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 Roofing Company Across Downey
Finding a Roofing Company that treats your Downey home like a home, not a job site, matters when you have kids’ toys in the yard and a dog who loses his mind at the doorbell. Most residential roof repairs in Downey run between $450 and $1,800, and a full replacement on a mid-century ranch typically lands between $11,000 and $22,000 depending on tear-off complexity and material choice. You’ll see your exact number in writing before any work starts. Call (562) 512-7366 and a live person answers, day or night.

Downey’s neighborhoods, from the tree-lined tracts off Firestone Boulevard to the quieter streets near Furman Park, hold thousands of homes built between 1948 and 1965. We know what those roofs look like underneath. Erik Lindgren leads our crew, and he’ll tell you straight: the roof you see from the street rarely tells the whole story on a 60-year-old Downey house.
Why Birchbark Roofing Long Beach Is Downey’s Preferred Roofing Company
Homeowners across Downey call us because our written-price promise removes the guesswork from roofing. Before a single shingle comes off, you have a dollar figure on paper. That number doesn’t drift upward mid-job unless we find something structural, and even then we stop, show you photos, and get your written approval before spending another dime.
The 365-Day Done Right Promise covers every repair and replacement we perform in Downey. If something isn’t right, we make it right. No fine print, no arbitration clause, no “that’s normal wear.” Erik’s name is on the crew roster, and he answers for the work.
Our technicians arrive background-checked and uniformed. The crew wears shoe covers at the door, runs drop cloths through the hallway, and photographs the completed clean-up before they leave. If the dog needs to stay inside during a tear-off, we coordinate the door schedule with you. We use pet-safe products where there’s a choice.
Styles & brands we work with






Roof Maintenance in Downey
Roof Maintenance in Downey means catching the UV degradation and thermal expansion damage that this valley’s Mediterranean climate accelerates before a small crack becomes a ceiling stain. Most homeowners schedule maintenance after a heavy Santa Ana event or when they notice granules collecting in the gutters along their composition shingle roof.
Seasonal Inspection and Debris Clearing
We inspect flashing, sealant, vent boots, and the field of shingles, then clear valleys and drains that hold debris on low-slope sections. A standard maintenance visit in Downey runs $250 to $450. If we find minor sealing or fastening issues, we usually fix them the same visit for the cost of materials plus labor.
Wind-Lift Repair After Santa Ana Events
Downey sits in the path of Santa Ana winds that gust through the San Gabriel Valley in fall and winter. Poorly fastened shingles lift, crack, and then leak during the next rain. We re-secure or replace lifted shingles and check the starter strip and drip edge, which are the two points where wind damage starts on a mid-century Downey roof.
Roof Coating in Downey
Roof Coating in Downey is most valuable on the flat and low-slope roofs found across north Downey’s older apartment buildings and commercial storefronts, as well as some 1950s-era single-family homes. A reflective coating reduces surface temperature, which lowers cooling strain inside and extends the life of the underlying membrane.
Reflective Coatings for Flat and Low-Slope Roofs
A silicone or acrylic roof coating on a typical Downey flat roof runs $3,500 to $8,000 depending on square footage and surface prep. The material reflects UV rather than absorbing it, and that matters when summer roof temperatures in Downey climb past 150 degrees.
Re-Coating Existing Built-Up Roofs
Many north Downey buildings still have original built-up roofs that can’t be fully replaced without triggering asbestos testing and disposal protocols. Coating gives those roofs five to ten more years. We clean, patch compromised areas, then apply the coating system in two passes.

Trusted Brands We Service in Downey
We work with materials from GAF, CertainTeed, Owens Corning, and Boral, which means we can match the existing shingle profile on any Downey tract home or upgrade to a higher wind-rated architectural line. Because our crews serve Downey regularly, we keep common sealants, flashing stock, and starter materials staged for faster turnaround on repairs. You’ll see the specific product name, color, and manufacturer guarantee on your written estimate, not just “shingles.”
See the difference
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After
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After
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AfterCommon Roofing Company Problems We See in Downey Homes
- Asbestos layers hidden under newer roofs. Tearing off a roof on a 1950s Downey home without testing can expose the crew, your family, and the disposal chain to asbestos. We test before we touch, and we follow Downey’s landfill disposal rules to the letter.
- Decking rot around penetrations. Original flashing on 60-year-old homes corrodes around plumbing vents, chimneys, and furnace flues. Water seeps in, the plywood rots, and the leak only shows up years later as a ceiling stain.
- Incorrect nailing patterns voiding wind ratings. Architectural shingles installed with too few nails or the wrong pattern lose their 130 mph wind rating. In a Santa Ana event, those shingles end up in a neighbor’s yard.
- Reused flashing on valleys. Some crews re-bend old valley metal to save time. On a mid-century Downey home, that metal is often corroded through. New flashing is cheap compared to the leak that follows.
Pricing for Roofing Company in Downey, CA
Here are honest numbers for Downey’s market. Roof repair on a standard composition shingle home runs $450 to $1,800. A full tear-off and replacement on a 1,200 to 1,800 square foot Downey ranch typically lands between $11,000 and $22,000, with steeper costs when asbestos abatement, decking replacement, or code-triggered upgrades are needed. A roof inspection runs $150 to $300, credited toward your job if you move forward.
You’ll get a written price before any work starts. If we find hidden decking damage or old shake roofing during tear-off, we write an allowance into the contract beforehand, then price the change in writing and get your signature before proceeding. Call (562) 512-7366 for your free estimate.
We Also Serve Cities Near Downey
Our crews serve Downey and the surrounding communities, including Santa Fe Springs, Paramount, La Mirada, and Hawaiian Gardens. If you’re just outside the city line, we can still help. Ask when you call, and we’ll confirm coverage for your street. Our Roofing Company in Downey team knows the local codes and common roof types across southeast Los Angeles County.
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 Roofing Company in Downey
Yes, in many cases. Downey’s building code may require adding or upgrading roof sheathing fasteners, edge metal, or ventilation when you replace a roof on an older home. A 1950s roof often lacks the plywood clips and nailing schedule current code demands for seismic safety. We identify these triggers during the estimate, not after tear-off, and write them into your contract as a line item. Call (562) 512-7366 and we’ll walk you through what your specific home will trigger.
We test for asbestos before touching the roof. Built-up roofs from the 1950s and 1960s frequently contain asbestos in the felts or bitumen layers. If the test comes back positive, we follow Downey’s required abatement and disposal protocol, including sealed containers and proper landfill manifests. You’ll see the testing and disposal costs itemized in your written estimate. The inspection identifies this before a tear-off starts, so there are no mid-job surprises.
We write a decking replacement allowance into the contract based on the visible condition of your roof and the age of the home. When we open up a 1960s Downey roof and find rotted plywood around vents or valleys, we document it with photos, show you the square footage, and get written approval before replacing the affected sections. The allowance sets a price per sheet of plywood, so you know the math before the first nail pulls. Call (562) 512-7366 to get your allowance figure in writing.
Ask for a 130 mph wind-rated architectural shingle, and confirm the shingle is installed to the manufacturer’s high-wind nailing pattern. Downey’s Santa Ana gusts can reach 50 to 70 mph, and shingles that lose their rating due to under-fastening become projectiles. We install with a six-nail pattern and starter strip specified for high-wind zones, and the manufacturer’s wind rating stays intact. That’s written into your contract.
Quotes change because the estimator never looked under the existing roof. On older Downey homes, that hidden layer might be original cedar shake with asbestos, rotted decking, or failed waterproofing. Our process includes an inspection that looks for signs of these issues before we price the job, and we write allowances for what we can’t see. When we do find something, you approve the price in writing before we touch it. Call (562) 512-7366 and we’ll show you what’s under your roof before you commit to the work.
Written by Erik Lindgren, Owner at Birchbark Roofing Long Beach, serving Downey and the surrounding southeast Los Angeles County communities.
Call (562) 512-7366 to schedule your free roofing estimate in Downey. A live person answers every call, and you’ll get a written price before any work starts.