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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
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Before
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Before
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Before
AfterNew Construction in Pasadena, CA
New construction roofing in Pasadena means installing a roof on a brand-new home, an addition, or an ADU (accessory dwelling unit) from the deck up – no tear-off, no old materials, just a clean installation built to current California building codes. The process typically runs $8 to $16 per square foot for materials and labor, depending on the shingle system, roof complexity, and whether you’re building in the flats or up in the hills above the Rose Bowl. Crestview Roofing Co Pasadena handles new construction roofing with a written price before any work starts, manufacturer-backed materials from GAF, CertainTeed, and Owens Corning, and photo documentation at every stage so you see exactly what went on your roof. Call (626) 389-1956 and we’ll walk you through what your project needs. Our Roof Replacement & Installation in Pasadena team handles everything from single-family new builds to garage and ADU roofs, and you can go back to our home page anytime to see the full scope of what we do.
When You Need New Construction
New construction roofing isn’t a repair job. It’s a from-scratch installation, and it comes up in specific situations around Pasadena. Here are the most common scenarios we see:
- You’re building a new home or major addition. Whether it’s a ground-up build in Bungalow Heaven or a second-story addition in Madison Heights, the roof has to be installed before drywall goes in, and it needs to pass city inspection.
- You’re adding an ADU or garage apartment. Pasadena’s ADU rules have loosened in recent years, and we’re seeing a lot of converted garages and backyard units in neighborhoods like Annandale and Linda Vista. These smaller roofs need the same code-compliant installation as a full house.
- Your architect or general contractor requires a roofing specialist. Many GCs in Pasadena don’t self-perform roofing. They sub it out, and they want a roofer who can hit their schedule and provide documentation, which is exactly what we do with before-and-after photos and a digital invoice.
- You’re replacing a roof down to the deck and starting fresh. If you’ve stripped everything to the rafters and sheathing, that’s a new construction install in terms of scope, even on an older home. The layering sequence is the same.
- You bought a lot and you’re building spec or custom. Developers and homeowners building in areas like Hastings Ranch or up near Eaton Canyon Golf Course need a roofer who can work from architectural plans and deliver on a stated timeline.
- Your current roofer walked off or can’t pull permits. We get calls from people mid-build whose original roofer flaked. We step in, assess what’s done, and finish the job with the same written-price standard we use on every project.
Our New Construction Process
Here’s how a new construction roof comes together with Crestview Roofing Co Pasadena. Every step is documented, and you’ll never wonder what’s happening on your job site.
- Plan review and site walk. We look at your architectural plans, check the roof pitch and decking, and confirm ventilation requirements. We’ll also check for things like valleys and dormers that change the labor picture. You get a written price after this walk – the number on the page is the number on the invoice.
- Material selection and order. We’ll help you choose from GAF, CertainTeed, or Owens Corning systems based on your budget and the home’s style. You’ll know the exact shingle line, color, and warranty tier before anything is ordered. No substitutions without your sign-off.
- Decking and underlayment inspection. Before shingles go on, we inspect the decking and install the underlayment – the water-shedding layer that sits between the wood and the shingles. In Pasadena’s hot summers, proper underlayment matters, especially on low-slope sections.
- Flashing and edge details. Flashing is the metal that seals joints around chimneys, skylights, vents, and wherever the roof meets a wall. For new construction, these details get installed before the shingles so the waterproofing is continuous. Pasadena building inspectors look hard at this step.
- Shingle installation and ventilation. The shingles go on, ridge vents and intake vents get installed, and the roof is buttoned up. We install per manufacturer spec, which matters because manufacturer warranty coverage depends on correct installation.
- Final walkthrough and documentation. You receive before-and-after photos, a digital invoice by text, and the written 365-Day Done Right Promise covering the installation. If anything fails within a year, we come back and fix it at no charge.
New Construction Pricing in Pasadena
New construction roofing in Pasadena typically runs $8 to $16 per square foot installed. A standard 1,800-square-foot roof on a new build usually lands between $14,400 and $28,800. Smaller structures like ADUs and garages are a different math – you’re often looking at $6,000 to $12,000 total because they’re 400 to 800 square feet but still require scaffolding, flashing, and the same inspection.
What moves the price:
- Roof complexity. A simple gable roof costs less than a multi-plane roof with hips, valleys, dormers, and crickets. Every angle adds cuts, flashing, and time.
- Pitch. Steep roofs (anything over 6/12) require harnesses, anchor points, and slower installation. Pasadena hillside homes in areas like San Rafael often have dramatic pitches that add labor cost.
- Shingle system. Three-tab shingles are the entry point. Architectural shingles from Owens Corning or GAF are a step up in looks and lifespan. Premium lines like CertainTeed’s Presidential Shake or GAF’s Grand Canyon add material cost but also curb appeal and warranty length.
- Decking condition. On new construction you shouldn’t have rotten decking, but if the framing sat exposed through a wet winter, we may need to replace or repair sections before underlayment goes down.
- Underlayment type. Synthetic underlayment costs more than felt but performs better in Southern California heat and during the rainy season. A self-adhered ice-and-water shield in valleys and eaves adds a few hundred dollars but is cheap insurance against leaks.
- Timing. Summer and fall are busy for roofers in Pasadena. If you can schedule your new construction roof for late winter or early spring, you may have more flexibility on scheduling, though our written price doesn’t change seasonally.
For an exact number on your project, call (626) 389-1956. We’ll review your plans and give you a free written estimate. The estimate is detailed – line items for materials, labor, and any access or safety equipment – and it’s honored exactly as written.
FAQs – New Construction
How much does new construction roofing cost in Pasadena?
New construction roofing in Pasadena typically runs $8 to $16 per square foot, with most full-home installations falling between $14,000 and $29,000 depending on roof size, pitch, complexity, and shingle line. ADU and garage roofs usually come in lower, around $6,000 to $12,000. Call (626) 389-1956 for a free written estimate specific to your plans – no charge for the number.
Can you start a new construction roof right away?
In most cases we can be on site within a week of the written estimate, and we’re flexible on scheduling to match your GC’s timeline. Pasadena inspections happen on the city’s schedule, so the permit timeline affects the finish date more than our labor does. Call us at (626) 389-1956 and tell us your target date – we’ll tell you honestly whether it’s realistic.
Do you work with general contractors and architects?
We do, and it’s a big part of our new construction work in Pasadena. We handle material submittals, coordinate with your GC on delivery windows, and provide photo documentation your architect can use for closeout. The Relay Visibility Guarantee applies to every job – your GC gets a written price, live arrival tracking, and a digital invoice just like a homeowner would.
Is it cheaper to install a roof on new construction than to replace an existing one?
Yes, usually by 15 to 25 percent, because there’s no tear-off labor, no dump fees, and no surprises hiding under old shingles. On new construction the decking is clean and the job moves faster. Call (626) 389-1956 and we’ll break down the exact difference for your project.
What warranty do I get on a new construction roof?
You get two layers of warranty: the manufacturer’s warranty on the shingles (30 years, 50 years, or lifetime depending on the brand and product line) and our 365-Day Done Right Promise in writing. That promise covers the installation workmanship for a full year – if anything we installed fails, we come back and fix it at no charge. No negotiation, no runaround.
Written by Dylan Pace, Owner at Crestview Roofing Co Pasadena, serving Pasadena.