Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Before
After
Before
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Before
AfterHow Much Does Roof Replacement Cost in Los Angeles?
Most Los Angeles homeowners pay between $14,500 and $32,000 for a full roof replacement, with the typical single-family home landing near $21,000 for a standard architectural asphalt shingle tear-off and install. That range assumes an average 1,800 to 2,400 square foot roof on a one- or two-story house. Flat or low-slope roofs, tile, and steep-pitch homes push the number higher, sometimes past $45,000.
We’re Mercer Roofing, and we’ve been replacing roofs across Los Angeles since our founding in 2000 as part of the Threshold Group family. Every project starts with a written price before a single nail is driven, and every repair carries a written 365-Day Done Right Promise. If you want a real number for your roof, call (743) 200-8347 for a free estimate. A live person answers, day or night.
Key Takeaways
- Typical Los Angeles roof replacement: $14,500 to $32,000; average around $21,000.
- Asphalt shingle is the most common and most affordable choice; tile and flat roofs cost more.
- Permits, disposal, and plywood decking repairs are where surprise costs hide. We put all of it in writing up front.
- Every Mercer job gets a written guarantee, and every technician arrives badged, uniformed, and photo-verified.
Roof Replacement Cost Breakdown (2026)
Here’s how a Los Angeles roof replacement breaks down by line item. These ranges reflect the 2026 LA market for a typical 2,000 square foot roof. Your actual price depends on pitch, layers, material, and how much decking needs replacing.
| Line Item | What It Covers | Typical Cost (LA, 2026) |
|---|---|---|
| Tear-off & disposal | Removing old shingles, hauling to landfill | $1,800 – $4,200 |
| Architectural asphalt shingles | Materials + install, 30-50 year rated | $8,500 – $16,000 |
| Underlayment | Synthetic felt, ice/water shield at valleys and eaves | $1,200 – $3,000 |
| Flashing replacement | Chimney, vents, wall intersections, valley metal | $800 – $2,500 |
| Plywood decking repair | Replacing rotted or delaminated sheathing (per sheet) | $150 – $400 per sheet |
| Permits & inspection | City of LA building permit, final inspection | $400 – $1,200 |
| Ridge vent & ventilation | Ridge vent, intake vents, attic balancing | $600 – $1,800 |
| Labor | Crew, supervision, site protection, cleanup | $4,000 – $9,000 |
The biggest variable is what’s under the old roof. In older Los Angeles neighborhoods – think Highland Park bungalows or homes in Echo Park built in the 1920s – we regularly find two or three layers of shingles stacked on top of skip sheathing. That means full tear-off down to the rafters and a decking upgrade, which adds $3,000 to $8,000. In newer parts of the San Fernando Valley, the decking is usually solid and the job stays closer to the lower end of the range.
If you’re weighing a full replacement against a repair, our Roof Replacement in Los Angeles guide walks through when replacement makes more sense than patching.
What Affects Roof Replacement Pricing in Los Angeles
Six things move the number more than anything else. We explain each one the way we’d explain it standing in your driveway.
- Roof size and pitch. A 1,400 square foot ranch home is a different job than a 3,200 square foot two-story. Steep pitch (anything over 8:12) requires more safety rigging and slower work, which adds 15% to 30%.
- Material choice. Architectural asphalt shingles are the LA standard. Concrete tile, clay tile, and standing-seam metal can run two to three times the cost per square. We install GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral, and we’ll tell you honestly which fits your home and budget.
- Layers to remove. Los Angeles County allows a maximum of two layers in most cases, but many older homes already have two. A full tear-off costs more but lets us inspect the decking, which is where real problems hide.
- Local climate exposure. LA’s UV load is brutal on shingles – the sun and the dry Santa Ana winds age roofs faster than most of the country. A roof that would last 30 years in the Midwest might give you 20 to 25 here, so we spec materials rated for high UV and thermal cycling.
- Permits and code. The City of Los Angeles requires a permit for re-roofing, and Title 24 cool-roof requirements apply in many zones. That adds cost but keeps your home compliant and insurable.
- Access and staging. A narrow driveway in Silver Lake or a hillside home with no street parking means more labor to haul material and debris. Tight access can add $500 to $2,000.
How to Save on Roof Replacement
You don’t need to cut corners to save money – you need to avoid the costs that come from surprises. Here’s what actually works.
- Get a written price before work starts. This is the single biggest money-saver. A verbal estimate that grows into a bigger invoice is how homeowners get burned. Every Mercer job includes a written price up front, no exceptions, no conditions.
- Bundle repairs into the replacement. If your flashing or vents are near the end of their life, replacing them during the roof job is far cheaper than a separate service call later.
- Choose a 30-year architectural shingle over a 3-tab. The upfront difference is modest, and the lifespan difference in LA’s sun is real.
- Ask about the guarantee in writing. A roof with a written guarantee is a roof you won’t pay for twice. Ours covers every repair with a free second visit if something fails.
- Schedule before summer. Spring and fall are the calmest seasons for scheduling, and you’ll get faster turnaround than in the peak heat months.
Free estimates are exactly that – free. Call (743) 200-8347 and we’ll come out, measure, and hand you a written price you can hold us to.
What’s Included in Every Mercer Roof Replacement
The price on the page isn’t just materials and labor. Here’s what comes standard, because we think you should know who’s on your roof, not just what’s on it.
- A written price before any work starts. Always included, never conditional. No surprises on the final invoice.
- The 365-Day Done Right Promise. If something we did isn’t right within a year, we make it right.
- A written guarantee on every repair, with a free second visit if a repair fails.
- Background-checked, uniformed technicians who arrive with a photo ID badge at the door. We send you their name and photo before they show up. Every Mercer technician is identity-verified and dispatched under the Threshold Verified standard that each independently owned location is held to.
- A live person on the phone, 24/7. Not a voicemail, not a form. A real human answers when you call.
For homeowners who are often home alone, or who have young kids, or who simply want to know exactly who’s coming to their door, that badge-at-the-door promise matters as much as the shingles. You shouldn’t have to wonder who’s on your roof.
Does Roof Replacement Cost More in Certain LA Neighborhoods?
Yes, and it’s mostly about access and housing stock. Homes in the hills – Los Feliz, the Hollywood Hills, parts of Sherman Oaks – often have difficult staging and steep pitches, which add cost. Older neighborhoods like Boyle Heights and Highland Park tend to have more decking repairs because of age. Newer Valley subdivisions in Northridge and Porter Ranch are usually the most straightforward jobs and sit at the lower end of the range.
What doesn’t change by neighborhood is our process. Whether you’re in a bungalow in Eagle Rock or a two-story in Woodland Hills, you get the same written price, the same guarantee, and the same badged technician at your door.
FAQs – Roof Replacement Cost
How much does a roof replacement cost in Los Angeles in 2026?
Between $14,500 and $32,000 for most single-family homes, with a typical job around $21,000. Tile, flat, and steep-pitch roofs run higher. Call (743) 200-8347 for an exact written quote – estimates are free.
Is it cheaper to repair or replace my roof?
If your roof is under 15 years old and the damage is isolated, repair usually wins – often $500 to $2,500 versus a full replacement. If it’s over 20 years old, has multiple leaks, or needs more than 30% of its surface replaced, full replacement is cheaper over the long run. Call us and we’ll tell you honestly which one your roof needs.
How long does a roof replacement take in Los Angeles?
Most single-family homes take 3 to 5 days for an asphalt shingle replacement, weather permitting. Tile and complex roofs can take 7 to 10 days. We schedule around you and keep the site clean each day.
Do you offer free estimates and written pricing?
Yes. Every estimate is free, and every job comes with a written price before work starts. No surprises, no upsells on the invoice. Call (743) 200-8347 and we’ll get you a number you can plan around.
Are your technicians background-checked?
Yes. Every Mercer technician is background-checked, identity-verified, and arrives in a clean, marked uniform with a photo ID badge under the Threshold Verified standard. We send you their name and photo before they arrive, so you know exactly who’s coming. To schedule a free estimate, call (743) 200-8347.
Ready for a Real Number for Your Roof?
A roof replacement is a significant investment, and you deserve to know what it costs before you commit – not after. We’ll come out, inspect the roof honestly, and hand you a written price with no pressure and no hidden fees. If it’s a repair instead of a replacement, we’ll tell you that too.
Call (743) 200-8347 today for your free estimate. A live person answers 24/7, and we’ll send you the name and photo of the technician headed your way, because you should know who’s on your roof before they set foot on it.
Written by Grant Whitlock, Owner at Mercer Roofing, serving Los Angeles since our founding in 2000. Pricing reflects the Los Angeles market as of 2026. Mercer Roofing offers free estimates – call (743) 200-8347.
What Our Customers Say
"Roofer showed his ID and gave me the crew lead's name before anyone climbed the ladder. Replaced a patch of missing shingles and resealed two vent boots. Written estimate matched the final bill."
- Brian J."Full tear-off and new shingles on our two-story. They covered the landscaping with tarps and ran a magnet over the yard afterward. Didn't find a single nail."
- Karen V."Good roof repair. The crew was a day later than planned because of rain, which I understand, but the scheduling got moved twice. Work itself is clean and has held up."
- Dale T.