Key Highlights
Wood shake roofs can last 4050 years if properly maintained, but there are certain signs that indicate it may be time for a replacement.
Recognizing the signs of wear and tear, such as cracks, splits, curling, and cupping, is crucial in determining if a wood shake roof needs to be replaced.
Moss algae, and rot are also indicators that the roof may need to be replaced, these can cause extensive damage to the wood shakes.
Extensive leaking, missing shingles, and water damage are signs that repairs may not be enough and a full roof replacement is necessary.
The impact of weather and climate, including sun exposure, UV damage, heavy rains, and humidity, can shorten the lifespan of wood shake roofs.
The lifespan of wood shake roofs depends on various factors, including proper maintenance, quality of materials, and weather conditions.

When to Replace a Wood Shake Roof - Introduction
Understanding the lifespan of wood shake roofs is essential for homeowners who have this type of roofing material. Wood shake roofs, particularly cedar shakes, have long been favored for their aesthetic value and durability. Unlike asphalt shingles, wooden shakes provide a more natural and elegant look due to their irregular plank sizes. However, like any other roofing material, wood shake roofs have a limited lifespan and need to be replaced at some point.
In this article, we will explore the key highlights of wood shake roof replacement and discuss the signs that indicate it may be time to replace your wood shake roof. We will also delve into the impact of weather and climate on wood shake roofs and provide insights into maintaining the longevity of these roofs.
By understanding the signs of wear and tear, assessing the impact of weather conditions, and recognizing the importance of proper maintenance, homeowners can make informed decisions about when to replace their wood shake roof. Let's dive into the details and determine when it's the right time to replace a wood shake roof.

Recognizing the Signs of Wood Shake Roof Wear and Tear
To determine when it's time to replace a wood shake roof, it's crucial to recognize the signs of wear and tear. Cedar shake and wood shake roofs are susceptible to cracks, splits, curling, and cupping over time. These signs indicate that the wood shakes are deteriorating and may no longer provide adequate protection for your home.
Cracks and splits can occur due to natural weathering and exposure to the elements. Curling and cupping, on the other hand, are caused by the expansion and contraction of the wood shakes in response to heat, moisture, and UV radiation.
By regularly inspecting your wood shake roof and identifying these signs of wear and tear, you can address issues before they escalate and consider the appropriate course of action, whether it's repairs or a full roof replacement.
The Appearance of Cracks and Splits
One of the key signs that indicate a wood shake roof needs to be replaced is the appearance of cracks and splits. Over time, cedar roofs can develop cracks and splits due to natural weathering and exposure to the elements. While some cracking and splitting may be superficial, extensive damage can compromise the integrity of the roof.
Cracks and splits in wood shakes can lead to water leakage, which can cause serious damage to the underlying structure of your home. It's important to address these issues promptly to prevent further deterioration and protect your home from potential water damage.
Regular inspections and maintenance checks can help identify cracks and splits early on, allowing you to take the necessary steps to repair or replace the affected wood shakes. By addressing these issues in a timely fashion, you can ensure the longevity and durability of your wood shake roof.
Evidence of Curling or Cupping Shakes
Curling and cupping of wood shakes are common signs of wear and tear on wood roofs. Over time, the expansion and contraction of cedar shakes in response to moisture, heat, and UV radiation can cause them to curl or cup.
Curling refers to the upward bending of the wood shakes, while cupping occurs when the edges of the shakes start to curl excessively. These distortions not only affect the aesthetic appeal of the roof but can also lead to water leakage and structural damage.
Excessive curling and cupping indicate that the wood shakes are aging and may no longer provide adequate protection against the elements. Regular maintenance checks and inspections can help identify these signs early on and allow you to take appropriate action, whether it's replacing individual shakes or considering a full roof replacement. By addressing curling and cupping in a timely manner, you can prolong the lifespan of your wood shake roof and maintain its functionality.
Signs of Moss, Algae, and Rot
In addition to cracks, splits, curling, and cupping, signs of moss, algae, and rot can indicate that a wood shake roof needs to be replaced. These issues are particularly common in wood roofs due to the organic nature of the material.
Here are some signs to look out for:
Moss growth: Inspect the crevices of your cedar shake roof for green, fuzzy surfaces.
Algae growth: Look for discoloration or stains on the surface of the wood shakes.
Rot: Check the bottom edges of the shakes for fraying or splitting, especially around the gutters and edges of the roof.
Moss, algae, and rot can cause significant damage to wood shakes, leading to decay and structural issues. Regular maintenance and cleaning can help prevent these issues, but if they are present, it may be time to consider a full roof replacement to ensure the longevity of your roof and the safety of your home.
Assessing Damage: When Repairs Are Not Enough
While some issues with a wood shake roof can be addressed through repairs, there are instances where repairs are not enough to rectify the damage. It's important to assess the extent of the damage and determine if a full roof replacement is necessary.
Here are some signs that indicate repairs may not be enough:
Extensive leaking: If your roof is experiencing frequent and significant leaks, repairs may not be sufficient to address the underlying issues.
Missing or damaged shingles: If a large number of shakes are missing or damaged, it may be more cost-effective and practical to replace the entire roof.
Water damage: If there is visible evidence of water damage, such as stained plywood or compromised structural integrity, a full roof replacement may be necessary to prevent further damage.
By assessing the extent of the damage and consulting with roofing professionals, you can determine if repairs or a full roof replacement is the best course of action to ensure the long-term functionality and durability of your wood shake roof.
Extensive Leaking Issues
One of the indications that repairs may not be enough for a wood shake roof is extensive leaking. If your roof is experiencing frequent and significant leaks, it's crucial to address the underlying issues to prevent further damage to your home.
Water leakage can occur due to various factors, such as compromised shakes, improper installation, or damage to the underlayment. Heavy rains and inadequate drainage, especially around gutters, can exacerbate the problem.
If you notice extensive leaking in your home after a storm or heavy rainfall, it's important to consult with roofing professionals to assess the extent of the damage. Depending on the severity and frequency of the leaks, a full roof replacement may be the most practical and cost-effective solution to ensure the long-term integrity of your home.
Widespread Missing or Damaged Shakes
Another sign that repairs may not be enough for a wood shake roof is widespread missing or damaged shakes. If a large number of shakes are missing or damaged, it may be more practical and cost-effective to replace the entire roof rather than attempting to repair individual shakes.
Widespread missing or damaged shakes can occur due to various factors, including severe weather conditions, improper installation, or the age of the roof. Trying to address these issues through repairs may not provide a long-term solution and could lead to further damage or water leakage.
By consulting with roofing professionals and assessing the extent of the damage, you can determine if a full roof replacement is necessary to ensure the structural integrity and longevity of your wood shake roof.
Inspecting your wood shake roof for signs of wear and tear is crucial to maintaining its integrity. Look out for green, fuzzy textures in the crevices of your shakes as well as frayed or split bottom edges, particularly near gutters and edges where water collects. These areas are prone to moss and rot formation, which can compromise the structural stability of your roof over time. Regular inspections and timely replacements of damaged shakes can help prolong the lifespan of your wood shake roof.
The Impact of Weather and Climate on Wood Shake Roofs
Weather and climate play a significant role in the lifespan of wood shake roofs. Sun exposure, UV damage, heavy rains, and humidity can all contribute to the deterioration of wood shakes over time.
Here are some ways in which weather and climate can impact wood shake roofs:
Sun exposure and UV damage: Prolonged sun exposure can cause the wood shakes to become brittle and fade, while UV radiation can break down the cellular structure of the wood.
Effects of rain, snow, and humidity: Moisture can lead to the growth of moss, algae, and rot, which can cause decay and compromise the integrity of the wood shakes.
Understanding the impact of weather and climate on wood shake roofs is essential for homeowners who want to prolong the lifespan of their roofs. Regular maintenance, inspections, and necessary repairs can help mitigate the effects of weather and ensure the durability of the wood shakes.
Sun Exposure and UV Damage
Sun exposure and UV damage can have a significant impact on the lifespan of cedar shake roofs. Prolonged exposure to the sun's rays can cause the wood shakes to become brittle and fade over time.
UV radiation is particularly damaging to the cellular structure of the wood, leading to deterioration and potential structural issues. The effects of sun exposure and UV damage are more pronounced in regions with high levels of sunlight.
To mitigate the impact of sun exposure and UV damage, homeowners can take several precautions. These include using UV-protective coatings or finishes on the wood shakes, ensuring proper ventilation in the attic to reduce heat buildup, and regularly inspecting the roof for signs of damage or fading.
By understanding the impact of sun exposure and UV damage, homeowners can take proactive steps to protect and extend the lifespan of their wood shake roof.
Effects of Rain, Snow, and Humidity
Rain, snow, and humidity can also significantly impact the lifespan of wood shake roofs. Prolonged exposure to moisture can cause the wood shakes to absorb water, leading to decay and rot.
Heavy rains and improper drainage can exacerbate the effects of moisture on wood shake roofs. Water pooling on the roof can seep into the shakes, compromising their structural integrity and causing further damage.
In regions with high humidity, the moisture in the air can contribute to the growth of moss, algae, and fungi on the wood shakes. These organisms can accelerate the decay process and cause additional damage to the roof.
Regular inspections, proper ventilation, and prompt repairs are essential for mitigating the effects of rain, snow, and humidity on wood shake roofs. By addressing moisture-related issues in a timely manner, homeowners can ensure the longevity and durability of their wood shake roof.
Understanding the Lifespan of Wood Shake Roofs
Understanding the lifespan of wood shake roofs is crucial for homeowners who want to ensure the long-term functionality and durability of their roofing material. While wood shake roofs can last a long time if properly maintained, they do have a limited lifespan.
Proper maintenance and regular inspections are key to prolonging the lifespan of wood shake roofs. By identifying and addressing issues early on, homeowners can prevent further damage and extend the longevity of their roof.
In the following sections, we will explore the typical duration before replacement is needed and the factors that can shorten or extend the lifespan of wood shake roofs, providing insights to help homeowners make informed decisions about their roofs.
Typical Duration Before Replacement Is Needed
The typical duration before a wood shake roof needs to be replaced can vary depending on various factors, including the type of wood shakes used and the maintenance and care provided by the homeowner.
Generally, cedar shake roofs can last between 30 to 50 years if cared for properly. However, this lifespan is not set in stone and can be influenced by factors such as weather conditions, installation quality, and the quality of materials used.
Regular maintenance checks and prompt repairs are essential in ensuring the longevity of a wood shake roof. By addressing issues in a timely manner and providing proper care, homeowners can maximize the lifespan of their wood shake roof and avoid premature replacement.
Factors That Can Shorten or Extend Lifespan
Several factors can influence the lifespan of wood shake roofs, either shortening or extending their durability. Some of these factors include:
Maintenance checks: Regular maintenance checks and prompt repairs can help identify and address issues early on, extending the lifespan of the roof.
Weather conditions: Harsh weather conditions, such as heavy rains, strong winds, and extreme temperatures, can accelerate the deterioration of wood shake roofs.
Proper maintenance: Proper care and maintenance, including cleaning the roof, removing debris, and addressing issues promptly, can significantly extend the lifespan of wood shake roofs.
By understanding these factors and taking appropriate measures, homeowners can ensure their wood shake roof lasts as long as possible, saving them money on unnecessary replacements and repairs.
The Process and Cost of Replacing a Wood Shake Roof
Replacing a wood shake roof is a significant undertaking that involves several steps. The first step is to remove the old roof, which may require stripping off the existing cedar shakes and any underlying materials. Once the old roof has been removed, the next step is to install a new roof, which can involve installing new underlayment, flashing, and cedar shakes. The cost of replacing a wood shake roof can vary depending on factors such as the size of the roof, the quality of materials used, and the complexity of the installation. On average, homeowners can expect to pay around $1,280 per 100 square feet of cedar shake roof in Portland. However, it's important to note that the investment in a new wood shake roof can provide long-term benefits in terms of durability and aesthetic appeal.
Steps Involved in Roof Replacement
Replacing a wood shake roof involves several important steps to ensure a successful installation. The first step is to remove the existing roof, which may require stripping off the old cedar shakes and any underlying materials. This process can be labor-intensive and time-consuming, but it is necessary to create a clean and stable surface for the new roof. Once the old roof has been removed, the next step is to install a new underlayment, which serves as a protective barrier between the roof and the elements.
This is followed by the installation of flashing, which helps to prevent water from penetrating the roof. Finally, the new cedar shakes are installed, taking care to ensure proper spacing and alignment for a visually appealing and durable roof. Throughout the process, it is important to work with experienced roofing professionals who have the knowledge and skills to complete the job to the highest standards.
Estimating the Investment: Cost Factors to Consider
Replacing a wood shake roof is a significant investment that homeowners should carefully consider. The cost of a full roof replacement can vary depending on several factors. The table below provides a breakdown of the cost factors to consider:
Cost Factor | Estimated Cost Range |
Size of the Roof | $-$$ |
Quality of Materials | $$-$$$ |
Complexity of the Installation | $-$$ |
Additional Features | $$-$$$ |
The size of the roof is a major cost factor, as larger roofs require more materials and labor to replace. The quality of materials used, such as the grade of cedar shakes, can also impact the cost. The complexity of the installation, including factors such as the roof pitch and the presence of chimneys or skylights, can add to the overall cost. Additionally, homeowners may choose to include additional features, such as enhanced insulation or energy-efficient options, which can increase the cost of the replacement. It is important for homeowners to carefully consider these factors and work with a reputable roofing contractor to obtain accurate cost estimates for their specific project.
Making the Decision: Repair vs. Replacement
When faced with issues or damage to a wood shake roof, homeowners must decide whether to repair or replace the roof. This decision should be based on a cost-benefit analysis. Repairing a roof can be a more affordable short-term solution, but it may not address underlying issues or extend the lifespan of the roof. In contrast, a full roof replacement provides the opportunity to install a new, durable roof that will last for several decades. While the upfront cost of a replacement may be higher, it can provide long-term benefits in terms of durability, energy efficiency, and aesthetics. Ultimately, homeowners should carefully consider their budget, the extent of the damage, and the overall condition of the roof before making a decision.
Evaluating the Extent of Damage
When determining whether to repair or replace a wood shake roof, it is important to evaluate the extent of the damage. Serious damage, such as extensive leaks, significant curling or cupping of the shingles, extensive splitting, or widespread moss or rot, may indicate that a full roof replacement is necessary. In some cases, insurance companies may cover the cost of roof replacement if the damage is due to a covered event, such as a storm.
However, it is important to contact the insurance company promptly and document the damage to ensure a timely resolution. Ignoring or delaying repairs can lead to further damage and potentially invalidate any insurance claims. It is recommended to consult with a roofing professional to assess the extent of the damage and determine the best course of action.
Cost-Benefit Analysis of Repair Versus Replacement
When considering whether to repair or replace a wood shake roof, homeowners should conduct a cost-benefit analysis. While repairs may be a more immediate and cost-effective solution, they may not address underlying issues or extend the lifespan of the roof. In contrast, a full roof replacement provides the opportunity to install a new, durable roof that can last for several decades. While the upfront cost of a replacement may be higher, it can provide long-term benefits in terms of durability, energy efficiency, and aesthetics. Additionally, insurance companies may offer coverage for roof replacement if the damage is due to a covered event. Ultimately, homeowners should weigh the short-term cost of repairs against the long-term benefits of a replacement to make an informed decision.

Preparing for Roof Replacement
Preparing for a wood shake roof replacement involves several important steps to ensure a smooth and successful project. First, homeowners should research and choose the right materials for their new roof. Cedar shakes come in different grades, each with its own characteristics and price points. High-quality cedar shakes may cost more upfront but can provide longer durability and aesthetic appeal. Additionally, homeowners should carefully select a reputable and experienced contractor for the installation. A thorough vetting process, including checking references and reviewing past projects, can help ensure that the contractor is qualified and capable of delivering a high-quality roof replacement.
Cedar roofing offers a cost-effective solution when it comes to replacing individual cedar shingles or shakes, saving on the expense of a completely new roof. One of the benefits of cedar roofs is the visible signs that indicate when certain cedar shakes or shingles need replacement. This makes maintenance and repair more manageable for homeowners, as missing shingles can be easily replaced with new ones. Being able to replace individual components rather than the entire roof system helps in keeping costs down and prolonging the lifespan of the cedar roofing.
Choosing the Right Materials and Contractor
Choosing the right materials and contractor is crucial for a successful wood shake roof replacement. When selecting materials, homeowners should consider the grade of cedar shakes that best suits their budget and desired durability. Higher-grade cedar shakes may cost more upfront but can provide longer-lasting protection and aesthetic appeal. It is important to consult with a roofing professional who can provide guidance and recommendations based on individual needs. Equally important is selecting a reputable and experienced contractor for the installation. Homeowners should research and interview multiple contractors, checking references and reviewing past projects to ensure they have the necessary expertise and track record of delivering high-quality roof replacements. By choosing the right materials and contractor, homeowners can enhance the longevity and performance of their new wood shake roof.
Timeline and What to Expect During the Project
Replacing a wood shake roof is a significant project that requires careful planning and coordination. The timeline for a roof replacement can vary depending on factors such as the size of the roof, the complexity of the installation, and weather conditions. On average, homeowners can expect the project to take several weeks from start to finish. During the project, homeowners should expect noise, debris, and workers on their property. It is important to prepare accordingly, ensuring that any valuable or fragile items are protected and that pets and children are kept away from the work area. Additionally, homeowners should communicate with the contractor to clarify project expectations, including the start and end dates, the scope of work, and any specific requirements or concerns. By being prepared and maintaining open communication, homeowners can ensure a smooth and successful wood shake roof replacement project.
Conclusion
Considering the signs of wear and tear, impact of weather, and lifespan of wood shake roofs are crucial in determining when to replace them. Extensive leaking, missing shakes, sun exposure, and humidity can expedite deterioration. Understanding the process and cost of replacement helps in making an informed decision between repair and replacement. Preparing for replacement involves selecting the right materials and contractor. Regular inspections are key to detecting issues early. If you're unsure about your wood shake roof's condition, reaching out for professional advice is recommended. Don't delay - contact us today for guidance. for more info. Email us: team@assuranceexteriors.com
Frequently Asked Questions
How do I know if my wood shake roof needs to be replaced?
Signs that indicate a wood shake roof may need to be replaced include leaks, significant curling or cupping of the shingles, extensive splitting or cracking, widespread moss or rot, and missing or damaged shingles. It is recommended to have a professional inspection to assess the condition of the roof and determine the best course of action.
Can I replace a wood shake roof with a different material?
Yes, it is possible to replace a wood shake roof with a different material. Popular alternatives to wood shake roofs include asphalt shingles and metal shims. These materials offer their own benefits in terms of durability, affordability, and aesthetic appeal. It is important to consult with a roofing professional to determine the best material for your specific needs and budget.
What maintenance can extend the life of my wood shake roof?
Proper maintenance is key to extending the life of a wood shake roof. Regular inspections, clearing organic material, and addressing any issues promptly can help prevent damage and ensure the roof's longevity. It is important to avoid power washing, as it can damage the wood and lead to leaks.
Are there any environmentally friendly options for wood shake roofs?
Yes, cedar roof shakes are considered an environmentally friendly option for wood shake roofs. Cedar is a sustainable and renewable material. Additionally, proper maintenance and care can help extend the lifespan of a wood shake roof, reducing the need for replacement and minimizing environmental impact.
What are the signs that my wood shake roof is failing?
Signs that indicate a failing wood shake roof include leaks, water damage, extensive curling or cupping of the shingles, significant splitting or cracking, widespread moss or rot, and missing or damaged shingles. If any of these signs are present, it is important to address them promptly to prevent further damage.
How often should I inspect my wood shake roof?
It is recommended to inspect your wood shake roof every 5 years to ensure its proper maintenance and identify any potential issues. Regular inspections can help catch problems early on and prevent costly repairs or a full roof replacement. It's a good idea to schedule a maintenance check in a timely fashion to keep your roof in good condition.