Downey Roof Pros provides professional roofing services in Commerce, CA — Los Angeles County, population 12,378. From residential roof installation and commercial roof installation to wind damage roofing, our insured team serves Commerce homes and businesses.
Commerce property owners near the Citadel Outlets, the Commerce Casino count on Downey Roof Pros for roofing contractor in Commerce. We bring the same roofing work we are known for in Downey to every job in Commerce, backed by our workmanship guarantee and a free estimate.
Call (877) 652-4404 for a free roofing estimate in Commerce, or request a quote below. We respond fast and there is no obligation. Se habla español.
Roofing in Commerce, CA
Three thousand three hundred eighty-one. That is every housing unit in the City of Commerce, spread across 6.5 square miles that are otherwise warehouse, retail and rail. Fewer homes sit inside this city than inside a single Downey census tract, and any roofer telling you Commerce is a big residential market has not looked.
The homes that are here are old and clustered. Of those 3,381 units, 887 came out of the 1940s and 877 out of the 1950s, better than half the stock in two decades, with a citywide median year built of 1957. Only eight are mobile homes. About 55 percent of 3,307 occupied units are owner-occupied.
So we treat Commerce as two markets that happen to share a name. On the residential side it is small, old, detached housing with the ordinary southeast county inventory of coolers, flues and vents. On the industrial side it is acres of low-slope membrane where every leak we chase starts at a curb or a line set.
The industrial side is where the volume is, and it behaves differently. Nobody notices a warehouse leak until it lands on a pallet, by which point the water has traveled thirty feet along a purlin from a curb somebody caulked in 2009. Leak surveys on roofs that size are about elimination, not about intuition.
Working the area around the Citadel Outlets and the Commerce Casino, curb rebuilds and membrane tie-ins account for most of our hours. Equipment gets set on curbs with removable counterflashing so the next service call does not mean cutting the roof, and pitch pans get replaced with welded boots rather than topped up.
Commerce sits in climate zone 8. On a nonresidential or multifamily reroof the 2025 Energy Code's prescriptive cool-roof requirements engage above a 2,000-square-foot threshold, which most buildings here clear on a single bay. On a single-family house the trigger is different and it is not square footage at all.
That single-family trigger is more than half the roof being replaced, and it is worth stating plainly because the two get confused constantly, including by people who should know better. Roughly 77 percent of Commerce residents over five speak Spanish at home, and the estimate, the change orders and the written warranty go out in whichever language the conversation started in.
The roofing jobs Commerce calls us for
Downey Roof Pros covers the same range of work in Commerce that we do in Downey — nothing is carved out because the address is a few miles up the road:
- Roof Replacement — A tear-off is the one day in a roof's life when every opening in it is reachable at once. We plan Downey replacements around that fact: which vents stay, which dead openings get decked over, and which flashings get rebuilt instead of reused.
- Roof Repair — A Downey repair is almost never about the shingle field. It is about an opening somebody else flashed in a different decade, and the only question worth answering is whether closing it buys you years or buys you one dry season.
- Asphalt Shingle Roofs — Asphalt shingle is the right covering for most Downey houses, and it very rarely fails as a shingle. It fails at the interruptions.
- Cool Roof Installation — Downey is climate zone 8, the reflectance requirement applies on a re-roof, and the most popular way out of it is a number that nobody on the job has actually added up. The exemption is Exception 3: a roof construction weighing at least 25 pounds per square foot is excused from the reflectance and emittance minimums.
- Fascia & Soffit — Rotten fascia is almost never the fascia's fault. It is a receipt for something that failed further up the roof, and replacing the board without finding that cause just buys you a fresh board to ruin over the next few winters.
- Flat & Low-Slope Roofing — The flat roofs we work on in Downey are mostly small: a rear addition, a garage, a porch, a bay over a laundry room. Small area, and a startling number of holes in it, because that is exactly where the house chooses to put its equipment.
See the full list of Downey services, or call (877) 652-4404.
About Commerce, CA — and why local matters here
Commerce sits in Los Angeles County with a population of roughly 12,378, close enough to Downey that crews move between the two constantly. Local landmarks and corridors residents know well include the Citadel Outlets, the Commerce Casino.
Local knowledge is not a marketing line here. Commerce properties share soil, weather, permit rules and construction eras with the rest of Los Angeles County, and a roofing contractor who works the area weekly already knows what fails locally and what holds up. That is the difference between a bid and an accurate bid.
Getting a free estimate in Commerce
Call (877) 652-4404 or send the form and we schedule a site visit in Commerce, usually within a couple of days. You get a written, itemized free estimate with materials and scope spelled out — no verbal ballpark, no pressure, and no charge whether you hire us or not. Se habla español.
We also serve Montebello, CA and the rest of the Gateway Cities. Everything starts at the Downey Roof Pros homepage.
Popular services in Commerce: Residential Roof Installation and Commercial Roof Installation.
We also serve Montebello, CA and the Gateway Cities.