Factors That Influence the Lifespan of Asphalt Shingle Roof

As a homeowner, it is important to know the current condition of your roofing system. Aside from regular maintenance, some factors influence the lifespan of the asphalt shingle roof. However, some homeowners find it hard to know when they should get a roof replacement for their home. In this article, we will discuss factors that influence the lifespan of a roofing system and the lifespan of asphalt shingles. 

What Is the Lifespan of a Roof?

Age is one factor that determines you need a new roof replacement. Of course, roofs do not last forever. Notwithstanding, several homeowners would love to know how long their roofing system would last. Most roofs are expected to last for at least 30 years. However, the lifespan of roofs generally depends on different factors. These factors include the roofing materials used for your roofing project and many others listed below.

Factor That Can Preserve the Lifespan of a Roofing System

Quality of roofing contractor used for your roof installation:

The quality of roof installation you get is a huge determinant of the durability and longevity of your roofing system. 

Environmental Elements:

Exposure to intense heat, high winds, falling trees, debris, and lots more can counter the lifespan of your roof.

Genuine roofing material:

Using cheap roofing materials will help you save some cash yourself. However, you should be prepared for a new roof installation sooner than expected. Every roofing material has its distinct durability. The kind of materials used for your roofing would either increase or cut short the lifespan of your roofing system.

There are so many factors that affect the lifespan of your roofing system. Your roof is mostly dependent on the materials used. Considering asphalt roofing shingles, let us see how long the asphalt shingle is supposed to last.

Understanding The Lifespan of Asphalt Shingles

In the US., asphalt shingles are the most used roofing materials because they are affordable, most durable, and have up to 25 years’ warranties. Asphalt shingles are made of fiberglass and asphalt sealant. This roof type can guard property against harsh elements. 

Asphalt shingles are meant to last for about 15 to 30 years. However, this lifespan is dependent on the climatic condition of the location you reside. In cold places, asphalt shingles may not last as expected because of the temperature changes, which can cause the shingles to crack. In addition, the type of asphalt shingle roof you use also determines how long the roof will last.

Types of Asphalt Shingles and Their Lifespan

3-tab shingles:

3-tab shingles last between 15 to 20 years. The 3-tab shingles are the most affordable among other shingles in the market.

Dimensional/architectural shingles:

This shingle option has a longer lifespan than the 3-tab shingle. It can last for 20 to 30 years. However, it is more expensive than the 3-tab shingles.


In summary, when your asphalt roof shingle is getting between 15 and 20 years in age, or if it has encountered any damage from the storm, hurricane, or high wind recently, you should call in a roof inspector to check the roofing system. Then, if there is a need for a roof replacement, you can start preparing ahead.