Replacing siding is a major investment, so it’s no surprise that homeowners often ask, “How long does siding really last?” The answer depends on a few factors, especially the type of siding material you choose and how well it’s maintained.
In Denver, where the weather can range from sunny 70s to snowy subzeros in a matter of days, the lifespan of your custom siding can vary even more. Let’s break down what to expect from different siding types, signs your siding may be wearing out, and how to get the most out of your investment.
Factors That Affect Siding Longevity
Before we get into the lifespan of each material, it’s important to understand what affects siding durability:
- Climate exposure – Denver’s freeze-thaw cycles, hailstorms, and intense sun can age siding faster than in milder climates.
- Installation quality – Even the best materials won’t last if poorly installed.
- Maintenance habits – Regular cleaning and timely repairs go a long way.
- Material quality – Premium siding often comes with longer warranties and better performance ratings.
- Pests and moisture – Woodpeckers, insects, and trapped moisture can shorten siding life quickly.
Lifespan of Popular Siding Materials
Vinyl Siding: 20–40 Years
Vinyl is one of the most popular siding materials in the U.S. because it’s affordable, low-maintenance, and resistant to pests and rot. In Denver, where UV exposure is higher due to altitude, vinyl’s color can fade more quickly if not UV-stabilized.
- Pros: Inexpensive, low maintenance, moisture-resistant
- Cons: Can crack in extreme cold, fade under sun, not the most impact-resistant
- Tips: Choose insulated vinyl and high-grade UV-resistant panels for better longevity.
Fiber Cement Siding: 30–50+ Years
Fiber cement (like James Hardie siding) is made of cement, sand, and cellulose fiber. It’s prized for its resistance to fire, moisture, and insects, making it a great fit for Colorado’s wildfire-prone areas and varied seasons.
- Pros: Extremely durable, low maintenance, weather-resistant
- Cons: Heavier to install, slightly more expensive upfront
- Tips: Keep up with caulking and paint every 10–15 years to maximize lifespan.
Engineered Wood/Composite Siding: 20–30 Years
Engineered wood siding offers the natural beauty of wood without the maintenance headaches. It’s treated to resist rot and insects, but still needs protection from moisture and sun damage.
- Pros: Wood look without full maintenance, lighter and easier to install
- Cons: Prone to moisture issues if improperly installed or maintained
- Tips: Ensure proper flashing and sealing; repaint or reseal as needed.
Natural Wood Siding: 15–30 Years
While not as common today, some Denver homeowners still choose cedar or redwood siding for their natural charm. Wood is beautiful but requires the most care to avoid rot, warping, or pest issues.
- Pros: Timeless look, renewable material
- Cons: High maintenance, not ideal for all climates
- Tips: Paint or stain every few years and watch closely for moisture intrusion.
Metal Siding (Steel or Aluminum): 30–50 Years
Metal siding is incredibly durable and weather-resistant, which makes it a strong contender for homes in areas that experience hail or high winds.
- Pros: Long-lasting, fire-resistant, recyclable
- Cons: May dent, limited style options
- Tips: Look for coated options to prevent rust; keep an eye on seams and fasteners.
Signs Your Siding Might Be Nearing the End
Not sure if your current siding is still doing its job? Here are some common red flags that indicate it may be time for replacement:
- Warping or buckling panels
- Cracks, holes, or missing sections
- Faded or peeling color
- Moisture damage or mold
- Rising energy bills
- Pest damage or insect nests
- Interior wall damage, like peeling paint or warped drywall
Even if only a section of your siding is showing signs of wear, it’s often smarter to evaluate the whole system. Piecemeal repairs can sometimes cost more long-term if underlying damage goes unnoticed.
How to Extend the Life of Your Siding
Even in Denver’s challenging climate, you can extend your siding’s life with a few proactive steps:
- Keep it clean – Hose it down annually and gently scrub off mold, mildew, or dirt.
- Check for damage regularly – Especially after storms or hail.
- Seal and paint as needed – This applies mostly to wood and fiber cement.
- Ensure proper drainage – Clear gutters, downspouts, and direct water away from the siding.
- Get professional inspections – A pro can spot damage early and recommend solutions before it becomes costly.
Energy Efficiency & Lifespan Go Hand-in-Hand
New siding isn’t just about protection and looks. It can help improve your home’s energy efficiency too. Modern materials like insulated vinyl or composite siding help reduce heat transfer, lower your utility bills, and increase your home’s resale value.
If your siding is more than 20 years old, odds are it’s not doing much for your energy performance. Upgrading can pay off in comfort, appearance, and long-term cost savings.
Siding in Denver: What Homeowners Need to Know
Thanks to the city’s wide temperature swings and intense sunshine, Denver homeowners need siding that can:
- Handle UV rays without fading
- Stand up to hailstorms and wind gusts
- Insulate against cold, dry winters
- Resist moisture during spring snowmelt and rain
That’s why durable, low-maintenance materials like fiber cement, composite, and insulated vinyl are top picks for the Denver market. Local knowledge also matters. Choosing a siding installer who understands regional building codes, HOA restrictions, and climate trends can make all the difference.
Ready for Siding That Lasts?
If your siding is showing signs of age, or you’re ready for a fresh, energy-efficient update, Wallaby Windows in Denver is here to help. We offer professional siding installation, top-tier materials, and service backed by experience and our “Pane-Free” guarantee.
Our team helps you find the right siding material for your climate, budget, and style goals, so your home looks amazing and stays protected for decades to come.
Don’t wait until your siding fails to start planning a replacement. Contact Wallaby Windows Denver to schedule your free in-home consultation. We’ll assess your current siding, explain your options, and give you an honest, pressure-free estimate.
