Metal roofing
Architectural shingles
Tile roofing
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 Downey
Roof replacement in Downey typically runs $9,500 – $18,500 for a standard single-story tract home, depending on tear-off layers, decking condition, and material choice. Most jobs take 2 – 4 days once materials are staged. If you’re reading this because a Santa Ana wind event peeled shingles back or a winter storm found its way through a 60-year-old roof, call (833) 589-7971 and we’ll get an honest assessment scheduled fast.
We know Downey’s housing stock because we’ve worked on hundreds of these homes. The 1940s – 1960s ranch on a quiet street off Firestone, the stucco duplex near Downey High, the postwar house with the low-slope roof that’s been re-roofed twice since Eisenhower. Our team is in and out of Downey regularly. We know which blocks near the 5 and 605 have the worst fascia rot. We know how the Santa Anas hit different in the older tracts south of the 105. We also offer Roof Replacement services to homeowners throughout the greater Los Angeles area. For Downey specifically, we show up already knowing what your roof likely needs before we climb the ladder.
Why Hollywood Roofing Co Is Downey’s Preferred Roof Replacement Company
Roland Vega founded Hollywood Roofing Co with a simple rule: tell the homeowner exactly what the roof needs, even when that answer is not the biggest invoice. In Downey, that matters more than most places. Much of the city’s roof stock is original to the aerospace boom, and too many re-roofs over the years were done cheap: a second layer nailed over a bad first one, new shingles hiding old rot. Homeowners here have been burned by that. They are right to ask hard questions.
The reputation we’ve built in Downey comes from showing people the photos. When we tear off a roof near Rancho Los Amigos and find rotted skip sheathing, the homeowner sees it before we spend a dollar on materials. That level of documentation has earned us repeat work and word-of-mouth referrals throughout 90239, 90240, 90241, and 90242. Our Google reviews from Downey customers consistently mention the same three things: clear written scope, no pressure, and a recommendation matched to the home rather than a brand push.
We’re not a sales funnel wearing a hard hat. When you call for a roof inspection in Downey, you get an inspection report you can act on now, next year, or never. That standalone inspection service is the reason contractors and realtors in Downey refer us. We’ll tell you if the roof has five more years. We’ll also tell you if the next big wind will peel it.
Styles & brands we work with






Roof Installation in Downey
Roof installation in Downey almost always means a full tear-off and re-roof on an existing home rather than new construction. The original aerospace-era homes are long past their first roof, and the work involves removing one to three layers of old shingles, assessing the decking, and rebuilding from the deck up. A standard architectural shingle roof on a 1,200 – 1,600 square foot Downey ranch runs $10,000 – $15,500 installed, with premium systems landing higher.
Full Tear-Off and Rebuild
We do not roof over old shingles. When a 1955 home off Paramount Boulevard has three layers of asphalt on it, all three come off. That is the only way to see what the decking looks like and to avoid trapping rot under a new roof. Tear-off adds labor and dump fees, but it saves money within a few years when hidden problems would otherwise surface.
New Decking and Sheathing
The original 1x skip sheathing on pre-1960 Downey homes often cannot support modern fastening and needs replacement. We quantify the repair per sheet in the contract as an allowance. If we find rot in 14 sheets once the old roof is off, you approve 14 sheets at the agreed price. No surprises at the final invoice.
Roof Replacement Contractor in Downey
A roof replacement contractor in Downey has to understand what these homes were built with and what happened to them since. Our crews have replaced roofs on ranches, duplexes, and a growing number of ADU conversions throughout the city. We hold permits when required, schedule inspections, and document every stage of the work with photos.
Permit Compliance and Code Triggers
A roof replacement in Downey requires a permit, and opening the roof can trigger upgrades to ventilation, flashing, and sometimes structural nailing patterns. We handle the permit paperwork and communicate what the inspector will look for before we start. You will know what code upgrade is coming, why it is required, and what it costs.
Hidden Damage After Tear-Off
On older Downey homes, the tear-off is where the real picture emerges. Rotted fascia at the rake boards, compromised sections of sheathing, old water damage around penetrations. We walk you through every find with photos and a written change order before any additional work is cleared. You approve it first.
Trusted Brands We Service in Downey
We install GAF, CertainTeed, and Owens Corning systems, among the seven brands we carry. Because we are authorized across all of them, we do not have to steer you into whatever a single supplier happens to stock this quarter. A Downey homeowner who wants a GAF Timberline architectural shingle gets that. Someone who prefers CertainTeed Landmark gets that. We compare cost, warranty, and performance against Downey’s specific climate: hot summers that bake shingles, Santa Ana winds that test seals, and winter rain events that find every failed flashing. Seven leading brands, one honest recommendation.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Downey Homes
- Hidden rot in the 1x skip sheathing and fascia. Much of Downey’s pre-1960 housing stock was framed with skip sheathing that does not show rot until the shingles come off. We regularly find sections that look sound from the attic side and are spongy from the top.
- Cheap previous re-roofs failing at valleys and penetrations. A roof that was re-done on a budget in the 1980s or 1990s often has poorly flashed pipe boots and valleys. These leak during concentrated winter storms and get blamed on the shingles when the flashing is the actual failure.
- Missing or inadequate ridge ventilation. Many low-slope Downey roofs were built without ridge vents, and two or three re-roofs later they still do not have one. That trapped heat ages shingles from underneath and shows up as premature granule loss and curling.
- Santa Ana wind damage at rake boards and edges. After a Santa Ana event, our calls cluster in the older tracts near the 5 and 605. Six decades of sun-dried fascia finally lets go, and the shingles along the edges get peeled back like pages in a book.
Pricing for Roof Replacement in Downey, CA
For a typical single-story Downey home, expect the following line-item ranges: tear-off and disposal, $2,000 – $4,500 depending on layer count; new decking where needed, $75 – $110 per 4×8 sheet; architectural shingle installation including underlayment and flashing, $450 – $650 per square (100 square feet); fascia and rake board replacement, $12 – $22 per linear foot; ridge vent installation, $350 – $700. A full roof on a 1,200 – 1,600 square foot home lands between $9,500 and $18,500. The biggest swing factors are tear-off layers, sheathing replacement volume, and material tier. We write a fixed-scope line-item quote before work starts. Any hidden condition gets a written change order with clear pricing before we touch it. Call (833) 589-7971 for a free estimate.
We Also Serve Cities Near Downey
Our crews work throughout Southeast Los Angeles County. Beyond Downey, you’ll find us on roofs in Bell Gardens, Santa Fe Springs, Paramount, and Pico Rivera. Each city has its own housing quirks, but the same approach applies: tear it off, see what is actually there, and give you a real number before we rebuild.
Serving Downey, CA — Our Local Coverage Area
We’re based in the Downey 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 Downey
We handle it with a written allowance and photo documentation. Before the job starts, the contract prices replacement sheathing at a fixed per-sheet rate and fascia at a fixed per-linear-foot rate. If tear-off reveals rot in 10 sheets, we show you the photos, give you the exact additional cost, and get your written approval before spending anything. On a 1955 ranch near the 5 freeway, we tore off three layers of asphalt shingles and found the original 1x skip sheathing had been patched with plywood scraps, with fascia softened by years of wind-driven rain. The homeowner approved the decking and fascia upgrade in writing before we proceeded, so the final invoice matched the approved scope. Call (833) 589-7971 and we will put that process in your contract.
We install GAF, CertainTeed, and Owens Corning, each with product lines that handle Downey’s UV exposure and wind loads. GAF Timberline HDZ carries a wind rating up to 130 mph and holds up well to the sun. CertainTeed Landmark is a strong mid-range architectural shingle with good granule adhesion. Owens Corning Duration has a fabric strip that resists nail blow-off in high wind. We will recommend the right one for your roof’s pitch, exposure, and budget rather than steering you to a brand we need to move. For an exact quote on your Downey roof, call (833) 589-7971.
Yes, roof replacement in Downey requires a building permit, and the inspection can trigger code upgrades like improved ventilation, proper nailing patterns, and sometimes strapping. We pull the permit, schedule the inspection, and build any required upgrade into the quote before we start. You will know what the inspector needs and what it costs before the first shingle comes off. If you want to know what a permit would trigger on your specific roof, call (833) 589-7971.
Compare them line by line, not bottom-line against bottom-line. Look for what the bid says about tear-off layers, decking replacement allowance, fascia scope, ventilation, and permit fees. A lower bid that skips a decking allowance will surprise you later; a higher bid that itemizes it will not. We write our Downey quotes as line items you can hold next to any other contractor’s. Call (833) 589-7971 and we will walk you through one.
Hidden decking and fascia damage discovered after tear-off is the number one reason, and it happens most often on pre-1960 homes with original skip sheathing. A roof that looks fine from the inside can have spongy sections or rotted edges that only show once the shingles are off. We minimize that risk with an attic inspection before quoting and a written per-sheet allowance in the contract, so when the unexpected shows up, the price is already agreed. Call (833) 589-7971 for a quote that handles the unknown up front.
Written by Roland Vega, Owner at Hollywood Roofing Co, serving Downey and Southeast Los Angeles County.