It can be challenging for homeowners to gauge when they should replace their shingle roof, and it’s not always as straightforward as missing shingles or ceiling leaks. 

One key factor in helping you determine if you need a new roof is its age. Your roof’s actual lifespan depends on several things, including the environment, the type of roofing materials used, and the availability of proper repair and maintenance.

In this article, we will discuss how long a 30-year roof really lasts and what affects its lifespan.

How Long a 30-Year Roof Really Lasts

Asphalt shingles are common roofing materials in Sacramento, CA. They are durable, affordable, and come with warranties of up to 30 years. They are composed of fiberglass and asphalt sealant and can effectively protect your roof from rain, wind, snow, and harsh UV rays.

Most asphalt shingles last between 15 and 30 years – based on your area’s weather conditions and climate.

The type of asphalt shingle also influences its lifespan:

  • Three-tab shingles last from 15 to 20 years and are the cheapest option
  • Architectural (dimensional) shingles last from 20 to 30 years
  • Premium shingles last from 25 to 40 years and are the most expensive of the three

Influencing Factors for Your Roof’s Lifespan

Below are factors which impact the lifespan of your roof:

  • Quality of the installation workmanship. Poor quality work will shorten your roof’s lifespan.
  • Environmental conditions. Exposure to extreme temperatures, high winds, or falling debris can decrease your roof’s lifespan and affect its granule loss.
  • The type of roofing material used. Roofing materials have varying durability, making them last shorter or longer in different conditions.
  • The quality of materials used. Cheaper materials cost less upfront and more in the long run.

Regular Roof Maintenance Increases its Lifespan

The key to a long-lasting roof is scheduling regular roof inspections and maintenance by roofing contractors. When you identify issues early and perform the needed repairs, you can considerably extend your roof’s lifespan.

Straight Line Roofing & Construction Can Help

If it’s time to consider a roof replacement or looking for a new roofing contractor in Sacramento, CA, contact Straight Line Roofing & Construction. We have years of experience inspecting, installing, maintaining, and replacing roofs. Explore our roofing services today and get a free estimate.