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 Castaic
Roof replacement in Castaic usually falls between $14,000 and $34,000 for a standard single-family home, with architectural shingle tear-offs on the lower end and concrete tile resets on hillside lots running higher. What drives the number in Castaic more than anything else is the lot itself: county permits, septic setbacks, long haul routes, and wind uplift on outbuildings. We scope all of that before we quote, so the price we put in writing is the price you pay. Call (661) 219-7793 to schedule a free estimate.
We work the hillside tracts off Lake Hughes Road, the acreage lots around The Old Road, and the newer subdivisions near Castaic Lake. Our crews know the canyons, the wind patterns, and the county inspection requirements. That local knowledge is the difference between a roof that gets signed off the first time and one that gets flagged for rework.
Why Crestview Roofing Co Santa Clarita Is Castaic’s Preferred Roof Replacement Company
Dylan Pace built Crestview Roofing in 2000 on a simple observation: roofers who quote one number and bill another don’t last. Every Castaic job we take gets a written price before any work starts. The number on the page is the number on the invoice. No change orders because someone “discovered” something after the tear-off. We scope the job first, including the grade, the access, the setbacks, and the underlayment condition. Then we write it down.
Part of the Relay Home Co. family, we operate under The Relay Visibility Guarantee: before-and-after photo documentation, a live trackable arrival time, a digital invoice sent by text, and the 365-Day Done Right Promise on every repair, in writing. Homeowners in Castaic tell us the same thing: they want to know who is showing up, when, what it costs, and what they’re getting. We built the whole company around answering those four questions.
Our crews serving Castaic are background-checked and uniformed. A live person answers our phones 24/7. When Santa Ana winds tear off tiles in Val Verde or along Lake Hughes Road, you’ll reach a human, not a voicemail loop. Dispatch is coordinated from the brand’s Los Angeles office; crews serve Castaic locally.
Styles & brands we work with






Asphalt Shingle Roof Replacement in Castaic
Asphalt Shingle Roof Replacement in Castaic is the most common full roof job we do, and it generally runs $14,000 to $22,000 depending on square footage, pitch, and whether we’re tearing off one layer or two. The flat, sun-blasted roofs on 1990s tract homes off The Old Road are usually single-layer tear-offs, which move fast. The two-story hillside homes with steep slopes and multiple hips take longer and cost more.
Architectural Shingle Upgrades
Most Castaic homeowners upgrade from basic three-tab shingles to architectural shingles from GAF or CertainTeed. The thicker laminated construction handles UV exposure better and looks sharper on complex rooflines. Architectural shingles also carry higher wind ratings, which matters when gusts funnel through the canyons.
Wind-Rated Fastening Patterns
On steep slopes in wind funnels like Val Verde, we follow the manufacturer’s high-wind nailing pattern exactly. Six nails per shingle instead of four, placed in the specified zones. It adds a few hundred dollars in labor. It also prevents the callbacks we see from crews that skipped it.
New Roof Installation in Castaic
New Roof Installation in Castaic applies to two situations: new construction on open lots, and full tear-offs where the existing roof is so far gone we’re rebuilding the decking too. New construction on acreage typically runs $18,000 to $34,000 depending on material choice, roof geometry, and access. That price includes county-grade underlayment and fastening details, not just shingles over felt.
New Construction on Acreage
Building on acreage around Castaic means LA County permits, not city. Roof permits for new construction ride along with the building permit, but the roofing still has to meet current Title 24 and wind-uplift standards. We coordinate with your general contractor or your designer, and we stage materials so equipment never crosses a septic leach field or well setback.
Detached Shops and ADUs
Castaic acreage frequently has detached garages, shops, or ADUs that need roofs. These smaller structures often have roof-to-wall intersections where the existing drainage and reglet details were never properly scoped. We inspect those transitions before quoting so the new flashing doesn’t leak in the first season.
Trusted Brands We Service in Castaic
We install and repair roofs using manufacturer-backed materials from GAF, CertainTeed, and Owens Corning. For concrete tile resets on Castaic hillside homes, we work with Boral tile and matching underlayment systems. Because Castaic jobs often involve tile resetting rather than full replacement, we keep common profiles and colors in local stock so we’re not waiting on a distributor when your roof is torn open. We service all major brands that existing homes carry, so whatever is on your roof now, we can match or upgrade it.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Castaic Homes
- Wind-torn underlayment at ridges and hips. Santa Ana gusts peel back underlayment along ridge lines on hillside exposures, especially on the older tile homes near Lake Hughes Road. Once the underlayment is exposed, the next blow takes tile with it.
- Ember damage from wildfire exposure. Homes in the unincorporated canyons face real ember risk. Class A fire-rated underlayment and ember-resistant ridge vents are standard on every replacement we quote in these zones.
- Deck rot at valleys and eave edges. The hot, dry summers bake sealants until they crack, then winter rains get in at the valleys. We find decking rot at valley transitions on a meaningful share of Castaic tear-offs.
- Leach field and wellhead conflicts. On acreage lots, previous roofers have tracked tear-off debris across septic drain fields, and the county has flagged it. We mark setbacks and stage carefully so it doesn’t happen.
Pricing for Roof Replacement in Castaic, CA
Here are straight numbers for the Castaic market. A standard architectural shingle tear-off and replacement on a 1,800 to 2,200 square foot single-story tract home off The Old Road runs $14,000 to $19,000. A two-story hillside home with a steep pitch, multiple hips and valleys, and concrete tile reset runs $22,000 to $34,000. New construction roofing on an acreage lot runs $18,000 to $34,000 depending on size, material, and access. The biggest cost drivers in Castaic are tear-off depth (one layer vs. two), roof pitch, tile resetting vs. shingle replacement, and access: a 300-foot driveway with no turnaround adds hauls and time. We put the full breakdown in writing before we start. Call (661) 219-7793 for a free estimate.
Our Roof Replacement team gives every Castaic homeowner a written, line-item price before the first shingle comes off.
We Also Serve Cities Near Castaic
Beyond Roof Replacement in Castaic, our crews cover Stevenson Ranch, Santa Clarita, Porter Ranch, and Chatsworth. If you’re in one of those areas, the same written pricing and the same 365-Day Done Right Promise apply. Call (661) 219-7793 and we’ll get you scheduled.
Serving Castaic, CA - Our Local Coverage Area
We’re based in the Castaic 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 Castaic
Yes, in Castaic’s unincorporated areas, roof replacement permits go through Los Angeles County even for like-for-like shingle swaps. The county wants the tear-off, underlayment, and fastening details documented. We pull the permit as part of every job, and our crews know what the county inspectors look for: proper underlayment class, nailing patterns, and setback compliance. Call (661) 219-7793 and we’ll walk you through exactly what your lot requires.
We mark the septic leach field and wellhead setback before any equipment moves onto the lot, and we stage all materials and the dump trailer clear of both. Tear-off debris goes directly into a lined trailer that never sits on the drain field. On a hillside lot off Lake Hughes Road, we kept our dump trailer clear of the septic leach field through an entire tile reset. The county will reject the job if they see debris or equipment tracking over the field, so it’s not optional. Call (661) 219-7793 and we’ll scope your setbacks before quoting.
It matters, but less than it does on a hillside canyon exposure. One-story tract homes off The Old Road sit in flatter terrain and don’t catch the full funnel effect. Still, Santa Ana gusts regularly exceed 60 mph across Castaic, so we use six-nail fastening patterns on any roof with a steep pitch or an exposed ridge. The material cost difference is small. The callback cost if we skip it isn’t. Call (661) 219-7793 for an exact quote on your home.
On hillside homes with detached shops or ADUs, we commonly find rotted decking at roof-to-wall intersections where someone never scoped the existing drainage and reglet details before quoting. Once we open those transitions, we also often find missing or undersized flashing at the shop-to-house junction. We account for these repairs in the written estimate, not as a surprise change order. Call (661) 219-7793 and we’ll look at your outbuildings during the estimate.
Yes, and that’s a common job on Castaic hillside homes. We reset existing concrete tile over new underlayment when the tile itself is still sound. The catch is that tile removal and resetting is labor-intensive, so the labor portion of the quote is higher than a shingle tear-off even though you’re not buying new tile. On the Lake Hughes Road job, we reset Boral tile over new GAF decking and a high-temp ice and water shield at the valleys, all to meet LA County’s 110 mph uplift requirement. Call (661) 219-7793 and we’ll assess your tile condition and give you a written number.
Written by Dylan Pace, Owner at Crestview Roofing Co Santa Clarita, serving Castaic since 2000.