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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Repair Across South Whittier
Roof repair in South Whittier usually means one of two things: a leak you’ve already found, or damage you suspect but haven’t confirmed. Either way, you want a straight answer on whether to patch or replace, and what it’ll cost. We work throughout the 90605 zip code every week, on the post-war tract homes and bungalows that define this unincorporated community, so we know what these roofs look like when they fail. Call (855) 382-0485 and we’ll schedule an inspection, walk the roof with you, and tell you honestly what needs doing and what can wait.

Why Select Roof Repair Is South Whittier’s Preferred Roof Repair Company
South Whittier homeowners keep calling us back because we treat inspection as its own job, not a sales pitch. A lot of roofing companies won’t even show up unless they think there’s a replacement in it. We’ll come out, document what’s actually wrong, and give you a line-item scope. If the roof has five more years left, we’ll tell you that. Noel Carrasco built the company on that approach, and it’s the reason most of our South Whittier work comes from referrals.
We’re also one of the few crews in the area that handles the LA County permit process correctly for 90605 addresses. South Whittier is unincorporated, which means permits go through LA County Building & Safety, not the City of Whittier. We’ve corrected enough botched city permits on South Whittier jobs to know how much time that mistake costs homeowners. We pull it right the first time.
Our service area covers all of South Whittier, from the neighborhoods along Leffingwell Road down toward Telegraph, and we can usually have a crew there within a day or two of your call. For active leaks, we’ll move faster. You get a written estimate before any work starts, and a workmanship warranty on every repair.
Styles & brands we work with






Shingle Roof Repair in South Whittier
Shingle Roof Repair is the most common job we do in South Whittier, simply because most of the housing stock here was built in the 1940s through 1960s and still wears composition shingles that have been through decades of inland sun. A typical shingle repair in South Whittier runs $350 to $900 depending on how many courses are damaged and whether the underlying deck is sound. UV damage is the big driver here, more than rain. The south and west-facing slopes bake all summer, and the granules wear off until the fiberglass mat starts showing.
Replacing Damaged or Missing Shingles
When a shingle lifts, cracks, or loses its granule layer, water has a direct path to the underlayment. On most South Whittier homes we can cut out the failed shingles, check the deck beneath, and weave in replacements the same day. Matching older shingle colors takes a practiced eye, but we keep a broad stock of blends from CertainTeed, Owens Corning, and IKO in our inventory, so most GAF repair in South Whittier jobs blend without looking patched.
Deck Repair Under Shingles
If the deck sheathing under a damaged shingle is soft or rotted, the shingle itself isn’t the real problem. Many South Whittier homes still sit on original skip-sheathing or plank decking, and we regularly find rot at valleys and eaves where water has been sitting. A shingle repair that patches over a bad deck will fail within a season or two. We check the deck on every shingle repair, and replace rotted sections with plywood to match the original thickness before re-shingling.
Storm Damage Roof Repair in South Whittier
Storm Damage Roof Repair in South Whittier mostly comes from Santa Ana wind events that lift shingles and ridge caps, plus the occasional heavy winter rain that reveals every weak flashing point at once. A storm repair here typically runs $250 to $700 for wind-lifted shingle replacement, and $400 to $1,200 for water intrusion through flashing or valleys, depending on the extent. After a wind event, we check the entire roof perimeter, because the shingle you can see lifted from the ground is rarely the only one.
Wind-Lifted Shingle Repair
Santa Ana winds hit South Whittier from the northeast with gusts that peel shingles back along the rake edges and ridge. Once the seal strip breaks, shingles act like sails. We re-secure or replace the lifted shingles, check the fastening pattern on the surrounding field, and make sure the ridge cap is still bonded. Wind damage left alone almost always widens with the next event.
Leak Repair After Rain
Winter rain is what exposes failing flashings in South Whittier. The roofs are old, and the metal at chimneys, valleys, and pipe penetrations has been expanding and contracting through decades of hot summers. When water gets in, it often travels before it shows up on the ceiling, so we trace the path from the interior stain back to the actual entry point. Then we replace the flashing, not just add caulk over it. Caulk over old flashing is a temporary fix that will open again.

Trusted Brands We Service in South Whittier
We stock and install products from seven major manufacturers, including Owens Corning, CertainTeed, IKO, and Atlas, which means the shingle we recommend is the one that fits your roof and your budget, not the one we happen to have a contract with. For South Whittier customers, that matters because these older homes often need a specific shingle weight and color to keep the roofline looking right. We keep common replacement colors and accessory parts in stock for fast turnaround, so a repair doesn’t stall waiting on a special order.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Repair Problems We See in South Whittier Homes
- Original plank decking under failed shingles. Most 90605 homes were built before plywood sheathing became standard, and the original skip-sheathing is often still there. When shingles fail above it, rot follows quickly because the gaps between planks let water linger.
- Flashing reused on old seams. Contractors trying to save money will re-use old flashing at valleys and penetrations. In South Whittier’s cycles of heat and Santa Ana winds, those old seams open up within a season or two, and the leak returns.
- Flat-roof garage and patio cover failures. Many South Whittier lots have detached garages or patio covers with low-slope roofing that gets ignored until water shows up inside. These need more frequent inspection than the main house roof, and small patches here are cost-effective when caught early.
- Wrong permit jurisdiction delays. A roof repair that pulls a City of Whittier permit for a 90605 address gets flagged by LA County Building & Safety, and the inspection won’t pass. We see this delay and expense regularly, and we make sure every South Whittier permit goes through the county from day one.
Pricing for Roof Repair in South Whittier, CA
Here’s what we typically see for repair work in South Whittier. Shingle replacement: $350 to $900. Leak repair with flashing replacement: $400 to $1,200. Flat roof patch: $300 to $800. Vent boot replacement: $200 to $450. Valley repair: $500 to $1,500 when decking and underlayment are involved. The width of those ranges comes from what we find under the surface, which on these 50 to 70 year old roofs can be significant. We give a written estimate before any work begins, and the price on that estimate is the price you pay. Call (855) 382-0485 for a free estimate, and we’ll give you the exact number for your roof.
We Also Serve Cities Near South Whittier
Our Roof Repair team covers the surrounding communities as well, including Whittier, East La Mirada, La Mirada, and Santa Fe Springs. If you’re in one of those areas and need a specialist who understands older tract housing and LA County permit rules, the same crew that works throughout South Whittier will handle your roof.
Serving South Whittier, CA — Our Local Coverage Area
We’re based in the South Whittier 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 South Whittier
All roof repair permits for 90605 addresses in South Whittier are issued and inspected by LA County Building & Safety, because the community is unincorporated and not governed by the City of Whittier. A Whittier city permit pulled for a 90605 address will not pass county inspection and will stall your project. We handle the county permitting on every repair that requires it, and we’ll tell you upfront whether your specific repair falls under a permit threshold. Our Roof Repair experience across South Whittier includes correcting this exact mistake for homeowners who started with another contractor.
Yes, but only if the plank decking is still sound where the repair will sit. We inspect every section before we fasten new shingles over it. If there’s rot or sagging, we cut out the affected planks and replace them with plywood to match the roof plane before installing underlayment and shingles. Repairing over rotted decking just means the new shingles fail too, and you pay twice.
We match your shingle by taking a sample from your roof and comparing it against current stock from the same manufacturer and color line, usually CertainTeed, Owens Corning, or IKO depending on what’s on your roof. Because many South Whittier roofs are older, exact color match isn’t always possible from current production, so we choose the closest available blend and place the replacement where the color break reads as natural shadow rather than patchwork. A repair that doesn’t blend hurts your home’s look and your resale value.
It can, and the rule in South Whittier depends on your home’s age and community. If your home is still under a builder warranty, you should review the warranty terms before any repair, because some warranties require repairs to be performed by an approved contractor. For HOA-governed neighborhoods, many newer South Whittier developments have architectural review rules that restrict roof materials and colors, so we’ll help you confirm what’s allowed before work starts. Repairs to an existing roof rarely trigger a full review, but material changes or large re-roofs often do.
The intense inland sun causes most of the roof damage we see in South Whittier, baking composition shingles until they lose their granule layer and dry out, while the seasonal Santa Ana winds lift weakened shingles at the edges. Winter rain then exploits every gap those conditions created. So most of our repair work here is UV-related shingle degradation and flashing failure, with storm damage repair spiking after wind and rain events. If you haven’t had an inspection in a few years, the sun has been working on your roof the whole time.
If you’ve got a leak, a missing shingle, or just a roof you haven’t looked at in years, call Select Roof Repair at (855) 382-0485 for a free estimate. We’ll tell you straight whether repair makes sense or replacement is the better call, handle the LA County permit correctly, and give you a written price before we start.
Written by Noel Carrasco, Owner at Select Roof Repair, serving South Whittier and surrounding LA County communities.