Metal roofing
Architectural shingles
Tile roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Replacement Across Canoga Park
Roof replacement in Canoga Park typically runs $9,800 to $22,000 for a standard single-family home, with architectural shingle tear-offs landing between $12,500 and $18,500 on most stucco ranch houses built between 1955 and 1975. We schedule replacements across Canoga Park within 5 to 10 business days of your approved written estimate, and our crews work six days a week to keep the job moving. Call (650) 456-5615 and a live person answers, day or night. You’ll get a written price before any work starts, a trackable arrival time the morning of the job, and photo documentation before and after.
Most Canoga Park homes we replace roofs on sit in neighborhoods like Old Canoga, Oso Pocket, and the streets running north of Sherman Way toward the 101. These are 1950s and 60s tract homes built fast, with decking and framing that’s seen sixty summers of triple-digit heat. That history changes what a proper tear-off needs to include. We know what to look for under those old layers before we ever load a trailer.
Here’s what you should know before you call:
- Written price before work starts, on every replacement, no exceptions.
- 365-Day Done Right Promise included in writing with every job.
- Background-checked, uniformed crews. You’ll see a name and photo before anyone pulls into your driveway.
- Crews coordinate from our Los Angeles office and serve Canoga Park locally.
Why Crestview Roofing Co Woodland Hills Is Canoga Park’s Preferred Roof Replacement Company
Homeowners in Canoga Park call us because we don’t quote one number and bill another. Dylan Pace has built Crestview Roofing around a simple standard: the price on the written estimate is the price on the invoice. If the scope changes once your roof is opened up, you approve the new number in writing before we touch it. No change orders slid under the door. No arguments after the job. That’s The Relay Visibility Guarantee, and it’s how every replacement we do in Canoga Park is run.
Canoga Park homeowners want three things from a roofer: a real name, a real arrival time, and proof the work was done. You get all three. Our techs wear uniforms, carry ID, and their arrival window is sent to your phone as a live tracking link. After the tear-off, before the new system goes down, you get photos of the decking so you can see exactly what we found. After the job, a digital invoice goes out by text. No surprises. No phone tag.
We’ve done replacements on Vanowen Street, along Topanga Canyon Boulevard, and through the war-era housing stock near the Orange Line. The homes differ, but the problems repeat: layered shingles, dried-out decking, and flashing that gave up years ago. We know the failure modes of this city specifically, and we write our quotes to account for them from day one, not after demolition.
Styles & brands we work with






Reroofing in Canoga Park
Reroofing in Canoga Park usually means either a full tear-off and replacement of an aging composition shingle system, or a recover where a second layer is added over a single, sound layer of existing shingles. On the older ranch and traditional homes here, tear-offs dominate. A full tear-off and architectural shingle reroof on a typical 1,200 to 1,800 square foot Canoga Park house runs $11,000 to $18,000, depending on decking repairs, slope, and the number of existing layers that have to come off.
Here’s the honest part: reroofing over existing shingles isn’t always legal or smart in Canoga Park. Los Angeles building code limits recover applications to one layer over one layer, and given how many homes here already carry two or three layers from decades of deferred tear-offs, a recover is often off the table once we inspect. We’ll tell you straight, with photos of what’s actually on your roof.
Tear-Off and Replacement
A full reroof starts with removing every existing layer down to the decking. That’s where Canoga Park homes show their age. Sixty-year-old plywood or 1×6 plank decking often has rot around pipe penetrations, at the eaves, and in the valleys where water lingers. We replace damaged decking at a per-sheet rate that’s written into your contract upfront, so you know the cost formula before the first nail comes out.
Decking Repair and Code Upgrades
Once the decking is exposed, Canoga Park’s cool roof ordinance comes into play. New roof work must meet the city’s reflectivity standards, which is why we often spec lighter-colored GAF Timberline HDZ or CertainTeed Landmark shingles in colors like Weathered Wood, Pewter, or Light Autumn Brown. These lighter tones meet the reflectivity threshold and keep the city inspector happy on the first pass. It’s a code requirement that coastal cities like Venice or Santa Monica don’t push nearly as hard.
Flat Roof Replacement in Canoga Park
Flat roof replacement in Canoga Park is a different animal from sloped work, and it’s common on the additions, garages, and mid-century duplexes scattered across the neighborhood. A flat roof replacement here typically runs $7,500 to $15,000, depending on square footage, the number of penetrations (vents, AC curbs, plumbing stacks), and whether the substrate needs replacement. The valley’s UV intensity and summer heat are the enemy: they bake single-ply membranes until they check and crack.
We install flat systems with reinforced membranes and heat-welded or cold-applied seams that hold up to 110°F summers without splitting. But the membrane is only half the story. Drainage and taper are what determine whether a flat roof in Canoga Park lasts 12 years or 22. We inspect the existing slope, identify ponding spots, and include tapered insulation or re-sloped substrate in the quote when the old roof wasn’t draining properly.
Membrane Selection for Valley Heat
We use white or light-colored TPO and PVC membranes on most Canoga Park flat roofs. The lighter color reflects solar energy instead of absorbing it, which keeps the roof surface dramatically cooler and also helps with the cool roof inspection your permit will trigger. Dark modified bitumen roofs here run 30 to 40 degrees hotter on the surface in August, and that heat tax hits the membrane’s service life every single summer.
Ponding and Drainage Issues
Flat roofs on Canoga Park additions often pond because the original builder framed the structure nearly level and expected tar to handle drainage. Tar dries, cracks, and the water sits. When we replace a flat roof here, we address drainage before we lay membrane: adding cricket saddles behind AC units or roof curbs, adjusting scupper heights, or building taper into the assembly. A flat roof that drains properly after a winter rain is a flat roof that won’t need a warranty call in 18 months.
Trusted Brands We Service in Canoga Park
We install manufacturer-backed systems from Owens Corning, IKO, and Atlas, and we stock common components locally so Canoga Park replacements don’t stall waiting on material runs. That means faster dry-in for your home during a tear-off. Owens Corning Duration architectural shingles handle the valley’s UV load well, and their SureNail strip holds fast in the high winds that whip through the 101 corridor near Winnetka. Atlas Pinnacle and IKO Cambridge arches both hit sweet spots for Canoga Park homeowners who want high-impact resistance without paying premium coastal-zone markups. Whatever brand fits your home and budget, we hand you the full written spec, not a handshake.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Canoga Park Homes
- Multiple layers of shingles from deferred tear-offs. Three layers are common on older Canoga Park homes, and each layer weighs about 2.5 to 3 pounds per square foot. That adds hundreds of pounds to framing that was never designed for it, causing visible sagging between rafters and a higher risk of decking collapse during a tear-off.
- UV-baked shingle granule loss. Canoga Park’s relentless summer sun dries the asphalt layer and strips granules, leaving bald gray patches across the roof. Once granules are gone, the fiberglass mat underneath turns brittle and splits at the first winter rain, opening hairline cracks that let water into the decking.
- Dry rot around every penetration. Pipes, vents, and chimneys on 60-year-old roofs were flashed with materials that have a finite lifespan. We routinely find decking rot around penetrations on Canoga Park homes because the original flashing corroded or separated decades ago and no one caught it until the wood turned soft.
- Hidden wood shake roofs under later composition shingles. When a homeowner in the 1980s or 90s laid composition over original wood shake to save money, moisture got trapped between layers. The shake rots silently, and by the time we tear off for a roof replacement in Canoga Park, the decking underneath can be too far gone to salvage. You can’t see that from the street, and you won’t know until the layers come off.
Pricing for Roof Replacement in Canoga Park, CA
Most full roof replacements in Canoga Park land between $9,800 and $22,000. Architectural shingle tear-offs on standard ranch homes generally run $12,500 to $18,500, while simpler three-tab replacements on smaller homes start around $9,800. Flat roofs run $7,500 to $15,000, and larger homes with complex roof geometry, steep pitches, or extensive decking replacement can reach the upper $20,000s. What moves the number most in Canoga Park: the number of existing layers we have to tear off, the condition of your decking, and whether your roof needs updated insulation or ventilation to pass city inspection.
Your written estimate breaks all of this out line by line. You’ll see the tear-off cost, decking replacement rate per sheet, material cost by brand, flashing, ventilation, and haul-away. If we find rot that wasn’t visible from the outside, you approve the extra work in writing before we proceed. No change orders you didn’t sign. Call (650) 456-5615 to schedule your free estimate and get the real Canoga Park number for your roof.
We Also Serve Cities Near Canoga Park
Our Roof Replacement team works throughout the west San Fernando Valley. Beyond Canoga Park, we run regular work in Winnetka, West Hills, Woodland Hills, and Reseda. The housing stock and heat conditions are similar across these neighborhoods, but each has its own building quirks and inspection rhythms we’ve learned from years of permits in the area. Same written pricing, same photo documentation, same 365-Day Done Right Promise.
Serving Canoga Park, CA - Our Local Coverage Area
We’re based in the Canoga Park 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 Canoga Park
Yes, Canoga Park enforces the Los Angeles cool roof ordinance for new roof work, which means your replacement must meet minimum solar reflectivity standards. For most homes, that means installing lighter-colored shingles or coatings that reflect a certain percentage of solar energy. We spec compliant products like GAF Timberline HDZ in lighter colorways or CertainTeed Landmark in Pewter and Weathered Wood, so you pass inspection on the first visit without sacrificing looks. Call (650) 456-5615 and we’ll explain which colors meet the code for your exact roof.
No, and in most cases it’s also not code-compliant. Los Angeles building code generally allows a maximum of two layers of asphalt shingles, and three layers already exceeds that. Adding a fourth would put hundreds of extra pounds on roof framing that’s already 60 years old. We see this constantly on Canoga Park homes, and the correct fix is a full tear-off down to the decking so we can inspect the structure, replace damaged wood, and install one clean, properly fastened system. Call (650) 456-5615 for a free inspection and a straight answer on your roof.
Canoga Park’s heat accelerates shingle aging dramatically compared to coastal L.A. because there’s no marine layer to moderate UV exposure. Summer surface temperatures on a roof here regularly exceed 140°F, which dries out shingle granules, embrittles the asphalt mat, and shortens effective shingle life by years compared to similar roofs in Santa Monica or Venice. That’s why we recommend shingles with strong granule adhesion and higher heat-resistance ratings over cheaper three-tab options. Your dollar goes further here when it buys heat-tolerant material.
Rot around penetrations and at the eaves. When we opened up a 1958 stucco ranch on Saticoy Street, we found original 1×6 decking with dry rot around every penetration and three layers of asphalt shingles, each layer baked into a brittle crust by 110°F valley heat. Our crew tore off all layers, replaced the decking at the valleys and eaves, added ice and water shield at the low-slope transition, and installed a new CertainTeed Landmark architectural shingle system with continuous ridge vent, passing the city’s cool roof inspection on the first visit. That’s not a rare find on Canoga Park homes. It’s the standard. Which is why we write decking replacement rates into your contract upfront, so a rotten board doesn’t become a surprise bill.
Yes. Flat roofs in Canoga Park need a membrane and drainage system designed for extreme heat, low winter rainfall, and intense UV. We use white or light-colored single-ply membranes to meet cool roof standards and reflect heat, plus we correct ponding issues by adjusting slope or adding taper. The heat also means seams must be heat-welded or cold-applied to withstand expansion from 40°F winter nights to 110°F summer days without splitting. A flat roof installed with the right membrane and drainage will serve a Canoga Park home well for two decades or more. Call (650) 456-5615 and we’ll spec yours with real numbers.
Written by Dylan Pace, Owner at Crestview Roofing Co Woodland Hills, serving Canoga Park and the west San Fernando Valley.