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 Replacement Across North El Monte
A full roof replacement on a North El Monte tract home typically runs $9,500 to $22,000, depending on whether we’re tearing off one layer of asphalt or relaying original clay tile over new underlayment. Most jobs in the 91780 ZIP take four to seven working days from tear-off to final inspection. We’ve worked the streets between Peck Road and Santa Anita Avenue long enough to know that your roof is not the same as a roof in Arcadia or Temple City: the failure we see again and again here is the dried-out underlayment under tile that still looks fine from the curb.
Call (866) 942-4187 and we’ll walk your roof before you spend a dollar.
Why Orange County Roofing Co Is North El Monte’s Preferred Roof Replacement Company
We’re material-agnostic, which matters more in North El Monte than in most places. Your street has a mixed look: 1950s asphalt shingle, 1960s clay tile, the occasional wood shake that needs to go. A contractor who only pushes one brand will tell you the tile has to stay or the shingle has to go, because that’s what they sell. We carry seven major manufacturers, so the conversation starts with what your house needs and what the block looks like, not what’s sitting in our yard.
Kurt Hensley runs the replacement side of the business, and he’s the one who walks most of our North El Monte estimates. His first question on a 1962 tract home is rarely about shingle color. It’s about what’s in the attic. The underlayment failure we describe below is so common in 91780 that we check for it on every tile roof before we quote anything.
We also pull LA County permits on every full replacement. North El Monte is unincorporated, so you’re dealing with county building rules, and the inspector’s expectations for fire-rated assemblies and nailing patterns don’t line up with what a lot of fly-by-night crews will try to slip past you. We’d rather spend a morning at the counter than leave you with a roof that won’t pass a resale inspection.
Styles & brands we work with






Roof Installation in North El Monte
Roof Installation in North El Monte means replacing the entire assembly from decking up, and on 1960s clay tile homes, that almost always means tearing off the old tile, replacing the failed underlayment, and then either relaying the original tile or switching to a fire-rated asphalt or composite system. The job runs $11,000 to $20,000 on a typical 1,400 to 1,800 square foot single-story, depending on what you put back on top.
Full Tear-Off and Re-Deck
The old decking under a failed underlayment is often rotted along the eaves and around penetrations. We replace rotted sheathing with new plywood or OSB, re-nail the whole deck to current shear spec, and then install a peel-and-stick ice and water shield in every valley and at every pipe boot and chimney before anything else goes down. On homes near the northern edge of the ZIP, where brush sits closer, we also seal soffit vents with ember-resistant mesh as part of the install.
New Construction and Additions
For a new build or a room addition in North El Monte, we coordinate with your framing crew so the roof system is ready for inspection on schedule. We install all seven brands of asphalt and architectural shingles, plus tile and flat systems where the plan calls for them. If you’re adding onto a 1960s tract home, we’ll match the existing pitch and tile profile so the addition doesn’t look bolted on.
Roof Replacement Contractor in North El Monte
A Roof Replacement Contractor in North El Monte has to know the difference between a roof that’s failing and a roof that’s just old. We’ll tell you honestly if your tile can be relaid with fresh underlayment instead of replaced outright, because sometimes the tile itself has another forty years in it and the problem is what’s underneath.
Underlayment Replacement Under Intact Tile
This is the silent killer on 91780 streets. The original 1960s clay tile looks fine, but the felt underlayment underneath it dried out and cracked years ago. The first winter rain finds every split, water reaches the decking, and you see a ceiling stain with no missing tiles anywhere. We remove and stack the tile, strip the old underlayment, repair the decking, install new synthetic or peel-and-stick underlayment with proper valley sealing, and relay the original tile with hot-dip fasteners. A job like this typically runs $7,500 to $12,000, and it buys you a roof that looks original but actually sheds water.
Asphalt and Architectural Shingle Replacement
For homes with original shingle roofs from the 1950s and 60s, tear-off and replacement usually comes in between $9,500 and $16,000 on a standard single-story tract home. We install GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral, so you choose the warranty tier that makes sense for how long you plan to stay in the house. A thirty-year architectural shingle on a home you’ll sell in five years is a different decision than a lifetime-warranty tile on a home you’re keeping for twenty.
Trusted Brands We Service in North El Monte
We carry GAF, Atlas, and Tamko among our seven manufacturer lines, and because we stock products from all of them, the recommendation you get is based on your roof and your block, not our margin. GAF Timberline architectural shingles are a popular choice on 91780 homes shifting away from original wood shake, while Atlas StormMaster and Tamko Titan XT give you higher wind ratings for the Santa Ana gusts that hit the exposed east-west streets. We keep common trim, ridge cap, and starter strip materials local, so if an inspector flags a nailing pattern on a Tuesday, we’re back on the roof Wednesday, not waiting on a truck from Riverside.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in North El Monte Homes
- Dried-out underlayment under intact clay tile. The tile looks fine from the street, but the 60-year-old felt underneath has failed. Water reaches the decking and shows up as ceiling stains, not missing tiles, so homeowners chase the leak for years before an attic inspection finds the real problem.
- Dissimilar-metal corrosion at flashing. Cheap electro-galvanized fasteners and mixed-metal flashing installed on a thermal-cycling roof like ours will corrode within a decade. The hot, dry summers and wet winters break down the galvanized coating fast, and the flashing loosens exactly where water wants to get in.
- Wind uplift on ridge caps during Santa Ana events. When the original nailing pattern wasn’t installed to the shingle’s rated spec, the ridge caps and field tiles lift in a strong Santa Ana. We’ve seen entire ridge lines shifted after one bad wind night near the open areas by the 605.
- Ember intrusion on homes near the brush. The northern edge of 91780 backs up toward the San Gabriel foothills, and open soffit vents and unsealed valleys are how embers get in. A fire-rated assembly with ember-resistant venting is not optional on those streets.
Pricing for Roof Replacement in North El Monte, CA
A straightforward asphalt shingle tear-off and replacement on a standard 91780 single-story runs $9,500 to $16,000. If you have original clay tile and the underlayment has failed, relaying the tile over new underlayment runs $7,500 to $12,000. A full tile-to-tile conversion with new field tile and copper or hot-dip flashing can hit $20,000 to $28,000 on larger homes. The two biggest price drivers are decking repair and the fire-rated assembly upgrades we recommend near the brush, but we’ll quote both lines separately so you choose what gets done, not what we decide to sell you. Call (866) 942-4187 for a written line-item estimate. It’s free, and it includes the attic inspection most roofers skip.
We Also Serve Cities Near North El Monte
We work up and down the San Gabriel Valley, so if you’re in Temple City, Rosemead, San Gabriel, or Arcadia, the same crew that handles our North El Monte replacements can handle yours. The failure modes differ a little from block to block, but the spec discipline doesn’t. Our Roof Replacement team covers the whole corridor, so no matter which side of Peck Road you’re on, you get the same material-agnostic estimate process.
Serving North El Monte, CA — Our Local Coverage Area
We’re based in the North El Monte 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 North El Monte
The underlayment under your tile has failed. On 1960s tract homes in 91780, the original felt underlayment dries out and cracks decades before the tile itself wears out, so water reaches the decking with no visible damage from the street. The fix is a tile relay: we lift and stack your existing tile, strip the old underlayment, repair any rotted decking, install new underlayment with sealed valleys and penetrations, and relay the same tile. Ceiling stains without missing tiles are the tell. Call (866) 942-4187 and we’ll confirm it in your attic.
Not the way it does in coastal cities. North El Monte sits inland in the San Gabriel Valley, so the real decay driver is the hot-dry-summer, wet-winter thermal cycle, not marine salt. What that cycle does is break down cheap electro-galvanized hardware, so we specify hot-dip galvanized or stainless fasteners at every flashing point and tile clip. We don’t load up on marine-grade stainless everywhere, because that’s the wrong spec for this climate and it adds cost without adding life. The right hardware spec matters more than the brand of shingle you pick.
Look at five lines: decking repair allowance, underlayment type, fastener spec, fire-rated assembly upgrade, and warranty tier. The cheapest bid almost always omits the decking repair allowance, uses 15-pound felt instead of synthetic or peel-and-stick, specifies electro-galvanized nails, and doesn’t touch the soffit vents. That roof costs more within a decade because you’re re-doing the flashing and patching the decking. We’ll line-item every one of those so you can hold both bids side by side and see the gap. Call (866) 942-4187 and we’ll write yours out.
Yes, especially if you’re north of Lower Azusa Road toward the foothills. The brush and wildland-urban interface zones push ember threat up, and a Class A fire-rated assembly with ember-resistant soffit vents and sealed valleys is code-expected and insurance-relevant. Even on streets farther south, the LA County inspector will want the assembly to meet current fire standards. The cost difference is modest compared to the total job, and it’s the kind of upgrade that pays back at resale and renewal time.
Yes. On a street of 1960s tract homes with matching clay tile profiles, we’ll match the original barrel profile and color blend so a partial relay or full replacement doesn’t look like a patch. We keep relationships with tile suppliers across the San Gabriel Valley and can source profile matches for most of the tile used on 91780 homes. If you’re switching from tile to shingle, we’ll show you samples against your block so you don’t end up with a roof the neighbors can spot from Peck Road. Call (866) 942-4187 and we’ll bring samples to your door.
Written by Kurt Hensley, Owner at Orange County Roofing Co, serving North El Monte and the San Gabriel Valley.