StormMaster lines for their combination of UV resistance and wind performance. Every brand we carry qualifies for extended manufacturer warranties when installed to their specifications, and we register those warranties on your behalf so there’s no paperwork for you to track down later.
Common Roof Replacement Problems We See in Granada Hills Homes
- Santa Ana wind damage concentrated near passes. Homes in the northern Granada Hills areas closer to the Santa Susana Mountains take the brunt of seasonal Santa Ana winds, which can lift improperly installed shingles or exploit age-weakened seal strips. We see accelerated wear patterns in these microclimates compared to more sheltered neighborhoods south of Rinaldi Street.
- Thermal cracking from extreme temperature swings. Summer days in Granada Hills regularly hit the high 90s while winter nights can drop into the 30s. That daily and seasonal expansion-contraction cycle causes asphalt shingles to become brittle and crack prematurely, especially on south-facing slopes.
- Original tract-home roofs hitting end of life simultaneously. Large sections of Granada Hills were built in concentrated waves during the 1970s, 1980s, and early 2000s. We’re currently replacing many roofs that were installed during the 2005 – 2007 building boom and are now failing right on schedule at 17 – 19 years.
- Inadequate ventilation baking attic spaces. Many older Granada Hills homes were built with minimal soffit ventilation or blocked ridge vents. We replace the roof assembly and upgrade the ventilation system together, which can drop attic temperatures by 20 – 30 degrees and extend the new roof’s life significantly.
Pricing for Roof Replacement in Granada Hills, CA
Most Granada Hills homeowners want straight numbers before they commit to a consultation, so here’s what we’re seeing in the current market:
| Service | Typical Range in Granada Hills |
|---|---|
| Asphalt shingle replacement (standard home) | $12,500 – $22,000 |
| Architectural shingle upgrade | $15,000 – $26,000 |
| Roof decking replacement (per sheet) | $85 – $140 |
| Flat roof replacement (TPO/modified bitumen) | $18,000 – $32,000 |
| New construction roof installation | $14,000 – $28,000 |
| Full structural teardown and rebuild | $18,000 – $35,000 |
Your final price depends on roof pitch, accessibility, layers being removed, and whether we find hidden damage once the old roofing comes off. We don’t guess at these variables, we inspect and put a written, fixed price in front of you before any work starts. That number doesn’t change once we’re on the roof. Call (325) 246-5075 to schedule your free estimate, we’ll bring a ladder and a camera, not a sales pitch.
We Also Serve Cities Near Granada Hills
Our crews work throughout the north San Fernando Valley, including Roof Replacement in Granada Hills and surrounding communities. We regularly handle projects in San Fernando, Northridge, Porter Ranch, and Chatsworth, and we understand the slightly different permit pathways and inspection schedules each city requires. If you’re near the border between Granada Hills and one of these neighboring areas, we’ll confirm the correct jurisdiction during your estimate so there are no surprises.
Serving Granada Hills, CA – Our Local Coverage Area
We’re based in the Granada Hills area and know this community well. Use the map below to see our service coverage – if you’re nearby, we can almost certainly help.
FAQs About Roof Replacement in Granada Hills
We typically schedule roof replacement estimates in Granada Hills within 24 – 48 hours of your call, and our live tracking system lets you see exactly when your estimator is arriving. Call (325) 246-5075 to book your free estimate.
Yes, we replace roofs throughout Granada Hills including Knollwood, Granada Hills South, the areas along Balboa Boulevard, and north toward the 118 corridor. We also handle Roof Installation in Granada Hills and Roof Repair in Granada Hills across the same service area.
We provide emergency tarping and stabilization in Granada Hills when a roof has suffered sudden failure from wind or tree impact, and we can expedite full replacement scheduling for situations where the home is exposed to ongoing weather damage. Call (325) 246-5075 any time, day or night, to discuss your situation.
Granada Hills pricing typically runs comparable to Northridge and Chatsworth, slightly below Porter Ranch where steeper hillside lots increase labor complexity. The main cost drivers anywhere in this area are roof pitch, accessibility, and whether your home falls under City of Los Angeles permitting or a neighboring jurisdiction with different fee structures.
Every roof replacement in Granada Hills includes our 365-Day Done Right Promise in writing, plus whatever manufacturer warranty your chosen shingle brand provides, typically 25 years to lifetime depending on the product line. We register manufacturer warranties on your behalf and provide digital copies by text.
Written by Dylan Pace, Owner at Crestview Roofing, serving Granada Hills as part of the Relay Home Co. family since 2000.