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 Repair Across Glendale
Roof repair in Glendale usually costs between $350 and $1,800 depending on what’s actually wrong once we open things up, and most jobs are done in a single day. We work across all four Glendale ZIP codes, from the 1920s bungalow tracts in 91201 up to the hillside parcels in 91208 where the Verdugo foothills meet the canyon lots. You need a roofer who understands this city’s split housing stock, because a leak in 91203 and a leak in 91208 often point to completely different problems. Call us at (855) 382-1073 for a free estimate, and we’ll tell you straight whether a repair is enough or if you’re looking at something bigger.

Why Barnwood Roofing Is Glendale’s Preferred Roof Repair Company
We’ve spent years working on Glendale roofs, and the one thing that separates us from the sales guys is simple: we make our money on repairs, not just replacements. That changes the recommendation. When a homeowner in 91225 calls about a ceiling stain, we’re not mentally pricing a full tear-off before we even ring the doorbell. We’re thinking about valley flashing, vent boots, and whether the original skip sheathing under those layers is still sound.
Ruben Calloway started this company with one operating rule: inspection first, recommendation second. That means when we climb onto a roof near Brand Boulevard or up in the Rossmoyne hills, we document what we find, photograph it, and show it to you before we quote a single line item. If a repair is enough, that’s what we say. Seven brands, one honest recommendation.
Our Roof Repair team carries parts and materials for GAF, CertainTeed, and Owens Corning systems, so we’re not waiting on a distributor when your flashing is leaking into the kitchen. Glendale homeowners call us because we answer the phone, show up when we say we will, and write change orders in plain English with the price before any work begins.
Styles & brands we work with






Commercial Roof Repair in Glendale
Commercial Roof Repair in Glendale means working on the flat and low-slope buildings that line Central Avenue, San Fernando Road, and the industrial corridors south of the 134, where a small puncture in a modified bitumen roof can sit unnoticed until a winter atmospheric river turns it into a wet ceiling and a damaged inventory shelf. We repair commercial roofs without assuming you need a full tear-off, and we’ll tell you honestly if a patch is a five-year fix or a band-aid on a roof that’s already at the end of its service life.
Flat Roof Patching and Membrane Repair
On Glendale’s flat commercial roofs, the usual culprits are failed seams, ponding water around clogged drains, and HVAC penetrations that were flashed poorly the first time. A proper patch means cleaning the membrane, priming it, and welding or sealing a compatible material over the damaged area. Ranges for this work in Glendale typically run $450 to $1,200 depending on how many penetrations are involved and whether we’re matching TPO, modified bitumen, or an older built-up roof.
Tenant Improvement Coordination
If you’re a property manager handling a commercial space in 91204 or 91206, we coordinate repairs around your tenants’ hours and keep the roof watertight while other trades do their work. We document the condition before we start, so you know whether a future leak is ours, the HVAC contractor’s, or age. That matters when you’re managing a building that was re-roofed twice in the last forty years.
Roof Leak Repair in Glendale
Roof Leak Repair in Glendale is our most common call during both the summer heat and the winter storms, and the pricing here reflects the city’s aging housing stock. A standard leak repair, meaning we find the source, replace damaged flashing or seal a penetration, and verify the fix, runs between $350 and $900 in south Glendale ZIPs. Hillside homes with complex valleys and multi-plane roofs in 91206 through 91208 run higher, often $650 to $1,800, because the access is steeper and the failure points multiply.
Valley and Flashing Repair
In Glendale’s older Spanish Colonial and bungalow stock, valley metal and chimney flashing are the first things to fail. The original soldered seams from the 1940s and 50s simply reach the end of their life, and the tar patches a previous owner applied don’t hold. We cut out the corroded metal, install new valley flashing or step flashing, and re-bed the tile or shingle edges so the next storm doesn’t find a path inside.

Vent Boot and Pipe Collar Replacement
Rubber vent boots and pipe collars crack under Glendale’s UV-heavy sun long before the shingles around them fail. A leak around a plumbing vent in 91201 or 91202 is often just a $350-to-$600 fix: remove the old boot, install a new one that matches the pipe diameter, and seal the base under the surrounding shingles. We check every boot on the roof while we’re up there, because if one has failed, its neighbors are usually close behind.
Trusted Brands We Service in Glendale
We stock local parts for GAF, CertainTeed, Owens Corning, and IKO systems so Glendale customers aren’t waiting weeks for a color-matched shingle bundle or a specific underlayment roll. Because we work with seven manufacturers instead of one, we can match the material that’s already on your roof or recommend an upgrade based on what your specific exposure demands. A 91208 hillside home in a WUI zone needs a different assembly than a 1920s bungalow in 91203, and having access to multiple product lines means we’re never forcing a square peg into a round hole.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Repair Problems We See in Glendale Homes
- Skip sheathing under multiple re-roof layers. Homes in 91201 through 91205 built in the 1920s to 1950s often carry original skip sheathing, with two or even three layers of shingles nailed over it. Once we open the roof, the decking underneath is frequently rotted from decades of trapped moisture, which is why a “simple” repair quote in Glendale sometimes moves once we expose what’s actually there.
- Baked-brittle underlayment on hillside roofs. In 91206 through 91208, the sun exposure on steep canyon lots cooks underlayment until it loses its flexibility and develops hairline cracks that let water travel far from the actual leak point. A stain on a ceiling two rooms away from the chimney is a classic Glendale hillside sign of failed underlayment, not a local flashing issue.
- Santa Ana wind damage on exposed ridgelines. When the Santa Anas funnel through the Verdugos, poorly-secured ridge caps and shingle edges on exposed ridgelines lift and crack. We see this most often on homes facing the foothills, where the wind loads are highest and the original nailing patterns were never designed for it.
- Chimney flashing that was tar-patched instead of replaced. Old Glendale chimneys are charming until they leak. We regularly find chimney flashing that a previous repair slathered with roofing tar instead of cutting out and replacing properly. Tar fails in a season or two with Glendale’s heat cycling, and the leak comes right back.
Pricing for Roof Repair in Glendale, CA
Here are honest ranges for what we charge in Glendale right now. Shingle replacement on a typical repair area runs $400 to $950. Leak repair with flashing work runs $350 to $1,100. Flat roof patches on low-slope additions and porches run $450 to $1,200. Valley replacement runs $600 to $1,800 depending on the length and whether decking underneath needs work. Vent boot replacement alone sits between $350 and $600. What moves the price in Glendale is what we find when we open the roof: skip sheathing that needs full decking replacement in the 91201-91205 tracts, or fire-rated underlayment requirements in the 91208 WUI zones. Every estimate is free, and every change order is written and priced before we touch the work. Call (855) 382-1073 to schedule yours.
We Also Serve Cities Near Glendale
Our Roof Repair in Glendale coverage extends into the surrounding neighborhoods, so if you’re in Burbank, La Cañada Flintridge, Echo Park, or Silver Lake, we can get to you the same week. The housing stock and failure modes in those areas overlap heavily with what we see in Glendale, and we already carry the materials to match.
Serving Glendale, CA — Our Local Coverage Area
We’re based in the Glendale 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 Repair in Glendale
Because Glendale’s older homes hide skip sheathing, multiple re-roof layers, and rotted decking that cannot be seen from the attic or the surface. When we remove the shingles and find decking that won’t hold a nail or skip sheathing that can’t accept new underlayment per code, the repair scope expands, and we write that as a change order with a specific price before any additional work begins. A reputable roofer shows you photos and gets your written approval first. Call (855) 382-1073 if you want an inspection that accounts for these unknowns up front.
If your home sits in the 91208 hillside parcels near the Verdugo foothills where the city and WUI-adjacent codes apply, then yes, a repair using standard underlayment can fail the fire-rated assembly requirement and force a redo. We use ember-resistant materials and Class A components on these parcels, and we’ll tell you at the estimate stage whether your specific address triggers the requirement. Call (855) 382-1073 for an assessment that accounts for your parcel’s fire zone.
Put them side by side and look at three things: what type of underlayment each specifies, whether the bid accounts for decking replacement if skip sheathing is discovered, and whether flashing replacement is included or priced as an afterthought. A lower bid that specifies 15-pound felt on a 91208 hillside will cost more in the long run than a higher bid with the right assembly. We write our contracts with these unknowns itemized, so you compare like against like. Call (855) 382-1073 for a bid that’s specific enough to check.
The leak was likely misdiagnosed, which happens often when someone patches the visible damage without tracing the water path. On a 1948 Spanish Colonial in 91203, water entering at a valley can travel along the skip sheathing and show up ten feet away at a ceiling stain, and patching the stain area does nothing. We trace the path from the water damage back to the entry point. If your recent repair didn’t hold, call (855) 382-1073 and we’ll find the actual source.
Yes, in most cases. Flat and low-slope commercial roofs in Glendale can often be repaired with a properly installed patch at the failed seam, penetration, or ponding area, especially if the membrane still has life in it. We’ll tell you if the patch is a five-year fix or a six-month band-aid, and we’ll write the scope so you know exactly what you’re getting. Call (855) 382-1073 for a commercial roof assessment on your Glendale building.
Written by Ruben Calloway, Owner at Barnwood Roofing, serving Glendale since our first repair in the southern tracts. We’ll tell you if a repair is enough.