If you’re a property or homeowner in or around Duluth, MN, you know how brutal northern Minnesota winters can be. Your roof takes the brunt force o fthe elements, including snow, ice, wind, and summer storms. Over time, all this begins to add up, but how long should you expect your roof to last?
Average lifespans of common roofing materials
To understand how roofs hold up over the years, it’s important to look at them by material. Different material types will have longer durability than others.
- Asphalt Shingles last 15–30 years
- Metal Roofing last 40–70 years
- Wood Shakes last 20–40 years (less common in cold climates like Duluth)
- Clay/Slate Tiles last 50–100 years (rare in northern homes due to weight and climate)
Factors that shorten roof life in Duluth, MN
Because roofs are so exposed to the elements, different things can cause varying levels of stress on the roofing materials. Things that can impact the longevity of your homes exterior, regardless of material type, include:
- Ice dams from heavy snowfall
- Freeze-thaw cycles that crack shingles and flashing
- Moisture buildup from poor ventilation
- Storm damage from high winds or hail
How to know when it’s time to replace your roof
If your roof has missing shingles, granule loss, sagging spots, or leaks in multiple areas, it’s time to call a professional. Metal roofing, in particular, is a great long-term solution for Duluth’s climate with it’s durability, energy-efficiency, and ability to handle snow loads with ease.
Need an expert opinion? Contact us for a free roof inspection.
