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ASPHALT SHINGLE ROOF REPLACEMENT · SOUTHWEST AUSTIN 78749

Asphalt Shingle Full Roof Replacement in Southwest Austin, TX (78749)

After this Southwest Austin (78749) homeowner noticed roof leaks following heavy rain, our inspection found age-related deterioration that made a full roof replacement the most reliable fix. We installed a complete laminated architectural shingle system, upgraded the ridge ventilation, and replaced 14 sheets of damaged decking, all completed in a single day. Built to protect the home from intense Texas sun, heavy rain, hail, and high winds.

Get a Free Roof Leak Inspection

Roof leaking or showing its age in Southwest Austin? We will inspect your roof, find the source, and send a detailed, no-pressure quote, usually within 24 hours. No deposit required.

Roof replacement in progress on a brick house; workers on the roof with ladders and construction materials in the yard.

SOUTHWEST AUSTIN, TX 78749

Why Is My Roof Leaking?

This homeowner began noticing signs of roof leaks after heavy rain and scheduled a professional inspection to find the source. While some roof leaks can be repaired, the inspection revealed multiple areas of age-related deterioration that made a full roof replacement the most reliable long-term solution.

 

One of the most common reasons roofs leak in Southwest Austin is that roofing materials gradually wear down from years of intense Texas sun, heavy rain, hail, strong winds, and temperature swings. Over time shingles crack, curl, or lose granules, while flashing around chimneys, valleys, skylights, and plumbing vents begins to fail.

 

Rather than continuing to patch isolated leaks, the homeowner invested in a complete roof replacement to eliminate the underlying issues and restore the home’s weather protection, curb appeal, and peace of mind during Central Texas storm season.

WHAT WE DID

Our Full Roof Replacement Scope in Southwest Austin

01

Tear Off to the Decking

We protected the landscaping, siding, windows, and property, then removed all existing shingles and roofing materials down to the roof decking.

02

Inspect & Replace Decking

We inspected the deck for water damage, rot, and deterioration, then replaced 14 sheets of damaged decking to create a solid foundation.

03

Underlayment & Ice/Water Shield

We installed premium synthetic underlayment plus ice-and-water shield in the valleys and around vulnerable roof penetrations.

04

Flashing, Drip Edge & Penetrations

We replaced worn flashing at transitions, chimneys, and vents, installed new drip edge, and replaced pipe jack flashings and aging accessories.

05

Architectural Shingles & Ridge Vent

We installed new laminated architectural shingles with manufacturer-approved fastening, ridge-cap shingles, and an enhanced ridge ventilation upgrade.

06

Cleanup & Final QC

We hauled away debris, ran a magnetic nail sweep, and completed a final quality-control inspection to confirm a watertight roof.

WHY IS MY ROOF LEAKING?

Common Causes of Roof Leaks in Southwest Austin

Most roof leaks in Southwest Austin trace back to materials that have worn down after years of intense sun, heavy rain, hail, strong winds, and temperature swings. As shingles age, they crack, curl, and lose the protective granules that shield the roof from water.

 

Leaks also commonly start where the roof is sealed against other surfaces. Flashing around chimneys, valleys, skylights, and plumbing vents can fail, and deteriorated pipe jack flashings, exposed fasteners, damaged underlayment, or poor attic ventilation can all let water in. In many cases the source is not visible from the ground, which is why a professional inspection is the only reliable way to find it.

 

When leaks come from widespread, age-related wear rather than one isolated spot, a full roof replacement is usually more reliable and cost-effective than continuing to patch individual leaks.

WHAT WE FOUND UNDER THE SHINGLES

What Happens When Damaged Roof Decking Is Found?

Roof decking is the wood layer beneath the shingles, and because it is hidden it cannot be fully inspected until the old roof is removed. On this Southwest Austin project, 14 sheets of damaged decking were discovered after tear-off and replaced for $1,050, creating a strong, structurally sound foundation for the new roof.

 

Catching a roof leak early matters. Stopping moisture before it soaks into the deck, attic, insulation, or interior ceilings can prevent thousands of dollars in additional repairs. A small leak left untreated can eventually lead to widely rotted decking, mold growth, damaged insulation, and costly structural repairs.

 

Installing new shingles over deteriorated decking can cause soft spots, loose fasteners, and future leaks, so replacing the damaged wood first protects the new roofing system and supports the manufacturer’s warranty.

How Much Does a Roof Replacement Cost in Southwest Austin, TX?

The total investment for this Southwest Austin (78749) roof replacement was $16,335. The project covered a complete tear-off and replacement of approximately 28.94 squares of laminated architectural asphalt shingles, an enhanced ridge ventilation upgrade, and the replacement of 14 sheets of damaged roof decking discovered after the old roof was removed.

Cost FactorDetail
Base roof replacement (~28.94 squares, laminated architectural shingles)$14,850
Enhanced ridge ventilation upgrade$435
Damaged roof decking replaced (14 sheets)$1,050
Total Project Cost$16,335

The base price included removal and disposal of approximately 28.94 squares of existing shingles and underlayment, a new laminated architectural shingle system, ice-and-water shield in the valleys, new starter shingles, drip edge, roof vents, and pipe jack flashings, plus complete cleanup and a magnetic nail sweep. Roof replacement costs in Southwest Austin vary based on roof size, pitch, accessibility, material selection, ventilation upgrades, flashing details, and decking repairs. The best way to get an accurate price is an on-site inspection and a detailed written estimate.

THE DRIFTWOOD DIFFERENCE

A Complete Roofing System, Installed in a Day

We installed a complete laminated architectural shingle system, not just a layer of new shingles, and finished the job in a single day. For over 20 years, Austin-area homeowners have trusted Driftwood Builders Roofing for clear communication, dependable workmanship, and standing behind every roof we install.

Project Specifications & Details

Southwest Austin Full Roof Replacement

SpecificationDetails
Service PerformedFull asphalt shingle roof replacement (tear-off)
Project LocationSouthwest Austin, TX (78749)
Reason for ReplacementRoof leaks from age-related deterioration
ShinglesLaminated architectural asphalt shingles
Roof Size~28.94 squares (complete tear-off and replacement)
UnderlaymentSynthetic underlayment + ice & water shield in valleys
VentilationEnhanced ridge ventilation upgrade
Decking14 sheets of damaged decking replaced
Edge & PenetrationsNew drip edge, roof vents, and pipe jack flashings
Total Project Cost$16,335 ($14,850 base + $435 ridge vent + $1,050 decking)
TimelineCompleted in a single day
ContractorDriftwood Builders Roofing, 20+ years in Central Texas

Before · During · After

Before

During

After

What Our Customers Say

We are large enough to get the job done right, yet small enough to provide old-fashioned customer service. Here is real feedback from the Southwest Austin homeowner whose roof we replaced in a single day.

Derrick Giles
Had a great experience working with Driftwood Builders Roofing. I felt very informed every step of the way. They also delivered on great service and execution. Highly recommend. The team was done in a day and cleaned up before leaving.

Our Roof Replacement Process in Southwest Austin

1. Free Leak Inspection

We inspect the full roofing system, find the source of the leak, and document the condition with photos so you know exactly what we find.

2. Honest Quote

We provide a detailed written estimate and explain whether a targeted repair or a full replacement is the better long-term solution for your roof.

3. Tear-Off & Replacement

We tear off to the decking, replace any damaged wood, and install your new laminated architectural shingle system, often in a single day.

4. Final Check & Cleanup

We run a magnetic nail sweep, complete a final quality-control inspection, and leave the property clean.

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Roofing Tips & Education

Roof Replacement FAQ for Southwest Austin (78749)

How much does it cost to replace roof decking?
We charge $100 per sheet.

On average, decking replacement runs roughly $3–$6 per square foot, depending on the extent of damage and decking material used.

Roof replacement cost depends on roof size, pitch, accessibility, material, ventilation upgrades, flashing, and decking repairs. This Southwest Austin roof replacement totaled $16,335: $14,850 for the base replacement of about 28.94 squares, $435 for an enhanced ridge ventilation upgrade, and $1,050 to replace 14 sheets of damaged decking. An on-site inspection and written estimate are the best way to get an accurate price.
Roof decking is the wood layer beneath the shingles that the roofing system is fastened to. It is hidden until the old roof is removed, so damaged sheets are often found during a replacement. Installing shingles over deteriorated decking can cause soft spots, loose fasteners, and future leaks, so damaged wood is replaced first. On this project, 14 sheets were replaced for $1,050.
Because decking is covered by the shingles, it usually cannot be fully evaluated until the old roof is torn off. Signs that may point to decking damage include sagging areas, soft spots, interior water stains, and long-standing leaks. The deck is inspected after tear-off, and any damaged sheets are documented and replaced before the new roof goes on.
What is an enhanced ridge ventilation upgrade?
Ridge ventilation runs along the peak of the roof and lets hot, humid air escape the attic. An enhanced ridge ventilation upgrade improves attic airflow, helps control heat and moisture, and can extend the life of the roofing system. On this project the ridge ventilation upgrade was $435.
Many residential asphalt shingle roof replacements are completed in a single day, as this Southwest Austin project was. Larger, steeper, or more complex roofs can take longer, and weather, decking repairs, and material availability can also affect the timeline.
Yes. Stopping moisture before it soaks into the deck, attic, insulation, or interior ceilings can prevent thousands of dollars in additional repairs. A small leak left untreated can lead to widely rotted decking, mold growth, damaged insulation, and costly structural repairs. Early action on this project limited the decking damage to 14 sheets.
Flashing seals the roof where it meets other surfaces, such as chimneys, valleys, skylights, and plumbing vents. Over time it can corrode, loosen, or pull away, allowing water to enter. Deteriorated pipe jack flashings and exposed fasteners are especially common leak points and are replaced during a full roof replacement.
Homeowners should consider a roof inspection at least once a year and after major storms, high winds, or heavy hail. Regular inspections can catch loose shingles, failing flashing, deteriorated sealant, ventilation problems, and small leaks before they become expensive repairs.

Signs include sagging spots on the roof, soft or spongy areas when walked on, visible water stains in the attic, or rotted/discolored wood once the shingles are removed.

Is Your Southwest Austin Roof Leaking?

Noticing leaks after heavy rain, an aging roof, or just ready for a new one? Get the same fast, honest service and dependable workmanship we delivered on this Southwest Austin replacement, finished in a single day. Book your free, no-obligation roof inspection today.

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