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 East Pasadena
A full roof replacement on a 1950s-70s East Pasadena tract home typically runs $14,000 – $26,000 depending on square footage, material grade, and whether you need a full tear-off or can overlay. Most homes in 91107 fall on the higher side of that range because wood-shake tear-offs, re-decking, and Class A fire-rated assemblies are the norm here. Our Roof Replacement team works throughout East Pasadena regularly, and we quote every job against the actual conditions on your lot, not a generic per-square number.
East Pasadena’s tight lots, shared driveways, and mid-century housing stock create a different roofing job than you’d find twenty minutes away in Pasadena or Arcadia. That’s why our site walk always starts with access and staging, not just the roof itself. If you’re weighing a replacement, call (866) 942-4187 for a free estimate. We’ll measure it, map the staging plan, and give you a written line-item quote before anything gets torn off.
Why Orange County Roofing Co Is East Pasadena’s Preferred Roof Replacement Company
We earn most of our East Pasadena work through repeat customers and direct referrals from homeowners along Michillinda, Rosemead, and the streets climbing toward the foothills. That’s how specialty roofing actually grows here. A neighbor sees our fence protection and magnetic sweeps on a tight lot, asks who’s working, and the phone rings.
Here’s what East Pasadena homeowners tell us matters most. First, we don’t push one shingle brand. We’re authorized to install GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral, so the conversation is always about what fits your roof, your budget, and the fire-rating requirements in your part of 91107. Second, we handle inspection, repair, and replacement under one roof. No wondering whether the crew that patches the leak is qualified to tear off and re-roof the whole thing.
Kurt Hensley runs every job and walks most East Pasadena sites personally before the quote goes out. Our crews understand the difference between a lot on a flat grid street and one tucked against the wildland-urban interface with different set-back and access needs. We’re insured, bonded, and we pull permits and pass inspections on every full replacement.
Styles & brands we work with






Flat Roof Replacement in East Pasadena
Flat Roof Replacement in East Pasadena means something specific: most of these are low-slope built-up roofs over 1950s-70s additions, garages, and carports attached to the original gable-roofed home. In our experience across 91107, these tie-in junctions are where most leaks start. The original hot-mop or rolled roofing ages out, the flashing at the transition to the shingle roof fails, and winter rains find the seam.
A flat roof replacement on a garage or addition in East Pasadena typically costs $4,800 – $9,500 including tear-off, new membrane, and flashing at tie-ins. Larger flat sections on modern homes run higher. We include a slope check and drainage correction in every flat roof quote, because East Pasadena’s dry summers hide ponding issues that don’t show up until the first real rain.
Tear-Off and Membrane Selection
Most East Pasadena flat roofs need full tear-off, not a recoat. The original built-up layers trap heat, and thermal cracking from the San Gabriel Valley sun means a coating won’t buy real time. We’ll lay a self-adhered base, mechanically fast the top membrane in the corners and perimeter, and flash every penetration.
Flat-to-Pitch Conversions
We’ve converted several East Pasadena garages and additions from flat to a minimal pitch when the framing allows it. It’s not always worth it on a small garage, but on a primary living space addition, it can add real lifespan and simplify drainage. We’ll tell you honestly whether it makes sense on your structure before you spend anything.
Roof Installation in East Pasadena
Roof Installation in East Pasadena covers both replacement on existing homes and roofing for new additions or ADUs going in across 91107. New construction in East Pasadena is often an attached ADU on a lot that already has a 1955 tract house, which means the roof tie-in matters as much as the new roof itself. We handle both new and existing structure work so the seam between old and new stays watertight.
A new roof installation on an East Pasadena addition or ADU typically runs $7,500 – $16,000 depending on size, slope, and whether you’re matching the main house. If we’re also re-roofing the main house at the same time, we can often bring efficiency to the overall quote. We install asphalt shingles, architectural shingles, and flat membranes, and we’ll match material to the fire-rating requirements in your specific part of town.
Decking and Ventilation Before the Shingles Go On
On mid-century East Pasadena homes, the roof deck is the hidden variable. Original skip-sheathing under wood-shake roofs or rotted plywood under old asphalt shingles has to be corrected before any new roof goes on. We inspect and quote re-decking either as part of the line-item estimate or we flag it immediately if it’s discovered during tear-off. No change orders without your approval first.
Architectural Shingles and Fire-Rated Assemblies
Most East Pasadena replacements we install use Class A architectural shingles, which gives you the fire-rated assembly the local fire department looks for and a longer service life than three-tab. Where a homeowner wants the dimensional look, we spec brands from our seven-brand roster to match budget and warranty tier.
Trusted Brands We Service in East Pasadena
We carry seven major brands so you choose the roof that fits your home and budget, not ours. GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, Boral: we install them all, so we can recommend honestly. If an East Pasadena homeowner wants a 50-year architectural shingle, we can show you Atlas and GAF options side by side. If you need a specific color to match a HOA palette or a neighbor’s roof line, we can source it across multiple manufacturers rather than telling you “our brand doesn’t make that.” Local supply runs are fast because we order direct through our manufacturer channels and schedule material drops to fit your staging constraints.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in East Pasadena Homes
- Painted-over wood-shake roofs. Many 91107 homes still have original wood shake that a previous owner painted or patched repeatedly. The fire department wants Class A assemblies, South Pasadena and San Marino-style overlays don’t fly here, so we almost always tear off to the deck and start clean.
- Tight-lot staging and material drops. Single-car driveways and narrow side yards in East Pasadena mean shingle bundles, tear-off debris, and a dumpster all compete for the same space. We plan the drop sequence and dumpster placement before day one so your neighbor’s driveway stays clear.
- Undersized attic ventilation on original decks. A 1963 tract home rarely had adequate intake and exhaust ventilation. Shingles age twice as fast, and attic heat bakes the new roof from underneath. We inspect soffit and ridge ventilation before spec-ing the replacement.
- Loose flashing around old skylights and valley metal. East Pasadena’s winter rains and Santa Ana winds work on aged flashing until it separates. We replace and re-seal every penetration during a tear-off, not just around it.
Pricing for Roof Replacement in East Pasadena, CA
Here are straight numbers for the East Pasadena market. A full tear-off and architectural shingle replacement on an average 1,400 – 1,800 square foot single-story tract home runs $15,000 – $24,000. Simple asphalt shingle replacements on smaller homes start around $11,000. Flat roof replacements on garages and additions run $4,800 – $9,500. If your home still has wood shake and needs a Class A fire-rated assembly plus re-decking, expect the upper end of these ranges or slightly higher.
What moves the price: the size measured in squares (roofing squares are 100 square feet of roof area, not home floor area), the pitch, the number of penetrations, whether the deck needs repair, and the material grade you choose. We quote line-item, fixed pricing with no change orders on the work we scope. Call (866) 942-4187 for a free estimate and we’ll measure your roof the right way.
We Also Serve Cities Near East Pasadena
Our crews work East Pasadena and the surrounding foothill communities every week. We serve Sierra Madre up the hill, San Marino to the south, Pasadena to the west, and Arcadia across the 210. If you’re a homeowner in any of these areas, the same East Pasadena team handles your inspection, repair, or replacement.
Serving East Pasadena, CA — Our Local Coverage Area
We’re based in the East Pasadena 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 East Pasadena
Mostly because the original roofing was wood shake, often painted over or patched, and the local fire department pushes for Class A fire-rated assemblies across the wildland-urban interface. An overlay over wood shake doesn’t meet that standard. A full tear-off also exposes original decking issues like skip-sheathing, which you’d never catch with shingles laid over the old roof. In East Pasadena, a tear-off is nearly always the right call. Call (866) 942-4187 and we’ll confirm what your specific roof needs during the free estimate.
Access and staging costs are built into the quote, not hidden in a change order. On a tight 91107 lot, we plan where the dumpster goes, where shingle bundles are placed, and how debris gets off the roof without crossing a neighbor’s driveway or yard. Sometimes that means extra labor and a smaller crew footprint, which adds cost. We walk the lot and give you a line-item quote so you see exactly what access adds before work begins.
Yes, always. A roofing square is 100 square feet of roof area. On an East Pasadena tract home, the roof area usually runs 30% – 50% larger than the home’s floor area because of overhangs and pitch. If a quote doesn’t list squares, ask why not. Our written estimates list total squares, tear-off squares, and replacement squares so you know precisely what you’re paying for. Call (866) 942-4187 and we’ll measure it properly before you commit.
Yes, when they’re installed to the manufacturer’s high-wind spec with a full starter strip and the right nailing pattern. Santa Ana winds find loose corners and improperly fastened shingles fast. We follow each brand’s wind warranty requirements exactly, which matters if you ever file a warranty claim after a blow. The shingle itself is rated for wind; the installation determines whether the rating is honored.
The deck, the attic ventilation, and all penetrations. Original decks on these homes often have skip-sheathing or rotted plywood. Attic ventilation is usually inadequate, which shortens the life of whatever new roof you install. Flashing around skylights, vents, and chimneys is where East Pasadena leaks start. We inspect all three before writing your replacement scope, and we’ll walk you through photos of anything we flag. A standalone inspection costs less than a surprise change order after tear-off.
Ready to get a real number for your East Pasadena roof replacement? Call (866) 942-4187 to schedule your free estimate. We’ll measure the roof, check the deck and ventilation, and hand you a written line-item quote. No brand bias, no surprises.
Written by Kurt Hensley, owner at Orange County Roofing Co, serving East Pasadena and the San Gabriel Valley.