It’s no secret that roof replacements are a time-consuming and expensive project. Even when you work with professional contractors, a roof replacement can potentially disrupt your daily life. So, it’s natural to wonder: How often should you buy a new roof?
Although well-maintained roofs can last for years – sometimes even decades – they won’t last forever. Over time, any roofing deteriorates, so the need for a roof replacement will come sooner or later.
What determines when you should replace your roof? Are there any signs to watch out for? Which materials have better longevity? Let’s find out!
What impacts the lifespan of a roof
Did you know that an estimated 5 million roofs are installed each year? The life expectancy of a roof depends on many factors, among which the choice of material and quality of the installation matter the most. Here’s what you should pay attention to:
Weather conditions in your region
One of the main functions of roofs is to withstand weather elements. However, that doesn’t mean the climate doesn’t take its toll. If your home is in an area that frequently experiences heavy snowfall, storms, or high winds, you’ll likely need to replace your roof sooner than expected. In fact, freak storms are among the most common causes for roof replacements.
Type of roofing material
Not all roofing is equal! The material of your roof heavily impacts how often you’ll need a replacement. For example, asphalt shingles have a lifespan of 10-25 years, while metal roofs can last for 60 years or more. That’s why the high upfront costs sometimes pay off in the long term.
Wish to learn more about how much a new roof might cost you? Use our free roofing calculator to get an instant estimate.
Quality of installation
Quality roof installation goes beyond just keeping water out. It’s incredibly important for the functionality of your roof. When a roof is installed properly, you won’t need to replace it until the materials reach the end of their lifespan – unless other damage occurs. This means you’ll spend less money in the long run, and your roof’s life will be maximized!
Regular maintenance
Think of roof maintenance like a flu shot. It doesn’t take much of your time, but when it’s done, you can have peace of mind for the whole season. Unfortunately, many homeowners put roof maintenance at the bottom of their to-do list – a huge mistake. With regular maintenance, you can extend the life of your roof, no matter its condition, even if it’s just for a few seasons to give you time to arrange a roof replacement.
Signs you should buy a new roof
Your roof has aged
Most roofs are designed to last between 15 and 30 years. Knowing your roof’s age won’t tell you exactly when it needs replacing, but it helps you understand the type of wear and tear you can expect. Generally, when your roof is nearing the end of its lifespan, you should consider buying a new one. As your roof gets older, it becomes more susceptible to damage and all kinds of costly issues.
You notice visual damage
Whether it’s curling, cracking, or missing shingles, leaning gutters, or loose roof flashing, noticeable damage is never a good sign. When these issues are left unchecked, they can turn into bigger problems and significantly reduce your roof’s lifespan.
The same goes for algae or mold. If you notice them on your roof, it usually means there’s too much moisture, which is likely damaging your roofing materials.
Why roofing inspections are a ‘must’
As you can see, many factors go into determining how often you should buy a new roof. Each situation is different, so it’s best to consult with a reputable roofing contractor who can inspect your roof and advise on the best solutions. Even if your roof is relatively new, regular inspections help catch issues early – before they become bigger problems.
Final thoughts: How often should you buy a new roof
As a homeowner, you want to prolong your roof’s lifespan as much as possible. Unfortunately, there will always be some factors that you can’t change. However, there are some steps you can take to ensure the longevity of your roof, and that starts with hiring professional roofing contractors.
At American Home Contractors, we always ensure our clients benefit from the latest and best in home renovations. While it may be tempting to DIY home projects, your roof is not the place to experiment.
If you want to learn more about our services, our team will gladly answer your questions.
Fact Checked by Lita Legzdina on 04/06/2025