Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Repair Across Compton
Roof repair in Compton usually runs between $385 and $1,850 depending on what’s failing, and most jobs our crews handle are completed in one day once we’re on site. We work across Compton from Richland Farms to the neighborhoods along Rosecrans Avenue, and we know what these postwar ranch homes do when the wind hits or the sun has baked a roof for 65 years. If you’ve got a leak, lifted shingles, or water staining on a ceiling, call (743) 200-8347 and we’ll get a written price to you before any work starts.
Grant Whitlock leads our Compton roofing crews, and every technician who arrives at your door has already sent you their name and photo. They’ll badge in with a photo ID. No surprises, no strangers. That’s the Mercer way, and it’s been that way since we were founded in 2000.
Why Mercer Roofing Is Compton’s Preferred Roof Repair Company
Our Roof Repair crews spend their working weeks in Compton, Gardena, Carson, Lynwood, and Paramount, so they know the difference between a 1950s ranch on a 2:12 pitch and a bungalow off Long Beach Boulevard with plank decking that’s turned to dust. That local knowledge changes how we scope a repair. We don’t show up and guess. We show up and know what we’re likely to find before the ladder comes off the truck.
Compton homeowners call us because we put everything in writing before a single nail is driven. If the repair isn’t right within 365 days, we make it right, free second visit included. Every job carries a written guarantee. And when the phone rings at 2 a.m. because a Santa Ana gust tore a field of shingles loose, a live person answers. Not a voicemail. Not a call-back form. A human being who can dispatch a uniformed, background-checked technician with a photo badge.
We’re part of the Threshold Group family of home-service companies. Each location is independently owned and operated, held to the Threshold Verified standard. That means every Mercer technician is identity-verified, background-checked, and dispatched under a quality framework we don’t bend. For homeowners in Compton who want to know exactly who is walking up their driveway, that’s the whole point.
Storm Damage Roof Repair in Compton
Storm Damage Roof Repair in Compton is our most frequent emergency call because the city’s roughly 13 inches of annual rain arrives in a compressed winter window, and Santa Ana wind events hit roofs that have baked under intense UV for months. When the first real storm comes through, UV-compromised roofs fail all at once. We see it every fall and winter: whole blocks of 1950s and 1960s ranch homes with shingles lifted, torn, or gone, and water already moving through the decking.
Storm damage repair in Compton typically runs $450 to $1,950 depending on how many shingles tore loose, whether the underlayment is still intact, and whether the decking beneath has been exposed. The ones with a 2:12 pitch suffer most. At that angle, three-tab shingles have almost no mechanical interlock once the sealant strip has dried out from decades of Compton sun. A Santa Ana gust rolls them back like a carpet.
What Our Storm Repair Actually Fixes
We don’t just nail shingles back down. We strip the damaged field, inspect the felt and sheathing beneath, and replace what’s failed. On homes where the decking is delaminated, which is common on Compton’s postwar plank sheathing, we cut out the bad sections and install new plywood before laying underlayment and shingles. Then drip edge goes back on, flashing gets resealed, and the repair gets a written guarantee.
Why We Tell You to Act Before the Next Wind Event
Shingles that lifted during the last Santa Ana didn’t just look bad. They broke the seal that keeps your roof watertight. Every dry day after that, the gap stays open. Every morning dew cycle works moisture under the shingle. By the time the next storm arrives, what was a $600 repair has become a $2,400 decking replacement. We’d rather catch it early, and our pricing reflects that: smaller fixes cost less when the substrate is still sound.
Metal Roof Repair in Compton
Metal Roof Repair in Compton is less common than shingle work, but it shows up on the occasional 1950s built-up flat roof, patio cover, carport, or accessory structure that got a metal retrofit sometime in the last 20 years. What fails here isn’t the metal itself. It’s the fasteners, the seams, and the flashing where a metal panel meets a chimney or a stucco wall. Compton’s intense year-round UV expands and contracts those metal panels daily, and over a decade that thermal cycling loosens screws and breaks sealant.
Typical metal roof repair in Compton runs $425 to $1,650. The lower end covers resealing seams and replacing a handful of loose fasteners. The upper end reflects panel replacement, seam re-engineering, or flashing rebuilds around curbs and penetrations. If the metal is rusted through, a patch won’t hold, and we’ll say so plainly rather than quoting a cheap fix that fails in six months.
Flashings and Seams Fail First
Most metal roof problems in Compton aren’t the metal panels. They’re the places where the metal meets something else. A pipe boot dries out and cracks. A chimney flashing pulls away from the stucco. A seam loses its butyl tape. We inspect every penetration when we’re up there, because on a metal roof the leak is rarely where the water shows up on the ceiling.
What We Can’t Patch, We Replace Honestly
If the metal panels themselves have corroded through from decades of moisture trapped under sealant, a repair won’t last. We’ll show you photos and explain what a replacement section costs before we do anything. Written price, no change orders, no surprise on the invoice. That’s the standard on every Compton metal roof we touch.
Trusted Brands We Service in Compton
We stock and install the brands Compton homeowners can actually get parts for quickly: GAF, CertainTeed, and Owens Corning architectural shingles for steep and low-slope work, plus Atlas and Tamko for budget-conscious patch-and-match repairs, and Boral for concrete tile. Because crews are dispatched locally to Compton from our Los Angeles office, turnaround on a shingle match is typically next-day. If you’ve got a 1958 ranch with a discontinued three-tab color, we’ll match it as close as the market allows or explain why a full-field replacement makes more financial sense than endless patch chasing.
Common Roof Repair Problems We See in Compton Homes
- UV-baked three-tab shingles losing their sealant strip. Compton’s inland basin sun is relentless, and after 15 to 20 years the adhesive strip on a basic three-tab dries out. Once that happens, wind gets under the shingle edge and lifts it. This is the single most common repair call we run in this city.
- Multiple shingle layers hiding rotted decking. Decades of economic pressure led many Compton homeowners to patch rather than replace. When we tear off, we routinely find two or even three shingle layers over failed felt and crumbling plank sheathing. That turns a $700 repair quote into a full tear-off with decking replacement, and we scope it honestly before we start.
- Low-slope wind uplift on 2:12 and 3:12 pitches. The standard ranch homes built around Compton in the 1950s and 1960s have shallow pitches that three-tab shingles were never great at protecting. Santa Ana winds hit them hard because there’s no steep slope to help gravity or mechanical interlock do the work. We regularly upgrade these to architectural shingles with enhanced underlayment, or a modified bitumen system if the pitch is too flat.
- Failed flashing and vent boots at roof penetrations. The plumbing vents, furnace flues, and attic vents on a 60-year-old Compton home have all been through decades of thermal cycling. The rubber boots crack, the metal flashing corrodes, and water follows the pipe straight into the attic. We replace the boot, reseal the flashing, and check the surrounding decking for rot every single time.
Pricing for Roof Repair in Compton, CA
Here’s what you can expect to pay for roof repair in Compton right now. A basic shingle replacement on a small damaged area runs $385 to $650. Leak repair with flashing or vent boot replacement lands between $425 and $900. Flashing rebuilds around a chimney or wall intersection run $650 to $1,300. Flat roof patches on a modified bitumen or built-up roof are $500 to $1,200. A valley replacement runs $700 to $1,400. Full-field tear-off and replacement of a 22-square low-slope roof starts around $7,900 and climbs with decking work, which on Compton’s postwar homes is more common than not. Every quote is written, line-itemed, and fixed before work starts. Call (743) 200-8347 for a free estimate.
We Also Serve Cities Near Compton
Beyond Compton, our crews handle repair calls in Gardena, Carson, Lynwood, and Paramount. If you’re a few blocks over the city line, the same team, the same written pricing, and the same badge-at-the-door standard still apply. Dispatch is coordinated from our Los Angeles office, and we’re in Compton neighborhoods daily.
Serving Compton, CA - Our Local Coverage Area
We’re based in the Compton 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 Compton
Because Compton’s housing stock was built in a concentrated burst from the late 1940s through the mid-1960s, entire blocks of ranch homes hit end-of-life at the same time, and decades of patch-and-repair cycles left multiple shingle layers that hide rotted sheathing and failed underlayment. When we lift a corner and find two layers of three-tab over delaminated plank decking, a repair becomes a tear-off. We’ll always show you photos and give you the replacement price in writing before proceeding. Call (743) 200-8347 if you know your roof hasn’t been touched in 20 years and you want an honest assessment.
Low-slope roofs at 2:12 or 3:12 pitch have minimal mechanical interlock between shingles, so once the sealant strip dries out from Compton’s UV exposure, the shingles lose nearly all wind-uplift resistance. A Santa Ana gust gets under the edge and peels whole fields back. We see it every year, including on a 1952 ranch on West Palmer Street where three-tab shingles rolled back like carpet across the low-slope field. If your home has a shallow pitch, an upgrade to architectural shingles with enhanced underlayment, or a modified bitumen system, is worth pricing out.
Compton’s year-round UV bakes shingles until the asphalt stiffens, the granules release, and the sealant strip fails, all of which happens long before a storm gives you a visible leak. That means a roof can look fine from the street and be functionally gone. When you’re deciding between another patch and a full replacement, UV is the silent factor. A 22-square roof that’s been under Compton sun since the Bush administration has already given up most of its service life. We will tell you honestly when patching no longer pencils out.
Yes, if the surrounding shingles still have sealant integrity and the decking beneath is sound. That’s a straightforward $385 to $650 repair in Compton. But if the shingles are brittle enough to crack when we lift them for the repair, or if the decking is visibly delaminated, we will not do a patch that fails in a year. We’ll show you the condition, explain the cost difference, and let you decide with a written price for both options. No pressure, just facts.
Ask for a written, line-item price before any work starts. Ask whether the quote includes decking replacement if the sheathing is found rotted, because on Compton’s postwar homes that is the single biggest reason a repair quote grows. Ask what the warranty is and for how long. Ours is 365 days, written, with a free second visit if the repair fails. And ask who is coming to your door and whether they’ve been background-checked. Our technicians send their name and photo ahead, and they badge in with a photo ID every visit. Call (743) 200-8347 for a free estimate with all of that in writing.
Written by Grant Whitlock, Owner at Mercer Roofing, serving Compton, CA with roof repair, replacement, and installation since 2000.






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