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
Trusted Roof Replacement for Ventura Homeowners
A Roof Replacement - Ventura typically runs from $18,000 to $42,000 for a standard single-family home, with most full asphalt shingle tear-offs landing between $22,000 and $34,000 depending on square footage, pitch, and the condition of the underlying decking. We’re Crestview Roofing Co Ventura, and we’ve been replacing roofs across this city since 2000. Our crews handle everything from straightforward tear-offs in Midtown to complex re-decking jobs in the hillside neighborhoods above Ventura Avenue, and we put every price in writing before a single strip of felt comes off the truck. Call (559) 249-4917 and you’ll speak with a live person, not a call center. We’ll walk you through exactly what your roof needs, what it costs, and when we can start. That’s The Relay Standard, and it’s how we’ve built our name in Ventura, from Pierpont Bay to College Park.
Roof Replacement Contractor
A Roof Replacement Contractor is the licensed professional who removes your old roof down to the sheathing, inspects the decking beneath, and installs an entirely new roofing system. Ventura homeowners hire us for this work when a roof is beyond the point where patch repairs make financial sense, usually at the 20 to 30 year mark for asphalt shingles, or sooner if storm damage or persistent leaks have compromised the structure. The cost depends on what we find once the old roof is off, which is why a contractor who writes a firm number before opening anything up is worth more than one who guesses. At Crestview Roofing Co Ventura, we give you a written scope of work and price before the job starts, and the number on that page is the number on your invoice.
Decking Repair and Replacement
When we pull back the old shingles, the plywood or OSB underneath is sometimes rotted, water-stained, or delaminated from years of slow leaks. Ventura’s marine layer keeps moisture on north-facing slopes longer than many homeowners realize, and we frequently find soft decking around vents and valleys even when the shingles above still look serviceable. We’ll show you photos of exactly what we found before we replace any decking, so you’re never approving repairs sight-unseen.
Permits and Final Inspection
Every full roof replacement in Ventura requires a building permit through the city, and our crew handles that paperwork for you. We pull the permit, schedule the inspections at the right stages of the job, and stay on site until the final sign-off is posted. No shortcuts, no unpermitted work, no surprises when you sell the house five years from now.
Styles & brands we work with






Asphalt Shingle Roof Replacement
An Asphalt Shingle Roof Replacement is exactly what it sounds like: the old shingle layer, underlayment, and flashing come off, and a new architectural or three-tab shingle system goes on, with new underlayment, new flashing, new pipe boots, and new ridge caps. Most Ventura homes, from Eastside to the Keys, wear asphalt shingles because they hold up well to sun and coastal wind when installed correctly and because they cost less than tile or metal. A typical asphalt shingle roof replacement in Ventura runs $18,000 to $34,000 depending on the size and pitch of the roof, the shingle grade you choose, and whether the decking underneath is in good shape. We install GAF, CertainTeed, and Owens Corning products as our primary shingle lines, which means you’re getting manufacturer-backed material warranties, not generic stock from a big-box store.
Architectural vs. Three-Tab Shingles
Architectural shingles, also called dimensional or laminate shingles, are thicker, last longer, and handle Ventura’s wind gusts better than the flat three-tab style that dominated the 1990s. They cost about 15 to 25 percent more up front, but the lifespan difference of a decade or more usually makes that math easy to justify. The decision comes down to how long you plan to stay in the house and what your HOA, if any, allows.
Underlayment and Ventilation
The shingles are what you see, but the underlayment and attic ventilation do the real work of keeping water out and heat from cooking your roof from the inside. We upgrade standard felt to synthetic underlayment as a matter of course, and we inspect your soffit and ridge vents as part of every replacement. A roof that can’t breathe will fail years earlier than it should, and we’d rather fix that now than replace your roof again in fifteen years.
New Roof Installation
A New Roof Installation means we’re building the roofing system from scratch, usually on a new addition, a new construction project, or a home where the existing roof was completely removed to the rafters rather than just to the sheathing. That distinction matters: a full tear-off and re-roof keeps your existing framing and decking where possible, while new installation often includes structural work, insulation, and ventilation design. New roof installation in Ventura typically starts around $20,000 for a small, simple roof and can exceed $45,000 for large or complex projects, especially where upgrades like standing seam metal or tile are part of the specification. We quote every job line by line, so you know exactly what you’re paying for and nothing more.
New Construction and ADUs
Ventura has seen a steady wave of ADU construction and second-story additions in the last few years, and we roof a lot of those projects. Building a new roof from the start means we can get the ventilation, drainage, and flashing details right the first time rather than retrofitting around someone else’s mistakes. We coordinate with your general contractor or build schedule, and our written price applies whether the job takes two days or two weeks.
Material Upgrades Worth Considering
If you’re starting fresh, you have options beyond standard asphalt. Concrete S-tile is common in Ventura’s Spanish-style neighborhoods, and standing seam metal performs extremely well against our winter storms and summer sun. We also install Boral roofing products, which include lightweight tile and stone-coated steel systems that look sharp and carry some of the longest manufacturer warranties in the industry. A new roof is a 30-year decision, and we’ll help you weigh the trade-offs without pushing you toward the most expensive option.
Reroofing
Reroofing means installing a new roof over an existing one rather than tearing everything off first, and it’s a practice we’re cautious about recommending. Some roofing companies sell the overlay approach because it’s cheaper, saving you the cost of tear-off, hauling, and dump fees, which in Ventura typically ranges from $3,000 to $6,000 on a standard home. But layering new shingles over old ones hides whatever damage is happening underneath, doubles the weight on your framing, and shortens the life of the new roof significantly. In most Ventura homes, we recommend a full tear-off instead, and we’ll explain the reasoning on your specific roof rather than making you guess.
When Overlay Makes Sense
There are a narrow set of cases where reroofing over an existing single layer of shingles is a defensible choice, mostly when the decking is confirmed solid, the roof has no existing leaks, and budget constraints are severe. Even then, we’ll document the condition of the underlying layer with photos before we cover it. We never overlay on top of a roof that already has two layers, which is against current California building code and will come back to bite you at resale.
Why Tear-Off Wins in Ventura
The marine layer, the salt air, and the occasional Santa Ana wind event combine to wear roofs in Ventura harder than homeowners expect. A tear-off lets us inspect every square foot of the decking, replace any water-damaged areas, install fresh underlayment, and resolve flashing issues that might be invisible from above. The true cost of a roof is measured over its life, not just on installation day, and a properly torn-off roof will outlast an overlay by a wide margin.
Flat Roof Replacement
A Flat Roof Replacement is what we do for Ventura’s many mid-century and commercial-style buildings where the roof slope is too low for shingles to shed water reliably. Flat roofs don’t actually sit perfectly flat, they carry a slight pitch toward scuppers or drains, but that low angle means water moves slowly and any weakness in the membrane gets exploited quickly. Flat roof replacement in Ventura typically runs $12,000 to $28,000 depending on the roofing system chosen and whether we need to address saturated insulation or failing decking underneath. We install TPO, PVC, and modified bitumen systems, and we’ll help you match the right membrane to the specific building and its exposure to the sun and salt air.
Membrane Options: TPO, PVC, and Mod-Bit
TPO is the most common flat roof membrane in Ventura right now, white reflective, heat-welded at the seams, and reasonably priced. PVC adds chemical resistance and holds up well in areas with standing water or significant bird activity near the coast. Modified bitumen, the torch-down or peel-and-stick asphalt-based system, is a reliable heavier-duty option for older buildings where weight and traffic resistance matter. We’ll explain the trade-offs in plain English and quote all three so you can compare apples to apples.
Drainage and Ponding Water
The number-one killer of flat roofs in Ventura isn’t UV damage, it’s ponding water that sits for days after a rain because the drains or scuppers are undersized or clogged. Before we install a new membrane, we map the drainage patterns, check the slope, and rebuild crickets and saddles where needed so water actually leaves the roof. A new membrane over bad drainage will fail within a few seasons, and we’re not willing to sell you that roof.
Brands We Service
We install and repair roofs using manufacturer-backed materials from GAF, CertainTeed, and Owens Corning, three of the most trusted names in residential roofing. On the GAF side, we install their Timberline and Camelot architectural lines regularly, and we know the GAF warranty registration process inside and out so your material warranty is actually active the day we finish. CertainTeed’s Landmark series is another one we reach for often, particularly on homes where wind uplift ratings matter most, and we’ve been through their master shingle applicator protocols. Owens Corning makes up the third piece of our primary lineup, and their TruDefinition Duration shingles bring a strong impact rating and a wide range of color options that suit coastal palettes well.
We also work with Tamko and Boral on a project-specific basis. Tamko’s Heritage series gives us a solid mid-range architectural shingle at a sharp price point for budget-conscious replacements where the homeowner still wants a real warranty. Boral is our go-to when the job calls for tile, stone-coated steel, or composite roofing products, and their lightweight tile systems let us put a Spanish-style roof on framing that couldn’t handle the weight of traditional clay. Whether you have GAF, CertainTeed, Owens Corning, Tamko, Boral, or any other manufacturer’s roof on your Ventura home, our crew can repair or replace it with the right materials and the right paperwork.
See the difference
Before
After
Before
After
Before
AfterSigns You Need a Pro Right Now
- Granules collecting in your gutters. Those small sandy particles washing off your shingles mean the protective mineral layer is failing, and the asphalt beneath is now exposed to UV. A shingle roof losing granules at this rate is in its final phase, and waiting another wet season in Ventura risks decking rot and interior water damage.
- Water stains on ceilings or walls after rain. A brown ring on your ceiling doesn’t always mean the leak is right above that spot. Water travels along rafters and sheathing, so the entry point could be ten feet away at a flashing joint or a cracked pipe boot. The longer that moisture stays trapped, the more damage it does to insulation, framing, and drywall.
- Shingles that are curling, cracking, or missing. Once shingles start to curl at the edges or crack across the face, they’re no longer sealing properly against wind and rain. In Ventura’s winter storms, one lifted shingle can start a chain reaction of water intrusion that reaches every underlayment layer beneath it.
- Sagging or uneven roof planes. If your roof line looks wavy or sunken in places, the issue is likely structural, not cosmetic. Saturated decking or failing rafters will only worsen under the next heavy rain, and a roof in that condition needs a professional assessment before it becomes a safety issue. This is absolutely not a DIY fix, and standing on a compromised roof is genuinely dangerous.
- Daylight visible through the attic boards. Go up into your attic on a sunny afternoon and turn off the flashlight. If you can see slivers of light through the roof boards, water has an open path inside. That’s a clear signal we need to get up there, and soon, before Ventura’s next storm turns those pinholes into a ceiling collapse.
Our Process, Step by Step
- 1
Free on-site roof inspection. We come out to your Ventura home, walk the roof, check the attic, examine the flashing, vents, and decking, and take photos of everything we find. You get a written summary of the current condition and what needs attention now versus what can wait.
- 2
Written line-item quote, delivered before you commit. Within a day or two, we send you a detailed written quote that breaks down labor, materials, permits, dump fees, and every other cost on the job. The number on that page is the number you’ll pay, no change orders, no “we found extra damage” surprises, nothing.
- 3
Scheduling with a live arrival time. We schedule your replacement and give you a specific arrival window, not a four-hour range. You’ll know which uniformed, background-checked technician is arriving at your home before their truck pulls up, and you can track their approach through The Relay Standard.
- 4
Full teardown, decking inspection, and installation. The crew tears off the old roof, photographs the decking, and shows you exactly what we found before covering anything up. Then the new system goes on: underlayment, shingles, flashing, vents, ridge caps, everything, installed to manufacturer specifications and Ventura building code.
- 5
Before-and-after documentation and final walkthrough. We deliver before-and-after photos showing the full scope of what was done, send a digital invoice by text so your records are complete, and walk you through the workmanship warranty. You’ll also receive written confirmation of the manufacturer warranty registration so you’re protected from day one.
How Much Does Roof Replacement Cost in Ventura?
A typical full asphalt shingle Roof Replacement in Oak View runs $22,000 to $34,000 for a 1,500 to 2,500 square foot single-family home. Smaller homes and simple gable roofs, especially in neighborhoods like Midtown or the Avenues, can come in between $18,000 and $24,000. Larger homes, steep-pitch roofs, or jobs requiring significant decking replacement, which is common in older neighborhoods like Downtown’s historic district, can push past $40,000. Flat roof replacement typically lands between $12,000 and $28,000 depending on the membrane system, and reroofing an existing layer, where code allows it, saves roughly $3,000 to $6,000 on tear-off and disposal costs though we rarely recommend it for the reasons described above.
What moves the number? Square footage is the biggest driver, followed by roof pitch, the number of penetrations (vents, skylights, chimneys), material grade, and whether your decking needs repair or replacement. Ventura’s older housing stock in the Midtown and Eastside areas often hides decking issues that only reveal themselves once the shingles come off. The best way to avoid overpaying is to get a written, line-item quote before the work starts, which is exactly how we operate every single time. Your free estimate includes a detailed breakdown of every cost component, so you can see precisely where your money goes and compare against any other Ventura roofer on equal footing. Call (559) 249-4917 to schedule yours.
Our Service Area Near Ventura
We work throughout Ventura and the surrounding communities, including Roof Replacement in Oxnard, Roof Replacement in Ojai, Camarillo, Newbury Park, Moorpark, Simi Valley, Santa Paula, Fillmore, Somis, Oak View, and Port Hueneme. Most of our Ventura customers see a crew on site within a week or two of signing the written quote, depending on material lead times and permit processing. We also handle home exterior projects across the county, and this page covers everything you need to know about Roof Replacement in Ventura specifically. If you’re just outside our core area, give us a call anyway, we’ll tell you straight if we can help.
Serving Ventura, CA - Our Local Coverage Area
We’re based in the Ventura area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
Frequently Asked Questions About Roof Replacement in Ventura
Roof replacement means removing the existing roof down to the decking or rafters and installing a completely new roofing system, including underlayment, shingles or membrane, flashing, vents, and ridge caps. It’s more extensive than roof repair, which addresses isolated damage, and it’s what a roof needs when the structure has reached the end of its serviceable life, usually around 20 to 30 years for asphalt shingles in Ventura’s climate. The cost range for most Ventura homes is how much Roof Replacement costs, from $18,000 to $42,000, and we provide a written fixed price before any work begins.
Most standard asphalt shingle replacements in Ventura take 2 to 5 working days from tear-off to final inspection, depending on the roof’s size, pitch, and complexity. Flat roof replacements typically run 3 to 7 days, and jobs requiring extensive decking repair or structural work can extend to two weeks. We’ll give you a specific schedule in writing before we start, not a vague “whenever the crew finishes” promise. Call (559) 249-4917 for an exact timeline on your specific roof.
Full asphalt shingle Roof Replacement - Ojai typically costs $22,000 to $34,000 for a standard single-family home, with smaller homes starting around $18,000 and larger or complex jobs exceeding $40,000. Flat roof replacement runs $12,000 to $28,000, and reroofing or overlay work can reduce upfront cost by $3,000 to $6,000 but often shortens the roof’s lifespan. Every Crestview quote is line-item and fixed, so the price we write down is the price you pay. Estimates are free, call (559) 249-4917 for yours.
Yes, we install and replace GAF, CertainTeed, and Owens Corning roofing systems as our three primary shingle lines, and we’re experienced with Tamko and Boral products on a project-specific basis. Our installers follow manufacturer installation specifications for each brand, and we handle warranty registration so your material coverage is fully active. Whatever roof you currently have on your Ventura home, we can repair or replace it with the right system. Call (559) 249-4917 to talk through your options.
Roof replacement is a planned, permitted construction project, not an emergency service. If you have active water coming into your home, we can perform temporary tarping and emergency repairs to stop the immediate damage, then schedule the full replacement properly with permits and inspections. Our phone line is answered by a live person 24/7, so if a Ventura storm has put water in your living room, call us right away at (559) 249-4917 and we’ll get someone out to protect the house.
Every roof replacement we do in Ventura includes manufacturer material warranties on the shingles or membrane, which vary by product and grade, plus our 365-Day Done Right Promise covering workmanship. Under that promise, if any covered installation issue appears within 365 days, we correct it at no charge, including a free second visit. The material warranty terms are explained in plain language at the time of your quote, and we register everything on your behalf. The specific warranty for your roof will be detailed in your written quote, call (559) 249-4917 to get one.
Clear your driveway and any parking spaces directly adjacent to the house so our crew can set up ladders, scaffolding, and a debris chute safely. Move or cover items in the attic that could collect dust, and remove wall hangings from rooms directly below the roof where vibration from the work might loosen them. We’ll handle the rest, including dump permits, city inspections, and protecting your landscaping around the work area. We send a short checklist to every customer before the job starts.
Schedule Your Roof Replacement Service in Ventura Today
Roof replacement in Ventura is a significant investment, and you deserve a roofer who treats it that way. We’ll give you a written fixed price before any work starts, before-and-after photo documentation, a live trackable arrival time, and a digital invoice sent to your phone. No surprises, no ambiguity, no chasing a contractor who disappeared. Call (559) 249-4917 to schedule your free estimate, and see what a transparent roof replacement looks like.
Written by Dylan Pace, Owner at Crestview Roofing Co Ventura, serving Ventura since 2000.