Roofing Services in Lomita, CA
Roof repair and replacement in Lomita typically runs $350-$1,200 for repairs and $12,000-$28,000 for full replacements on the post-war ranch homes that dominate this pocket of the South Bay. Ridgeline Roofing Co. of California has worked Lomita roofs since 2014, and we usually have a crew available same-day or next-day for urgent issues. Call us at (877) 367-1429 and a live person will answer, any hour.
Lomita sits in that narrow corridor between the Palos Verdes Hills and San Pedro Bay, a two-square-mile city where the marine layer lingers longer than it does inland and salt from the Port of Los Angeles works quietly at every metal seam. We’ve spent over a decade learning how these conditions show up on roofs here, from the bungalows off Lomita Boulevard to the ranch tracts near Narbonne Avenue.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Why Lomita Homeowners Choose Ridgeline Roofing Co. of California
We’ve been at this since 1984, and in Lomita since 2014. That’s long enough to have re-roofed homes twice in some of these neighborhoods, and long enough to know which 1950s tracts have skip-sheathing under two layers of old shingles, and which ones were built with proper venting that held up.
Our technicians are background-checked, uniformed, and trained to photograph every inspection from your actual roof, not the driveway. You’ll see what we see: rusted flashing at the chimney, cracked parapet coping on that old garage addition, or the lifted shingles along the rake edge that the last Santa Ana wind event loosened. No scary speeches, just pictures and a straight explanation.
We back every job with our written 90-Day Done Right Promise. If something isn’t right, we come back and make it right. No paperwork to file, no arguing, no runaround. The price we quote is the price you pay. We serve homes throughout central Lomita, the areas near Lomita Park, and the residential streets west of Pennsylvania Avenue toward the Torrance border.
And when you call (877) 367-1429, a live person answers. Nights, weekends, during a storm, doesn’t matter. We’ve never trusted voicemail trees to handle a homeowner with water coming through the ceiling.
Roofing Services We Offer in Lomita
Roof Repair in Lomita
Leaks, wind damage, failed flashing, rotted decking at the eaves, we handle it. Most repairs are completed in a single visit with upfront pricing agreed to before we start. We work on asphalt shingles, tile, flat roofs, and the built-up tar-and-gravel systems common on older Lomita garages and additions.
Learn more about our Roof Repair in Lomita.

Roof Replacement & Installation in Lomita
Full tear-offs and re-roofs for homes that have reached the end of their service life, or for owners ready to upgrade. We install GAF, CertainTeed, Owens Corning, and other leading brands with proper ventilation and decking replacement where we find deteriorated substrate beneath the old roof.
Learn more about our Roof Replacement & Installation in Lomita.

Specialty Roofing in Lomita
Tile, slate, metal, and low-slope systems for homes with non-standard roofing needs. This includes the near-flat built-up roofs behind parapet walls that we regularly encounter on 1950s-era room additions and detached garages in Lomita’s older tracts.
Learn more about our Specialty Roofing in Lomita.

Gutters & Accessories in Lomita
Gutters & Accessories - Lomita, including gutter replacement, downspout rerouting, and gutter guard installation. Proper drainage matters especially here, where the marine layer keeps everything damp and clogged gutters accelerate rot at the fascia and soffit.
Learn more about our Gutters & Accessories in Lomita.

Emergency & Storm Damage Response in Lomita
Emergency & Storm Damage in Lomita: tarping, temporary sealing, and rapid repair after wind events, tree impact, or sudden leaks. Our 24/7 live-answer line means you reach us when the damage happens, not the next business day. We carry Atlas and Tamko materials for emergency patching that matches existing roofs.
Learn more about our Emergency & Storm Damage response in Lomita.

Neighborhoods We Serve in Lomita
We’ve worked on roofs across Lomita’s compact residential grid. Most of our calls come from these areas:
- Central Lomita - the core residential blocks between Lomita Boulevard and Pacific Coast Highway, dense with 1950s ranches
- Lomita Park vicinity - older homes near the park with original low-slope roofs and mature trees that drop debris
- West Lomita toward Torrance - post-war tracts where salt-air degradation shows up earliest on west-facing slopes
- Narbonne Avenue corridor - mixed-era housing with varied roof conditions and frequent re-roof needs
From anywhere in the 90717 ZIP code, our typical response is same-day or next-day for urgent issues, and scheduled within a week for non-emergency inspections.
Why Lomita’s Climate & Housing Affect Roofing
Lomita’s roofing market is defined by a collision of two stressors unique to its geography: a dense stock of post-WWII ranch homes (largely 1945-1965) whose aging low-slope roofs are overdue for replacement, situated only 3-4 miles northeast of the working Port of Los Angeles/Long Beach complex, which pushes salt-laden marine air inland and accelerates corrosion of metal flashing, fasteners, and drip edges far faster than in landlocked neighbors like eastern Torrance. This salt-air degradation is often invisible until a roof inspection reveals rust-compromised penetrations and failed step flashing long before the shingles themselves look worn.
The marine layer compounds this. From May through July, fog and heavy dew keep Lomita’s roofs damp for hours after sunrise, promoting moss growth in shaded valleys and mold staining on north-facing slopes. Then the Santa Ana winds arrive, typically fall through winter, and put uplift stress on shingles that may already have compromised fastening from years of thermal cycling. We’ve pulled up three-tab shingles on Lomita homes where the nails were rusted to half their original diameter, the salt doing its work out of sight.
Roofers working Lomita’s older tracts frequently encounter detached garages and 1950s-era room additions with near-flat built-up tar-and-gravel roofs behind parapet walls, a construction detail common to that South Bay post-war building wave, where decades of thermal cycling have cracked the membrane and clogged the single interior drain, creating chronic ponding that has silently rotted the wood blocking at the parapet base long before the homeowner notices a leak. By the time water shows on the ceiling below, the repair involves more than patching the membrane.
Pricing for Roofing in Lomita
We don’t quote blind over the phone, but these are the ranges we see most often for Lomita homes based on actual 2024-2025 jobs:
| Service | Typical Range |
|---|---|
| Minor repair (flashing, small leak, few shingles) | $350 - $750 |
| Moderate repair (decking patch, multiple areas) | $750 - $1,500 |
| Major repair (structural, extensive water damage) | $1,500 - $4,000 |
| Full asphalt shingle replacement, 1,200-1,800 sq ft | $12,000 - $22,000 |
| Full replacement, larger home or complex roof | $22,000 - $28,000 |
| Flat/BUR garage or addition re-roof | $4,500 - $9,000 |
| Gutter replacement (whole house) | $1,800 - $3,500 |
| Seasonal tune-up and inspection | $89 |
These figures reflect Lomita’s typical home sizes and the condition issues we regularly find. Every estimate is free, itemized, and firm. We also offer $50 off any repair over $250, a free second opinion on any written estimate you’ve received, and a permanent 5% senior and veteran discount.
Service Area - Cities Near Lomita
We work throughout the South Bay and Harbor Area. If you’re just outside Lomita’s borders, we likely serve your area too: Torrance to the north and west, Rolling Hills Estates up on the Palos Verdes hill, San Pedro toward the harbor, and West Carson to the east. Same crews, same standards, same live-answer phone line.
Serving Lomita, CA - Our Local Coverage Area
We’re based in the Lomita 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 in Lomita
Most full roof replacements on Lomita’s typical 1,200-1,800 square foot ranch homes run between $12,000 and $22,000 for asphalt shingles, with complex or larger roofs reaching the high twenties. Flat roofs on older garages and additions usually fall between $4,500 and $9,000. The exact figure depends on layers to remove, decking condition, and ventilation upgrades needed. Call (877) 367-1429 for a free, itemized estimate.
We often can for urgent leaks or wind damage, especially if you call early in the day. Our typical response time in the 90717 area is same-day or next-day for emergencies, and within a week for scheduled inspections. A live person answers our line 24/7 to dispatch a crew or book your appointment.
Repairs make sense when the damage is isolated and the roof has reasonable remaining life, typically under $1,500. But many Lomita homes have two or three layers of old roofing over original skip-sheathing, with salt-corroded flashing and ventilation that no longer meets code. At that point, continuing to patch becomes the expensive option. We’ll show you photos and give you an honest assessment either way. Call (877) 367-1429 for a free inspection.
The marine air pushed inland from the Port of Los Angeles accelerates rust on metal components, flashing, fasteners, and drip edges, often before the shingles themselves show wear. We’ve found nails rusted to half-strength and step flashing compromised while the roof surface still looked acceptable. This is why we photograph every inspection, so you see what the salt has done out of sight.
We focus on upfront, no-surprise pricing and accept all major payment methods. For larger replacement projects, we can discuss payment scheduling tied to project milestones. Our permanent 5% senior and veteran discount applies to all qualifying homeowners in Lomita. Call (877) 367-1429 to discuss your specific situation and receive a free estimate with no obligation.
Written by the team at Ridgeline Roofing Co. of California, serving Lomita since 2014.
What happens when you call
- 1A real person answersNo phone trees - talk to a local roofing pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3A background-checked tech heads outLicensed & insured, typically within within the hour.
- 4You approve before work beginsNothing starts until you say go.
What Los Angeles Customers Say
"Showed up fast, fixed it right the first time, and the price matched the quote. Couldn't ask for more."
- Verified local homeowner"Professional from the first call. Explained everything clearly and left the area spotless."
- Verified local homeowner"Called in the morning, problem solved by afternoon. Honest, upfront pricing - highly recommend."
- Verified local homeowner