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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 Koreatown
A full roof replacement in Koreatown typically runs $9,500 – $18,000 for a standard apartment building or single-family home, with flat and low-slope roofs on multi-unit buildings landing at $14 – $24 per square foot. Most jobs in the 90005 zip code take 3 – 7 working days once permits are issued. That timeline and price depend heavily on one thing most roofing pages never mention: how your crew actually gets to the roof. In Koreatown, where buildings sit shoulder to shoulder and roof access often runs through a single interior scuttle or a steep alley ladder, the access path sets the schedule as much as the roof area does.
We’re Tilecraft Roofing, and we work the dense blocks between Olympic and Wilshire, Western and Vermont, every week. Call (833) 467-4846 for a free roof replacement estimate in Koreatown, and we’ll walk the access route before we ever quote a number.
Why Tilecraft Roofing Is Koreatown’s Preferred Roof Replacement Company
Koreatown isn’t a suburb of open lots and wide driveways. It’s 1920s Spanish Colonial bungalows converted to fourplexes, 1960s stucco apartment blocks with flat built-up roofs, and commercial strips along Western where a roof deck shares a wall with the building next door. Most roofing here is not a one-off homeowner tear-off. It’s repeat work for property managers and small building owners who need a roofer that can schedule around tenants, work tight alKoreatown alleys, and not disrupt the restaurant or the dentist’s office on the ground floor.
That’s the work we do repeatedly in 90005. Our Roof Replacement crews know the alley approaches off 6th Street and the scuttle-access buildings near the Wiltern. We carry materials from seven major manufacturers so a building owner can choose the right product for a flat commercial roof versus a pitched bungalow, not whatever one brand happens to be in stock.
Ruben Castellano runs our crew scheduling and site walks. When a Koreatown building manager calls, Ruben walks the roof access before the quote goes out. That’s why property managers call us back for the next building.
Styles & brands we work with
New Roof Installation in Koreatown
A new roof installation in Koreatown is most often needed on a building that has reached the end of its roof’s service life, or on a building where repeated patch repairs no longer stop leaks at the party walls and around rooftop penetrations. In the 90005 housing stock, that means flat built-up roofs on 1960s – 70s stucco apartments with baked, cracked surfacing and ponding at the low points, plus the occasional older bungalow with clay tile or wood shingle over sheathing that was never replaced. A full tear-off and new assembly in Koreatown runs $12,000 – $24,000 for a typical multi-unit flat roof, depending on access and the condition of the decking underneath.
Full Tear-Off and Decking Replacement
We remove the old roof down to the sheathing and inspect every square foot of decking before we install anything new. On 1920s Spanish Colonial buildings near Normandie and 8th, we routinely find dry rot at the valleys and drip edges that a cover-over would have hidden. We replace that decking now, not two seasons after the new roof is on.
Low-Slope and Flat Roof Assemblies
Most apartment roofs in Koreatown are flat or low-slope, covered in built-up or modified-bitumen systems baked by a decade of LA sun. We install the assembly that fits the roof’s drainage and the landlord’s maintenance budget, with positive slope where the structure allows it and proper flashing at every HVAC curb and vent stack.
Reroofing in Koreatown
Reroofing in Koreatown usually means a recover or a replacement over an existing roof deck where the structure is sound but the waterproofing has failed. On the dense blocks between Wilshire and Olympic, we see this constantly: a 1970s apartment building with a flat roof that started leaking at the shared wall last winter, a building manager who wants it fixed right before the next rainy season, and no way to put a dumpster on the lot. A reroof over existing decking in Koreatown runs $9,500 – $16,000 for a typical small-to-mid apartment building, though access constraints can push that higher.
Recover vs. Full Replacement
When the existing decking is solid and the roof is a candidate for a recover, we’ll say so. Adding a new membrane layer over a sound assembly costs less and disrupts tenants less. When the decking under that 1920s clay tile or 50-year-old built-up roof is rotted, we’ll tell you that too, and we’ll show you the photos from the tear-off before we proceed.
Minimal-Disruption Scheduling
Koreatown buildings often house tenants on every floor, and the roof deck sits directly over someone’s living room. We schedule tear-off and installation around tenant turnovers where the building manager requests it, and we keep the alley drop tight so the building’s rear entrance stays usable for tenants and delivery.
Trusted Brands We Service in Koreatown
We install and work with roofing products from seven major manufacturers, including GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. For Koreatown’s flat and low-slope apartment roofs, that often means a modified-bitumen or built-up system from a brand like Atlas or Tamko, chosen for its performance under LA’s UV assault. For a pitched bungalow off 3rd Street where the owner wants a classic look, Boral clay tile gives a long-wearing finish that fits the neighborhood’s Spanish Colonial character. We can have materials delivered to a Koreatown job site quickly because our suppliers serve the entire LA basin daily. The right material for your roof, not the material we happen to have in the yard.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Koreatown Homes
- Deferred flat-roof leaks at ponding areas. Standing water on a poorly drained flat roof eats through the surfacing, and the leak doesn’t show until winter rain pushes it through the failed flashing at a shared party wall. By the time a tenant sees a wet ceiling, the decking underneath is often already soft.
- Flashing failures around rooftop HVAC units and vent stacks. Koreatown flat roofs are crowded with tenant equipment. Skipped or aging flashing at those penetrations is the first thing to fail, and it’s the detail that separates a roof that lasts 15 years from one that leaks in three.
- Covered-over decking on 1920s and 1930s buildings. The original clay tile or wood shingle on a Spanish Colonial fourplex gets a new roof nailed over rotted sheathing, and the valleys and drip edge fail within a few seasons. We inspect decking before we install, not after.
- Single-scuttle access rushing the work. When the only way onto a roof is through one interior hatch or a steep alley ladder, a crew that’s behind schedule skips the underlayment details. We schedule the access path first and the tear-off second, so the job gets done in the right order.
Pricing for Roof Replacement in Koreatown, CA
A flat or low-slope roof replacement on a Koreatown apartment building typically runs $14 – $24 per square foot in 2025 – 2026 pricing, with most complete jobs landing between $9,500 and $24,000. The big variables here are access, not just square footage. A roof with a full alley approach and exterior ladder costs less to stage than a mid-block building where every bundle of material goes up through a tenant’s interior scuttle. Rooftop HVAC units and vent stacks add flashing work. Decking replacement adds $2 – $4 per square foot when the old sheathing is too far gone to reuse. We give written, line-item quotes after walking the roof and the access path, and the estimate is free. Call (833) 467-4846 to schedule yours.
We Also Serve Cities Near Koreatown
Our crews work the full LA basin, so if you own a building in Los Angeles, Echo Park, Silver Lake, or Hollywood, we can quote and schedule the same week. The roof stock differs block by block, but the process is the same: access first, scope second, quote third.
Serving Koreatown, CA — Our Local Coverage Area
We’re based in the Koreatown 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 Koreatown
Yes. On a tight Koreatown lot with no dumpster space, we run an alley drop and stage material and debris in sequenced loads, removing tear-off debris the same day or the next morning. We’ve done this on 1970s stucco apartment buildings off Western Avenue where the alley is the only access, and the building stays usable throughout. Call (833) 467-4846 for a quote that accounts for your specific access.
For a shared-wall building, the party wall and any flashing at the property line are part of the job, so we recommend notifying the adjacent owner or manager before we start. We handle the site communication as part of our scope: we’ll speak with the neighboring building manager, confirm the wall line, and keep noise within the city’s work-hour rules. Ruben Castellano walks the site before the quote so there are no surprises at the property line.
We schedule the roof replacement around the building manager’s preferred window, often between tenant turnovers or during periods when lower-floor units are empty. Our crew leads coordinate timing with the manager directly, and we can provide a clear written scope the manager can review before we start. On a recent 1970s two-story building off Western in 90005, we staged tear-off around two tenant moves and finished without a single day of hallway disruption.
Yes. The original clay tile and wood-shingle roofs on Koreatown’s 1920s and 1930s buildings often sit over decking that predates modern moisture barriers, and decades of intermittent leaks rot the sheathing at the valleys, eaves, and drip edge. We inspect decking during the tear-off and replace rotted sections before the new roof goes on, which adds to the quote but prevents the new roof from failing in its first few seasons. A free estimate will tell you how much of your decking is at risk.
Every HVAC curb, swamp cooler, and vent stack on the roof needs new flashing and, in many cases, a raised curb to keep water out. On Koreatown’s dense 1960s – 70s apartment blocks, roofs are packed with this equipment, so the flashing scope is larger than a clean single-family roof. We count every penetration during the site walk and price them individually in the line item, so the quote reflects the actual roof you have. Call (833) 467-4846 to schedule a free roof replacement estimate in Koreatown.
Written by Ruben Castellano, Owner at Tilecraft Roofing, serving Koreatown and the LA basin.