Architectural shingles
Metal roofing
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 Muscoy
Roof replacement in Muscoy comes down to honest teardown work and a material choice that fits the house, not the other way around. We serve the entire 92405 ZIP, from the older streets off Macy to the single-story tracts near the 210, and we know what these roofs hide under their shingles. Decades of inland heat, stacked layers, and unpermitted add-ons mean most Muscoy homes need a full tear-off, not an overlay. Call us at (877) 588-7942 for a free estimate, and we’ll walk the roof with you before anyone quotes a number.

Why Ridgeway Roof Repair Is Muscoy’s Preferred Roof Replacement Company
Ridgeway Roof Repair does one trade: roofing. No plumbing calls, no siding side-gigs, no split focus between someone’s kitchen remodel and your roof decking. Every technician we send into Muscoy spends their day on roofs, and when a homeowner on Macy Street or around the older homes near the wash asks why a valley is failing, the answer comes from a roofer, not a supervisor reading a script.
We hold a strong local reputation in Muscoy because our inspections are structured and our recommendations are made across seven competing manufacturers, not whatever brand we happen to have in the warehouse that week. Roland Cifuentes, our owner, has built this company around the idea that a homeowner should know what they’re dealing with before they commit. In Muscoy, where many homes have add-ons and older framing, that means careful inspection before any quote.
Our crews reach Muscoy regularly from our Rialto base, and we know the local failure patterns: original wood shake under multiple shingle layers, gravel-surfaced built-up roofs that have heat-cycled for fifty years, and flashing that gave up at the penetrations long before the field looked worn. That local knowledge shapes the scope, and the scope shapes the price.
Styles & brands we work with






Reroofing in Muscoy
Reroofing in Muscoy usually means tearing off everything down to the decking and starting clean. A typical full reroof here runs $11,500 to $21,000 on an 1,100 to 1,800 square-foot single-story home, depending on what the tear-off reveals and whether you’re choosing architectural asphalt shingles or a longer-lead specialty profile. The cost difference is not the labor; the roof decking and material lead times drive the number. When a Muscoy homeowner has three layers of old shingles trapping heat against original wood sheathing, installing a fourth layer is not a repair. It’s a deferred failure.
Tear-Off and Decking Replacement
Most Muscoy reroofs we handle include at least some roof decking replacement. Our crews find rotted sheathing at valleys, around old chimneys, and under unpermitted add-ons where the original roof pitch was not built to carry two or three generations of shingles. Replacing the decking before the new roof goes down costs more on the front end but ends the cycle of overlaying shingles over wood that has already lost its structural integrity.
Material Selection Across Brands
We install and service GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral, so the material recommendation for a Muscoy home comes from the roof’s pitch, exposure, and the homeowner’s actual budget, not from a single-brand sales program. The right material for your roof, not just what we have in stock. On a low-slope section off a Muscoy add-on, that recommendation might mean CertainTeed flat roofing membrane. On the main gable, a GAF architectural shingle with a higher wind rating. One company, one written scope.
Flat Roof Replacement in Muscoy
Flat roof replacement in Muscoy is common because so many of the older homes here were built with low-slope sections over add-ons, carports, or utility rooms. These roofs were typically done as built-up tar-and-gravel systems, and after forty or fifty years of inland heat expansion and the occasional heavy winter downpour, they fail at the seams and flashings, not across the open field. A flat roof replacement on a Muscoy home typically runs $9,000 to $16,000 for a standard 400 to 700 square-foot section, depending on the membrane system chosen and the condition of the underlying structure.
Built-Up Roof Teardown
When we remove an old built-up roof in Muscoy, we almost always find moisture trapped in the layers that the gravel on top hid from view. The gravel absorbs the sun, transfers heat into the membrane, and the membrane cracks at the lap seams. Tearing it off lets us inspect the decking, repair any rot, and install a modern membrane that won’t quietly fail the same way.

New Membrane Systems
We offer several flat roofing membranes, and the choice for a Muscoy home depends on how that section drains and how the homeowner plans to use the space. Modified bitumen handles foot traffic and repairs well on older wood decks. Single-ply systems reflect more heat, which matters on a 100-degree Muscoy afternoon. We’ll show you the trade-offs in writing.
Trusted Brands We Service in Muscoy
We stock local parts for Muscoy customers and order directly from the manufacturers we trust. That lineup includes GAF, CertainTeed, and Owens Corning, so when a homeowner here wants a designer-profile architectural shingle or a specific tile-look profile, we aren’t substituting with whatever the nearest supply house had on the shelf. Seven brands. One recommendation. Yours. The material choice is made with you, not for you, and the lead time on factory orders is locked before we order. We carry the starter strips, ridge vent components, ice and water shield, and flashing accessories that match the system you choose.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Muscoy Homes
- Stacked shingle layers over compromised decking. Muscoy homeowners often inherit two or three layers of shingles over original 1950s or 1960s wood sheathing. The trapped heat bakes the wood, the weight stresses the framing, and the top layer looks worse every summer.
- Original wood shake roofs failing at the flashings. Many homes in the 92405 ZIP still have wood shake or wood shingle roofs under later layers. These fail first around chimneys, skylights, and plumbing boots, and the field shake often crumbles on contact when torn off.
- Gravel-surfaced built-up roofs with hidden moisture. The low-slope sections over Muscoy add-ons and carports were done as tar-and-gravel. The gravel chips hold afternoon heat, the bitumen oxidizes, and by the time a leak shows inside the house, the membrane underneath is holding far more water than a simple patch can fix.
- Unpermitted add-ons with rough roof transitions. Muscoy’s unincorporated status meant a lot of additions went in without formal review. The roof-to-roof connections on those add-ons usually lack proper crickets and flashing, so replacement work has to address the transition, not just the field.
Pricing for Roof Replacement in Muscoy, CA
A full replacement on a typical Muscoy single-story home lands between $9,500 and $22,000. The smaller end covers a straightforward tear-off and architectural asphalt shingle install on a modest footprint with sound decking. The higher end reflects long-lead specialty profiles, heavier flat roof sections, or extensive decking replacement revealed by the tear-off. We price the whole job in writing before ordering materials, so if the tile you want is a six-week factory order, the price and scope are already fixed. You’re not paying for surprises later. Call (877) 588-7942 to schedule a free estimate and get a written line-item quote for your roof.
We Also Serve Cities Near Muscoy
Our crews cover Muscoy and the surrounding communities throughout the inland valley. If you’re in Muscoy, San Bernardino, Rialto, Highland, or Crestline, you’ll get the same Roof Replacement team and the same written scope. We know the different housing stock in each area, and our material recommendations reflect that.
Serving Muscoy, CA — Our Local Coverage Area
We’re based in the Muscoy 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 Muscoy
We inspect the entire roof, including the add-ons, and write the scope so every roof-to-roof transition, valley, and penetration is priced before we order materials. Unpermitted add-ons often have substandard framing and flashing at the intersection with the main roof, so those areas get extra attention during our inspection. The final price includes the repairs needed to tie those sections into the new roof properly. Call (877) 588-7942 for a free inspection and written quote.
In Muscoy we almost always recommend a full tear-off, because most homes here have multiple layers of shingles that trap heat and hide rotted decking. An overlay just adds weight and covers problems; it doesn’t fix them. A full tear-off lets us replace the decking, find any structural issues, and install a roof that will last decades. We’ll give you our recommendation after we walk the roof, and it’ll be based on what’s actually up there.
Factory lead times drive the schedule, not our install crew. A designer-profile asphalt shingle or a specialty tile-look profile can be a four-to-six-week factory order, and the roof can’t go on until the material arrives. That’s why we lock the written scope and price before we place the factory order. Once the material gets to Muscoy, our replacement crew can usually install a standard-size roof in three to five working days.
Yes, because the inland valley gets strong Santa Ana winds through the mountain gaps, and Muscoy sits in that path. A higher wind-rated shingle holds better under those gusts, especially on exposed gable ends. We can show you the wind ratings on GAF, CertainTeed, and Owens Corning architectural shingles and recommend one suited to your roof’s exposure.
We replace flat or low-slope sections with a dedicated membrane system, not shingles, because shingles on a low slope leak regardless of how well they’re installed. The membrane gets its own flashing details at the transitions to the shingle roof, which is where older Muscoy roofs fail. We’ll inspect the drainage and the decking under those sections before we price them.
Written by Roland Cifuentes, Owner at Ridgeway Roof Repair, serving Muscoy and the surrounding communities.