Sue Allen | September 27, 2023

How Long Does a Metal Roof Last? A Guide for Homeowners

When deciding on a new roof for your home, you want to ensure you’re making the best decision on total costs and return on investment. One of the most popular ways to increase property value and improve your home’s durability is with a metal roof.

There’s no question metal roofs are appealing, offering a variety of different color options and patterns and adding to the appearance of your home. But how long does a metal roof last, and is it the best choice for you?

Keep reading for everything you need to know about metal roofing and how it could benefit you.

The Durability of Metal Roofs

Metal roofs have gained popularity for their exceptional durability. Unlike traditional asphalt shingles, which might need replacement every 20-30 years, metal roofs can last longer. On average, a well-maintained metal roof can last 40 to 70 years or even more, depending on the type of roofing materials used.

Factors That Influence Longevity

The longevity of a metal roof depends on several factors. Here are the key ones to consider:

Metal Type

The choice of metal significantly impacts longevity. Common options include steel, aluminum, zinc, and copper. Steel roofs tend to last 20-50 years, while copper roofs can surpass 100 years with proper care.

Coatings and Finishes

High-quality coatings and finishes can protect the metal from corrosion, UV radiation, and other environmental factors. Regular maintenance to reapply coatings can extend the roof’s life.

Installation

Installation can influence the longevity of an object or system. Whether it is a household appliance or a complex industrial system, the quality of installing a roof from the best roofing company plays a significant role in determining its lifespan.

Maintenance

Regular maintenance and upkeep can significantly prolong the lifespan of an item, whether it be a car, a machine, or a building. Just like how our bodies require maintenance and care to function well and stay healthy, similarly, other objects also need regular attention and maintenance to ensure their optimal performance.

Climate

The climate in your area plays a significant role. Metal roofs perform well in harsh climates, including heavy snow, rain, and strong winds.

Types of Metal Roofs and Their Lifespans

There are various types of roofs available, each with its unique properties and lifespan. The most common ones are the following:

Steel Roofs

Made from corrugated galvanized steel, these roofs can withstand harsh weather conditions. They also provide excellent protection against fire and pests.

On average, a steel roof can last anywhere from 20 to 50 years. With proper maintenance and regular inspections, it is possible to extend the lifespan of a steel roof even further.

Aluminum Roofs

Aluminum is known for its strength and resistance to corrosion and rust. This makes it a great option for areas with high levels of humidity and salt exposure. In terms of lifespan, aluminum roofs can last anywhere from 40-70 years with proper maintenance.

Copper Roofs

Depending on the thickness and quality of the copper, these roofs can last anywhere from 70 to 100 years. This makes them a popular choice for historical buildings and high-end homes. Despite their initial higher cost, the long lifespan makes them a cost-effective choice for any building.