Roof Replacement in Granada Hills.
A roof replacement in Granada Hills (91344) depends heavily on which Granada Hills you live in. Down on the mid-century flats, it's usually a shingle re-roof on a ranch home that has baked through decades of Valley sun. Up in the northern foothills near O'Melveny Park — fire-zone territory on large equestrian lots — it's a tile roof and a Class-A assembly. Samuel Roofing Inc. is a family-owned, owner-operated company, and we do the full job correctly either way, documenting every layer.
When a Granada Hills roof needs full replacement
A roof earns replacement; it doesn't just age into one. On the southern flats, the signals are composition shingle curling and shedding granules across the whole surface, brittle underlayment failing throughout, two or more existing layers stacked up, and leaks returning in new places. On the hillside tile roofs up north, the tile itself can be sound while the underlayment beneath has failed across the roof — there the right answer is often a full replacement or a lift-and-relay of the waterproofing layer. We assess your roof and tell you plainly which it is.
Our roof replacement process
A proper re-roof is a sequence we don't shortcut. We tear off to the deck so nothing stays hidden. We inspect and redeck any sheathing that's rotted or soft from a long-standing leak. We lay fresh underlayment across the whole roof — the layer that does the waterproofing. We replace flashing and rebuild valleys rather than reuse aged metal. We address attic ventilation so heat doesn't shorten the new roof's life. Then we install your system using leading manufacturers, or leading manufacturers materials, with leading manufacturers on any flat sections. In the foothill fire zone we build a Class-A fire-rated assembly with ember-resistant venting. We document the work from the air throughout.
Materials for Granada Hills homes
On the ranch flats around Balboa Boulevard and Chatsworth Street, architectural composition shingle from leading manufacturers or leading manufacturers gives strong heat and UV performance and suits these homes. Up in Knollwood, Granada Hills North, and Kingsbury, concrete and clay tile dominate, and we match existing profiles. Where homes sit in the northern fire hazard zone, we build Class-A — covered in depth on our Granada Hills fire-zone page. Flat sections get leading manufacturers.
Neighborhoods we re-roof
We replace roofs across Granada Hills — Knollwood, Granada Hills North, Kingsbury, and the foothill areas near O'Melveny Park — along Balboa Boulevard, Rinaldi Street, and Chatsworth Street.
Cost & timeline factors
We don't quote unseen. The honest drivers vary by home: roof size and pitch, layers to remove, deck condition, material, fire-zone requirements, and hillside or large-lot access. Most single-family re-roofs run a few days. We give you a clear written quote after we've inspected and flown your roof — a number for your roof, not an average.
Warranty & documentation
Every replacement carries our 10-year workmanship warranty, alongside manufacturer warranties on leading manufacturers systems. You also receive a free written roof report with drone imagery of the finished roof and the layers beneath — proof of exactly what you paid for, including any outbuildings on equestrian properties.
A recent Granada Hills replacement
A mid-century ranch home near Chatsworth Street had been patched against leaks for years. Tear-off revealed original underlayment failed across the whole roof and a deck section soft beneath an old chimney-flashing leak. We redecked the bad sheathing, rebuilt the valleys, re-ventilated the attic, and installed a new architectural shingle system. One documented job ended a long cycle of patching and gave the homeowner a roof with decades ahead of it.
At a Glance
- Service: Roof replacement in Granada Hills, CA — ZIPs 91344, 91394
- License: CSLB #1137536 (C-39) — licensed, bonded & insured
- Trust signals: 5.0 stars on Google, Google Guaranteed, 10-year workmanship warranty
- Founder Sam brings nearly a decade of hands-on LA roofing experience to every job
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Past the point of patching your Granada Hills roof? Book Your Free Inspection and we'll fly a drone over it and give you a free written report and quote. Call (866) 685-3889. Written pricing. No pressure. No surprises.
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More Granada Hills roofing
- Roof Replacement in Granada Hills — this page
- Roof Repair in Granada Hills
- Fire-Zone Roofing in Granada Hills
- All roofing in Granada Hills
- San Fernando Valley Roofing
Book Your Free Inspection: (866) 685-3889
Granada Hills roofing questions
What materials do you install on Granada Hills homes?
Architectural composition shingle from leading manufacturers or leading manufacturers for the mid-century ranch flats, and concrete or clay tile for the hillside homes up north. leading manufacturers systems where they fit best, and leading manufacturers on flat sections. Homes in the foothill fire zone get Class-A fire-rated assemblies.
Do hillside Granada Hills re-roofs need fire-rated roofing?
Yes. The northern foothills near O'Melveny Park sit in a Very High Fire Hazard Severity Zone. Re-roofs there should be Class-A fire-rated assemblies with ember-resistant venting, which we build and document.
How long does a Granada Hills re-roof take?
Most single-family re-roofs run a few days, depending on size, pitch, layers, material, and hillside access. We give you a realistic written timeline before we start — no surprises.
Book your free Granada Hills roof inspection.
We come out, walk the roof, document it from the air, and hand you a written, itemized report. Written pricing. No pressure. No surprises.
Financing available for qualified Granada Hills homeowners
You don't have to pay for a roof all at once: financing is available for qualified homeowners, subject to qualification — written itemized pricing first, financing second, never any pressure. And because Title 24 cool-roof products are qualifying energy improvements, a Granada Hills re-roof that needs one may also qualify for PACE-style energy financing — ask us and we'll confirm what applies to your property. How roof financing works in Los Angeles →