The Roof That Looks Great Until It Doesn’t
Cedar shake roofing is one of the most visually striking choices available. The rich, layered texture of hand-split cedar gives a home a character that asphalt shingles simply can’t replicate. Architects love it. Real estate photographers love it. Homeowners in historic Augusta neighborhoods love it.
What those same homeowners sometimes discover too late is that cedar shake and the CSRA’s climate are not natural allies. High humidity, summer heat that routinely pushes past 95°F, and seasonal moisture swings create conditions that accelerate the very problems cedar is prone to — splitting, warping, moss, and rot. Understanding that tension before you commit to a material is the difference between a satisfying roof investment and an expensive lesson.
This comparison is built on field experience, not manufacturer brochures. The goal is to give you a straight read on both options so you can make a decision that holds up over time.
What Cedar Shake Roofing Actually Delivers
The Aesthetic Case for Cedar
No composite product on the market fully replicates the dimensionality of real cedar shake roofing. The irregular thickness, the natural grain variation, the way the wood weathers to a silvery-gray over time — these qualities give a home a sense of craftsmanship and permanence that synthetic materials approximate but don’t quite match.
For homes in older Augusta neighborhoods or properties where curb appeal is tied directly to resale value, that aesthetic difference is real and worth pricing into your decision. Some historic districts and high-end communities also have architectural guidelines that favor or require natural wood roofing, so check local requirements before ruling it out.
Longevity — With Conditions
A well-installed cedar shake roof in a dry, moderate climate can last 30 years or more. In Augusta? The realistic lifespan without diligent maintenance is closer to 15 to 20 years. With consistent upkeep — annual cleaning, periodic fungicide treatment, and prompt replacement of cracked or split shakes — you can push that toward 25 years. But that maintenance is non-negotiable, not optional.
The wood itself is naturally resistant to insects and has decent insulating properties compared to asphalt. Those are genuine advantages. They just don’t cancel out the vulnerabilities that humid Southern climates create.
The Real Cost of Cedar Over Time
Material and installation costs for cedar shake roofing typically run between $600 and $900 per square (one roofing square equals 100 square feet), depending on shake grade and installation complexity. A typical residential roof in the Augusta area — say, 2,000 to 2,500 square feet of living space — often translates to 25 to 35 roofing squares, putting installation in the $15,000 to $31,000 range before any specialty underlayment or code requirements are factored in.
Add annual maintenance costs of $300 to $600 per year if you’re doing it properly, and cedar becomes a significant long-term financial commitment. That’s not a reason to dismiss it — it’s a reason to go in with eyes open.
What Composite Roofing Brings to the Table
Engineering That Fits Southern Conditions
Composite roofing products — engineered from a blend of recycled materials, fiberglass, and polymer resins — were specifically designed to handle the performance gaps that natural wood leaves open. They resist moisture absorption, won’t split or warp under heat stress, and don’t provide the organic matter that moss and algae need to take hold.
In the CSRA’s climate, those aren’t minor perks. They’re the features that determine whether your roof is still performing well a decade from now or generating repair calls every spring.
Longevity and Manufacturer Warranties
Quality composite roofing products commonly carry manufacturer warranties of 30 to 50 years, and some premium lines offer lifetime limited warranties. Actual field performance in humid Southern climates consistently runs 25 to 40 years with minimal maintenance — a meaningful gap compared to cedar’s realistic lifespan under the same conditions.
Composite materials are also Class A fire-rated as a standard, whereas cedar shake roofing requires fire-retardant treatment to reach that rating. For homeowners, that distinction can affect insurance premiums in ways worth asking your carrier about before choosing a material.
The Cost Math on Composite
Composite roofing installation typically runs $400 to $700 per square, depending on the product tier and roof complexity. On the same 25 to 35 square roof, that’s a range of roughly $10,000 to $24,500. Lower upfront cost, lower annual maintenance burden, and longer realistic lifespan — the math generally favors composite over cedar when you run a 20-year projection.
That said, not all composite products are equal. The difference between a mid-tier composite shingle and a premium shake-profile composite can be $150 to $200 per square, and the visual difference is significant. Paying for quality at the upper end of the composite range is usually worth it for homeowners who want both performance and a refined look.
How Augusta’s Climate Tips the Scales
Augusta sits in USDA hardiness zone 8a, with average summer humidity routinely exceeding 70% and annual rainfall in the 45-inch range. Those numbers matter because wood roofing absorbs and releases moisture with every weather cycle — expansion when wet, contraction when dry. Over years, that cycle causes splitting, loosening of fasteners, and gaps that invite water infiltration.
Algae and moss growth is another climate-specific concern. Shaded sections of cedar roofs in the CSRA can develop visible biological growth within three to five years of installation if not actively treated. Composite roofing, by contrast, doesn’t support that growth the same way and many products include algae-resistant additives baked into the material itself.
For homeowners in Evans or anywhere across the CSRA, the practical takeaway is this: cedar requires you to stay on top of it. Composite gives you more margin for error.
Maintenance Demands Side by Side
Cedar shake roofing requires annual inspection and cleaning, periodic pressure washing (done carefully — too aggressive and you damage the wood), fungicide and sealant treatments every few years, and individual shake replacement as cracking or splitting appears. A maintenance-conscious homeowner treating cedar like the high-performance natural material it is will spend several hundred dollars a year and several hours of coordination with a contractor.
Composite roofing maintenance is considerably lighter. An annual inspection to check for physical damage, clear debris from valleys, and confirm flashings are sealed is typically all that’s required. Most homeowners with composite roofs go years between any maintenance expense at all beyond that inspection.
What Contractors Don’t Always Tell You About Cedar
The installation quality gap on cedar shake roofing is wider than on most other materials. Proper cedar installation requires correct spacing for drainage, appropriate underlayment for humid climates (breathable synthetic underlayments significantly outperform traditional felt under cedar in the South), and fastener selection that won’t accelerate wood splitting. Cut corners on any of those details and a 20-year roof becomes a 10-year problem.
Penn Roofing has been serving Augusta and the surrounding CSRA since its founding, and in that time we’ve seen plenty of cedar roofs that failed prematurely — not because cedar is a bad material, but because the installation didn’t account for how the material behaves in a humid Southern climate. That knowledge gap is where homeowners often pay the price.
Contractors licensed in Georgia and carrying proper liability and workers’ compensation coverage aren’t just regulatory boxes to check — they’re your financial protection when something goes wrong. Penn Roofing holds a Georgia State License, full liability insurance, and workers’ compensation coverage, and is a recognized Owens Corning Roofing Systems Partner. Those credentials exist precisely for scenarios where the details of installation and accountability actually matter.
Which Option Is Right for Your Home?
Cedar shake roofing makes sense when aesthetics are a primary driver, your home is in a setting where natural wood is architecturally appropriate, you have the budget for both premium installation and ongoing maintenance, and your roof has adequate ventilation and slope to support good drainage. It’s a beautiful, time-tested material — just not a low-effort one.
Composite roofing is the stronger practical choice for most Augusta-area homeowners weighing long-term performance, maintenance simplicity, and cost efficiency. The best premium composite products have closed most of the aesthetic gap with natural cedar, and the performance advantages in a humid climate are real and measurable.
- Choose cedar shake if architectural authenticity is non-negotiable and you’re committed to the maintenance schedule it demands.
- Choose composite if you want a roof that performs reliably in Southern conditions without requiring annual intervention to stay healthy.
Getting the Decision Right the First Time
A roof replacement is a 20- to 30-year commitment. Spending time on material selection upfront — and choosing a roofing contractor who understands how Augusta’s specific weather patterns affect each material option — protects that investment from the start. Penn Roofing offers free roof inspections that include a genuine assessment of your current roof’s condition and honest guidance on which materials make sense for your specific home and situation.
Both cedar shake and composite roofing can serve Augusta homeowners well. The difference is knowing which one fits your home, your maintenance habits, your budget, and the climate you’re actually living in — not the idealized version on a manufacturer’s spec sheet.
Your roof is one of the largest financial decisions you’ll make as a homeowner. Get a qualified, local assessment before committing to either direction.
Written by the Penn Roofing team — locally owned and operated roofing specialists serving the CSRA, holding a Georgia State License and membership in the National Roofing Contractors Association.
Schedule your free roof inspection with Penn Roofing at pennroof.com and get a straight answer on which material is right for your home.
