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 Topanga
Roof replacement in Topanga, CA typically runs $14,000 to $38,000 for a standard asphalt shingle tear-off and re-roof on a 1,800 to 2,500 square foot home, with architectural shingles on the upper end and high-end custom work above that. We’re Koreatown Roofing, and we’ve done enough roofs in Topanga to know that no two canyon homes behave the same. Call us at (866) 974-2271 and we’ll tell you straight what your roof needs and what it’ll cost, no runaround. Topanga homes sit in a fire-prone canyon with steep lots, narrow access roads, and oak trees that never stop dropping leaves, so we plan every job around those realities from the first site walk.
Why Koreatown Roofing Is Topanga’s Preferred Roof Replacement Company
Topanga homeowners keep calling us because we only do roofing. We’re not a general contractor who shows up with a roofer on speed dial and a markup. Our Roof Replacement crews work on roofs every day, which means we’ve seen the exact problems your canyon house has: shaded north slopes with rot under the valleys, south slopes baked brittle by Santa Anas, and driveways that a standard dump truck simply cannot climb.
We work with seven manufacturers – GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral – so your material choice comes down to what actually fits your roof and your budget, not what we happen to have in the yard. That matters in Topanga, where a fire-rated Class A assembly on a south slope may be the wrong call for a shaded north slope that traps moisture. Manny Cordero, who runs Koreatown Roofing, has built the company around this kind of honest, trade-focused work. When you call for a Topanga roof replacement estimate, you get a specialist, not a salesperson.
Styles & brands we work with






Roof Replacement Contractor in Topanga
A Roof Replacement Contractor in Topanga handles the full tear-off of your existing roof down to the decking, inspects and replaces damaged sheathing, installs new underlayment, flashing, and the shingle or tile system you select. Topanga homeowners reach out to us when a roof is beyond patchwork: multiple leaks, curling shingles, sagging decking, or original 1960s shake that’s gone brittle. A full replacement in Topanga typically falls between $14,000 and $38,000 depending on square footage, pitch, tear-off layers, and access. Steep lots that require hand-staging push the number up because labor hours grow fast.
Full Tear-Off And Decking In Canyon Homes
Most Topanga homes were built in the 1960s and 1970s, and the original roof decking often wasn’t rated for today’s high-wind and fire code. We inspect every sheet once the old roof is off. Rotted or delaminated plywood gets replaced before any new material goes down. Skipping this step is how you end up with a beautiful new roof that leaks through old, spongy decking the first winter.
New Construction Roofing For Custom Topanga Builds
Topanga sees steady new construction on canyon lots, from contemporary glass-and-steel custom homes to rebuilt rustic cabins. These projects need a roofer who can coordinate with architects and owners on material selection early, because custom flashing and specialty drip edge have lead times measured in weeks. We handle new construction roofing in Topanga from the first structural drawing through final inspection, pulling permits and coordinating inspections so the job passes the first time.
See the difference
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AfterAsphalt Shingle Roof Replacement in Topanga
Asphalt Shingle Roof Replacement in Topanga is the most common job we do, and it typically lands between $14,000 and $26,000 for a full tear-off on a standard canyon home. Asphalt shingles are the practical default for Topanga for three reasons: they’re fire-rated when installed over the right underlayment, they shed debris reasonably well, and they cost a fraction of tile or metal. We install architectural shingles from GAF, CertainTeed, Atlas, and Tamko, among others, depending on what you want and what your roof can carry.
Architectural Shingles For Steep-Pitch Topanga Roofs
Topanga’s housing stock leans hard toward steep pitches and exposed rafter tails, which look great but create wind uplift and drainage challenges. Architectural shingles – the dimensional, laminated kind – hold up better on those pitches than three-tab because they’re heavier and seal more aggressively. They also give a textured look that fits Topanga’s rustic-modern aesthetic better than flat, uniform tabs.
Flat Roofing For Additions And Decks
A portion of Topanga homes have flat or low-slope sections, often on additions, carports, or canyon-side decks. Flat roofing in Topanga needs a different system entirely: modified bitumen or TPO in most cases, with careful attention to drainage so the wet winter storms don’t pond water against flashing. We’ll tell you honestly if a flat section needs a full replacement or just a re-coat, and the line-item quote shows exactly which it is.
Serving Topanga, CA — Our Local Coverage Area
We’re based in the Topanga area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
Trusted Brands We Service in Topanga
Your roof, your material choice. We install products from seven industry-leading manufacturers: GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. For Topanga specifically, we often recommend Atlas, Tamko, or GAF because their Class A fire-rated lines pair well with the canyon’s wildfire exposure and their architectural profiles handle steep pitches cleanly. Since we’re not tied to one supplier, your recommendation is based on performance and budget fit, not what we need to move out of the warehouse. We stock common flashing, ridge vent, and accessory parts for Topanga jobs and order specialty items at contract signing so lead times don’t stall your install.
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