Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Before
After
Before
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Before
AfterRoofers in Ontario, CA
Roofing in Ontario, CA means planning for real heat: summers that sit above 95°F for weeks, Santa Ana winds that tear at loose shingles, and older 1960s-to-1980s tract homes whose rooflines are finally showing their age. We’re Crestview Roofing, and we work across Ontario with a simple promise: a written price before any work starts, a live arrival time you can track, and before-and-after photos on every job. If you’re dealing with a leak, blown-off shingles, or a roof that’s simply at the end of its life, call (325) 246-5075 and we’ll give you the real numbers up front.
Why Ontario Homes Are Different
Ontario’s housing stock leans heavily on two eras: post-war ranch homes built between the 1950s and 1970s, and larger two-story track homes from the 1980s and 1990s across neighborhoods like Creekside, Edenglen, and the areas around Ontario Ranch. The older stock often has low-slope sections over additions or patios, and we regularly find original skip sheathing (the spaced wood boards under old shingles) that needs attention before new material goes on. That matters because Ontario’s weather punishes a roof in two opposite directions: dry, intense UV exposure through summer, then sudden downpours in the winter months that find every weak flashing joint.
Santa Ana winds are the other Ontario reality. Gusts through the Cucamonga corridor hit tile and shingle edges harder than most inland cities, and a roof that was marginal in June becomes an emergency by October. We also see a lot of composition shingle roofs on homes near the 60 and 10 freeways where decades of heat and smog exposure have baked granule layers thin. If you’re in an HOA community like Edenglen, the association may require specific shingle colors or even tile profiles – we pull those requirements before we quote so your price reflects what the HOA will actually approve.
Our Main Ontario Services
Most Ontario homeowners call us for one of two things: a leak that needs finding and stopping, or a roof that has reached the end of its useful life. Here’s how each works.
Roof Repair in Ontario
Most repairs we do in Ontario come down to failed flashing around chimneys, vents, and valleys, or shingles that lifted in a wind event and never sealed back down. Older Ontario homes tend to have more penetrations (the pipes and vents that poke through the roof), and each one is a potential entry point once the sealant dries out in the heat. We quote a written price before we touch anything, and the repair carries our 365-Day Done Right Promise in writing. Roof Repair in Ontario covers exactly what we fix, what it costs, and how we document the work.
Roof Replacement in Ontario
When a Ontario roof is past patching, we replace it down to the deck and build back up with materials from GAF, CertainTeed, and Owens Corning. Why replace rather than keep repairing? Once you’re past roughly 20 years on a composition shingle in the Ontario sun, the granule loss means the shingles can’t reflect heat the way they used to, and you’re paying for the same leaks over and over. We give you a fixed line-item price and photo documentation at every stage. Roof Replacement in Ontario has the full breakdown of options and what they cost.
Roof Installation in Ontario
New construction and major additions in Ontario need a roof installed right the first time, because the city’s inspectors will flag shortcuts and the heat will expose them within a season or two. We install with the same written-price process and the same documentation standard we use on every job. Roof Installation in Ontario walks through what’s involved and what an installation typically costs.
What happens when you call
- 1
A real person answersNo phone trees – you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Ontario
We install and repair roofs using Atlas, Tamko, and GAF materials, with common profiles and colors stocked locally so we’re not waiting on a distribution run for a standard match. That keeps most Ontario jobs moving within days of approval. See our brands for what we carry and why we chose them.
Pricing for Roofers in Ontario, CA
| Service | Typical range in Ontario |
|---|---|
| Minor shingle repair (up to 10 shingles) | $350 – $650 |
| Flashing repair around chimney or vent | $400 – $800 |
| Skylight leak repair (flashing and seal) | $450 – $900 |
| Valley repair (where two roof planes meet) | $550 – $1,100 |
| Roof inspection with written report | $150 – $350 |
| Tile roof repair (broken or slipped tiles) | $400 – $1,200 |
| Gutter replacement (per linear foot) | $8 – $18 |
| Standard shingle roof replacement (per sq. ft.) | $4.50 – $7.00 |
| Tile roof replacement (per sq. ft.) | $9.00 – $15.00 |
| Roof installation on new construction (per sq. ft.) | $5.50 – $9.00 |
What pushes price up in Ontario: two-story access (more staging and safety time), steep pitches on custom homes, HOA-required materials, and old skip sheathing that needs replacing before new shingles go down. Every quote we give is a written price before any work starts – the number on the page is the number on the invoice.
Neighborhoods We Serve in Ontario
We work everywhere in Ontario, from the older pocket near downtown and the historic Euclid Avenue corridor to newer communities like Edenglen, Creekside, and Ontario Ranch. Most of our Ontario crews are based in the Inland Empire, so our typical response window is one business day for a repair visit, and often same-day if you call before noon.
- Edenglen
- Creekside
- Ontario Ranch
- Downtown Ontario / Euclid Avenue corridor
- North Ontario (near the 10 freeway)
Service Area – Cities Near Ontario
Beyond Ontario, we cover the neighboring Inland Empire communities where the weather and housing types are similar and the drive is short. That includes Montclair, CA, Claremont, CA, Upland, CA, and Rancho Cucamonga, CA. Same written pricing, same photo documentation, same 365-Day Done Right Promise.
Serving Ontario, CA – Our Local Coverage Area
We’re based in the Ontario 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 Roofers in Ontario
Most leak calls in Ontario get a visit within one business day, and if you call before noon we can usually get someone out the same day. Call (325) 246-5075 with your address and what you’re seeing, and we’ll give you a live arrival window you can track.
Yes, in communities like Edenglen the HOA often regulates shingle color, material type, and even contractor licensing requirements. We check those restrictions before we quote, so the price we give you reflects what the HOA will actually approve. Call for a free estimate and we’ll pull your community’s rules.
We cover the full city, from Ontario Ranch in the south to the neighborhoods along the 10 freeway in the north. Scheduling and dispatch are coordinated from our Inland Empire office, and our crews work locally in Ontario every week. The same written price applies no matter which part of the city you’re in.
If your roof is leaking, aging, or you just want a straight answer about what it’ll cost, call (325) 246-5075 for your free estimate. We’ll give you a written price, a real arrival time, and photo proof of the work when we’re finished.
What happens when you call
- 1A real person answersNo phone trees - talk to a local roofing pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Ontario Customers Say
"Estimate came in the app with a line-by-line breakdown. Accepted with a tap."
- Raj P."Roof replacement. Crew texted the schedule daily and I could ask questions by message. Done in two days."
- Sandra J."Gutters and drip edge done at the same time. No extra trips."
- Mia R.