Metal roofing
Architectural shingles
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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roofing Company Across Kirby
Roofing problems in Kirby don’t wait, and neither should you. A roof inspection in Kirby typically costs $150 – $350, a standard shingle roof replacement runs $7,800 – $14,600 depending on square footage and decking condition, and targeted repair work like sealing nail pops or replacing a few lifted shingles usually lands between $350 – $900. We move quickly on wind and hail damage because we know Kirby’s east-side ranches and west-side infill builds fail in different ways, and waiting a week for a diagnosis often means the difference between a repair and a decking replacement. Call (254) 276-4369 and a live person answers, day or night. We’ll schedule a Roofing Company visit on your schedule, and you’ll know exactly who’s coming to your door before they arrive.
Why Mercer Roofing Co San Antonio Is Kirby’s Preferred Roofing Company
Kirby Roof Repair is serious business at Mercer-we treat the person opening the door with the same seriousness as the roof we’re about to walk on. Every Mercer technician is background-checked under the Threshold Verified standard, arrives in a clean marked uniform, and presents a photo ID badge before stepping inside or onto your property. We send your technician’s name and photo to you ahead of the visit, so there’s no stranger-at-the-door moment. That matters in Kirby, where many residents are home alone during the day, raising young kids, or retired and cautious about who they let into their yard.
Our crews know Kirby’s specific housing patterns. We’ve worked ranches off Ackerman Road and infill builds near the eastern boundary, and we understand how clay-rich soils and decades of Texas sun affect roof framing here differently than in San Antonio or Schertz. Dispatch is coordinated through our San Antonio office, but the people on your roof live and work in this metro. Kirby customers regularly tell us the same thing: the written price, the badge at the door, and the 365-Day Done Right Promise are why they chose Mercer. No surprises, no pressure, no vague handshake promises. Just straight answers and a roof that sheds water.
Styles & brands we work with






Free Roof Estimate in Kirby
A Free Roof Estimate in Kirby from Mercer Roofing includes a full walkover inspection, a written line-item quote, and clear notes on what condition your decking, flashing, and underlayment are actually in. You’ll know what needs attention now, what can wait, and what it costs in real dollars before any work is approved. No estimator will ask for a deposit to “hold the price.” No one will start work without a signed written agreement. For Kirby homeowners comparing contractors, this report is the single most valuable document you can get, because it tells you which builder-era defects exist on your specific home.
What We Check on a Kirby Estimate
On every estimate, we look at decking thickness and fastener count, because pre-1970 ranch homes in Kirby were sometimes built with 3/8-inch plywood and three nails per shingle. That’s a real deficiency that shows up as nail pops and lifted shingles after wind events. We also check attic ventilation, especially on 1990s – 2000s homes where builder-grade architectural shingles were installed over inadequate intake and exhaust. Heat and moisture trapped in those attics ages shingles prematurely and can void manufacturer warranties.
Written Price, Before Anything Else
You get a written price before any work starts. Always. The number includes materials, labor, decking repair if needed, flashing replacement, and disposal. If something changes during the job, we put the change in writing and get your sign-off first. Kirby homeowners tell us this is the reason they stop shopping after the first call.
Roofing Contractor in Kirby
When you hire a Roofing Contractor in Kirby, you’re hiring someone to solve a problem permanently, not patch over it until the next storm. Our approach is diagnosis-first. On a typical Kirby ranch from the 1960s or 70s, that means pulling back a shingle or two to inspect decking, checking fastener patterns, and looking for the subtle leaks that start when clay soil movement stresses roof framing. On newer builds, it means measuring attic temperature and airflow before recommending any shingle upgrade, because no architectural shingle survives long over a ventilation-starved attic.
Roof Repair Done Right in Kirby
Repair work in Kirby often centers on nail pops, lifted shingles, and flashing failures around vents and chimneys. These are not cosmetic issues. A lifted shingle on a low-slope ranch roof lets water sit against the fastener line, and that’s how soft decking starts. Every repair we do includes a written guarantee, and if the repair fails within 365 days, we come back at no charge. That’s the Done Right Promise, and it’s in writing on every invoice.
Full Roof Replacement in Kirby
A full replacement in Kirby runs $7,800 – $14,600 for a typical single-story ranch, depending on square footage, decking condition, and whether you choose architectural or premium shingles. We specify decking replacement where pre-1970 homes need it, and we address ventilation on every 1990s – 2000s home before we lay new shingles. Skipping these steps is how callbacks happen. We don’t skip them.
Trusted Brands We Service in Kirby
We install and repair shingle systems from GAF, CertainTeed, and Owens Corning, with full manufacturer installation specs followed on every job. For Kirby homeowners, that matters because the local stock of GAF Timberline HDZ and CertainTeed Landmark shingles means we’re not waiting on a distributor three days out when your roof is open after a storm. We also work with metal and tile systems where the home calls for it. Ask us during your estimate which brand fits your roof’s slope, your neighborhood’s HOA requirements, and your budget. We’ll give you the trade-off in plain English, not a sales pitch.
See the difference
Before
After
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After
Before
AfterCommon Roofing Company Problems We See in Kirby Homes
- Rusty nail pops on east-side ranches. Pre-1970 homes off Ackerman Road and surrounding blocks often have thin plywood decking and three-nail shingle patterns. After a wind event, nails back out and shingles lift, and homeowners mistake it for storm damage when it’s really the original roof reaching the end of its structural life.
- Ventilation-starved architectural shingles on 1990s – 2000s builds. Builder-grade homes in Kirby’s newer subdivisions often got 30-year architectural shingles over minimal ridge and soffit ventilation. Heat and moisture build up, granule loss accelerates, and the shingle warranty is voided by the manufacturer before the roof is ten years old.
- HOA color and material conflicts. Some Kirby master-planned communities have architectural review rules about shingle color, material, and even tear-off scheduling. We help homeowners submit the right paperwork so materials don’t get rejected after they arrive on site.
- Clay-soil movement stressing roof framing. The expansive clay soils under much of Kirby’s residential land expand and contract with moisture. Over decades, that movement can pull roof framing slightly out of alignment, creating hairline gaps that leak slowly. A quick tar-patch won’t fix it; a proper inspection will find it.
Pricing for Roofing Company in Kirby, TX
Here are real numbers for Kirby’s market, based on what we’ve quoted across the area. A roof inspection runs $150 – $350. Targeted repair like nail pop sealing or small shingle replacement costs $350 – $900. Re-decking a section of pre-1970 roof adds $1,800 – $3,400 depending on square footage and rafter condition. A full architectural shingle replacement on a typical single-story ranch lands between $7,800 – $14,600. Standing-seam metal on the same footprint starts around $18,000 and goes up from there. What moves the number: decking condition, roof plane complexity, ventilation upgrades, and HOA-required materials. You’ll get a written line-item quote at your free estimate, and that number is what you pay. If we find decking that must be replaced after tear-off, we stop, document it, and get your written approval before proceeding. Call (254) 276-4369 for an exact quote on your Kirby home.
We Also Serve Cities Near Kirby
Beyond Kirby, our crews work regularly in San Antonio, Schertz, Cibolo, and Boerne. If you own a home in one of those communities and want the same photo-badge-at-the-door standard and written pricing, the same team serves you. Call and we’ll route a technician to your neighborhood.
Serving Kirby, TX - Our Local Coverage Area
We’re based in the Kirby 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 Roofing Company in Kirby
East-side Kirby ranches built before 1970 usually have thinner decking and fewer fasteners, so hail impact shows up as nail pops, lifted shingles, and soft decking rather than just cosmetic granule loss. West-side and newer builds tend to show cleaner hail hits over sturdier sheathing, but they often hide ventilation problems that shorten shingle life. If you’re on the east side, don’t settle for a quick patch estimate. Get the decking inspected. Call (254) 276-4369 for a free estimate that includes decking assessment.
Maybe. If your attic ventilation is poor, those builder-grade architectural shingles are aging faster than their rating suggests, and by the time they leak, you may also have decking damage. A $150 – $350 inspection that includes attic airflow measurement will tell you if you’re fine as-is or better off replacing before a leak forces your hand. We’ll write it up either way, with no obligation to buy the replacement from us. Call (254) 276-4369 to schedule.
If your Kirby home is still under a builder structural warranty, roof work done by an outside contractor generally does not void the structural coverage, but you should document everything. We provide written condition reports, photos, and a written scope that your builder can review. Some warranties also require that manufacturer specs be followed exactly, which is what we do anyway. Ask us to include warranty-safe documentation in your free estimate.
Most Kirby master-planned HOAs require architectural review committee approval before you change shingle color or material type. The process usually takes 10 – 30 days. We help you identify the correct form, attach manufacturer color samples, and submit the application. Don’t order materials until the approval letter is in hand. We’ve seen projects stall because a homeowner bought shingles first and got rejected after delivery.
Clay soils expand when wet and shrink when dry, and over decades that movement can shift roof framing slightly, opening hairline gaps at flashing points and ridge lines. A good roofer checks for subtle framing movement, not just shingle condition. If we see evidence of soil-related stress, we document it and recommend whether structural reinforcement or simple flashing correction is the right next step. An inspection is $150 – $350, and you’ll know what you’re dealing with. Call (254) 276-4369 for your free estimate.
Kirby’s split housing stock means roofers here have to know two different failure patterns and not treat every home like a San Antonio subdivision build. On a 1968 ranch near Ackerman Road, our crew found rusty nail pops and lifted shingles after a spring hailstorm; the original roof had only three nails per shingle over 3/8-inch plywood decking. We replaced the decking in the worst bays, installed GAF Timberline HDZ architectural shingles with a full starter strip and ice and water shield in the valleys, and added a ridge vent to correct the ventilation shortfall that had worsened the deterioration. That job is why we don’t skip the decking inspection on any pre-1970 Kirby home, ever.
If you’re in Roofing Company in Kirby and you want a roofer who sends a name and photo before the visit, badges at the door, and puts every price and guarantee in writing, call (254) 276-4369 now. A live person answers. Your free estimate is scheduled on your terms, and you’ll know exactly what you’re paying before a single nail is driven.
Written by Grant Whitlock, Owner at Mercer Roofing Co San Antonio, serving Kirby and the surrounding metro with the Threshold Verified standard on every visit.