Architectural shingles
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GAF
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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Replacement Across Citrus
Roof replacement in Citrus, CA typically costs $9,800 – $18,500 for a standard asphalt shingle roof on a midcentury ranch home, and the job usually takes 2 – 4 days once materials arrive. The single biggest cost variable in this specific town is what’s hiding under the old roofing: most 1950s homes in Citrus still have original 1×6 skip sheathing, which current code requires upgrading to solid plywood decking before new shingles go on. That’s a step many roofers don’t mention until tear-off day. We tell you before we start, in writing. If you’re seeing lifted shingles, water stains, or just a roof that’s pushing 25 years old, call (866) 282-5070 for a free inspection.

Why Buena Park Roof Repair Is Citrus’s Preferred Roof Replacement Company
We’ve worked on enough Citrus homes to know what a 1955 ranch roof actually looks like underneath. That matters here more than in most towns, because the original skip sheathing on those houses ages differently than solid plywood, and you can’t see the difference from the ground. Rick Dunnigan, who leads our team, has built our whole process around one question: what does this roof actually need? Sometimes that’s a repair. Sometimes it’s a full replacement. We’ll tell you which one, and we’ll show you the photos from the inspection that back it up.
Citrus homeowners call us for a few reasons. We offer a standalone roof inspection with no repair commitment, so you get a written condition report before anyone asks you to spend money. We install products from seven major manufacturers, which means we’re not going to push one brand because it’s all we carry. And when a replacement is genuinely necessary, our quotes spell out line items for decking, underlayment, flashing, and ventilation, not a vague “complete roof system” that hides what you’re actually paying for.
Styles & brands we work with






Roof Replacement Contractor in Citrus
Roof Replacement Contractor work in Citrus starts with knowing what’s under the shingles, not just what’s on top. Most homes here were built between 1950 and 1975, and the majority still carry their original roof framing with 1×6 skip sheathing: boards spaced with gaps, never designed to hold modern fasteners under decades of Santa Ana wind and 100-degree summer heat. When we replace a roof on those houses, we plan for full decking upgrade from the first estimate, not as a surprise change order. That’s the Citrus-specific reality most out-of-town roofers miss.
Full Tear-Off and Decking Assessment
Every replacement in Citrus should be a full tear-off, not a second layer over old roofing. You need to see the decking. If the 1×6 boards are dry-rotted in the valleys, split at the fasteners, or already sagging between rafters, they can’t hold new shingles through the next wind season. We document decking condition during the inspection and again after tear-off, so you’re deciding with evidence, not a phone call after the dumpster’s full.
Permit-Triggered Upgrades
When we pull a re-roof permit in Citrus, current building codes apply to the entire roof assembly, not just the shingles. That includes solid decking, ice and water shield at the eaves and valleys, proper nailing patterns, and ventilation that meets current requirements. If your roof predates those standards, and most here do, the permit triggers the upgrade. We write that into the contract as a known line item before work starts, so there’s no mystery invoice at the end.
Asphalt Shingle Roof Replacement in Citrus
Asphalt Shingle Roof Replacement in Citrus is the most common job we do, and for good reason: architectural shingles handle this valley’s heat better than most materials and carry wind ratings up to 130 mph, which matters when the Santa Anas come through the canyons. A typical architectural shingle replacement on a 1,200 – 1,800 square foot ranch in the 91702 area runs $10,500 – $16,000 including decking upgrades, new felt or synthetic underlayment, flashing, and ventilation improvements. That’s a residential number for the actual Citrus market, not a statewide average.
Architectural vs. Traditional Shingles
For Citrus homes, we almost always recommend architectural shingles over three-tab. They’re thicker, last roughly a decade longer, and stand up better to thermal cycling, which is the daily expansion and contraction from hot days and cool nights. The price difference in Citrus is usually $1,800 – $3,200 total, and when you’re already paying for a full replacement, that’s money well spent.
Flat Roof and Low-Pitch Sections
Some Citrus ranches have low-pitch sections or patio covers that were originally done in tar-and-gravel. Shingles don’t work below about a 2:12 pitch, so those areas need modified bitumen or a self-adhered membrane system instead. We’ll flag any low-pitch sections during the inspection, because mixing incompatible materials is exactly how leaks start on older houses.

Trusted Brands We Service in Citrus
You should choose your material, not ours. We’re authorized to install and warranty products from seven major manufacturers, and for Citrus homes we commonly recommend Atlas Pinnacle for its wind rating, Owens Corning Duration for heat reflectivity, and IKO Cambridge as a solid mid-price architectural option that matches existing shingle patterns well on partial replacements. What we carry isn’t what was cheapest at the supply yard; it’s what performs in high-UV, Santa Ana-wind conditions on midcentury framing. We stock fast-turnaround materials for Citrus jobs at our local supplier, which means once we start a tear-off, we’re not waiting four days on a special-order shingle color.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Citrus Homes
- Skip sheathing fastener failure. On 1950s ranches, the original 1×6 boards were never intended for modern shingle nailing. Decades of thermal cycling and Santa Ana gusts work the nails loose, and shingles lift or blow off entirely, usually on the west-facing slopes that catch the strongest afternoon wind.
- Chimney and penetration flashing deterioration. Flashing around chimneys, vents, and pipe boots fails slowly. Citrus doesn’t get much rain, so a flashed leak can sit dormant through eight dry months, then show as a ceiling stain during the first real winter storm. By then the plywood around the penetration is usually soft.
- Original tar-and-gravel on low-pitch sections. Many Citrus ranches have flat patio covers or breezeways still carrying their original built-up roofs. Those old layers trap heat, crack constantly, and hide water against the decking. They’re often the first thing to fail and the last thing a homeowner notices.
- Undersized fascia and rotted soffit at the eaves. Midcentury construction used thinner fascia boards than modern code requires. When that wood swells or rots, the drip edge can’t seat properly, and water wicks back under the shingle edge and into the roof deck, especially on homes near mature eucalyptus and oak trees that shade the roofline.
Pricing for Roof Replacement in Citrus, CA
A full architectural shingle replacement on a typical Citrus ranch runs $10,500 – $16,000. A smaller two-bedroom home with a simple hip roof might come in around $9,800, while a larger two-story with multiple valleys, steep sections, or tile removal runs $16,000 – $18,500 or more. The two big cost drivers in Citrus are decking and pitch. If your roof still has 1×6 skip sheathing, plan on $2,800 – $4,500 for new plywood, fasteners, and labor. If the tear-off reveals dry rot in the rafters or a rotten fascia line, that’s additional, but we write allowances for that into the contract so you know the worst-case number before we start. Call (866) 282-5070 to schedule a free replacement estimate. We’ll give you a written line-item quote, not a number on a napkin.
We Also Serve Cities Near Citrus
Our Roof Replacement crews work throughout the eastern San Gabriel Valley. If you’re in Azusa, Irwindale, Covina, or Glendora, you’re still in our service area, and the same team that knows Citrus roofs will handle your inspection and quote. Same repair-first approach, same written allowances, no different treatment because you’re one town over.
Serving Citrus, CA — Our Local Coverage Area
We’re based in the Citrus 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 Citrus
Yes, in almost every case. Skip sheathing (1×6 boards with gaps) doesn’t meet current Los Angeles County building code for asphalt shingle installation, so when we pull a re-roof permit in Citrus, the decking upgrade becomes mandatory. From a practical standpoint, those original boards have also had 60-plus years of nail holes, thermal expansion, and occasional water exposure, and they won’t hold new fasteners reliably. We’ll photograph the sheathing during your inspection, and the line item goes in your contract on day one. Call (866) 282-5070 and we’ll tell you exactly what your deck looks like before any money changes hands.
Current code requires solid decking, ice and water shield at all eaves and valleys, fasteners rated for wind uplift, proper ventilation, and Class A fire-rated roofing materials when you replace a roof on a permit in Citrus. For older 91702 homes, that means the skip sheathing gets upgraded to code-compliant plywood or OSB, and you may need additional intake and exhaust ventilation if the attic was built with passive gable vents only. We handle the permit, the inspections, and the paperwork. This isn’t an upsell; it’s what the building department will require before they sign off.
We write an allowance into every Citrus replacement contract. The line item says: if we find rotted decking, damaged rafters, failed fascia, or other conditions we couldn’t see from the inspection, we stop, photograph it, and give you a written price for the additional work before we touch it. You decide. You approve it in writing or you don’t, but nobody surprises you with a change order at the end. That’s how we handled a 1955 ranch in the 91702 area where three layers of old tar-and-gravel came off and revealed dry-rotted skip sheathing in the valleys: we installed new plywood decking, ice and water shield, and GAF Timberline architectural shingles, then added a ridge vent to improve attic ventilation. The homeowner approved the decking upgrade in writing before we proceeded, and the new roof now meets Class A fire rating and current wind mitigation standards. Your roof should get the same treatment. Call (866) 282-5070 and ask us what our written allowance covers.
Yes, and it’s what we recommend for nearly every replacement in Citrus. Architectural shingles are laminated and thicker than three-tab, so they resist the thermal expansion and contraction of 100-degree afternoons followed by cool nights better, and their higher wind ratings hold up under Santa Ana gusts that routinely hit 40 – 60 mph through the foothills. Most major manufacturers rate their architectural lines for at least 110 mph, and some rate higher. But the surface is only half the story: proper attic ventilation matters as much as shingle choice in this climate, and our replacement quotes always include a ventilation review. Call (866) 282-5070 for a materials comparison tailored to your roof and your budget.
A roofing square is 100 square feet of roof surface, and it’s the unit roofers use to calculate material quantities and labor. A 1,500 square-foot single-story Citrus ranch with a 4:12 hip roof will typically have between 17 and 19 squares of actual roof area, not 15, because the pitch and overhangs add surface. When a quote says “$550 per square,” that’s the material and labor for every 100 square feet of roof, including underlayment, fasteners, and waste. We quote by the square but show you the measured roof diagram so you can verify the number yourself. Call (866) 282-5070 and we’ll measure your roof for free as part of the estimate.
If your Citrus roof is at the end of its lifespan, or if last winter’s rain finally showed you a leak that had been hiding all summer, don’t wait until the next Santa Ana event turns a small decking problem into a full-blown replacement with water damage below. Call (866) 282-5070 to schedule a free inspection and estimate. We’ll tell you what your roof actually needs, what it’ll cost in Citrus, and we’ll put every line item in writing before any work starts.
Written by Rick Dunnigan, Owner at Buena Park Roof Repair, serving Citrus since day one of every roof we’ve opened in the 91702.