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How Much Does It Cost To Replace A Slate Roof

Prices For Different Types Of Slate

How Much Does It Cost To Replace A Roof?

Slate used on roofs can be divided into two types: hard and soft. Generally, hard varieties last 75-200 years, while soft ones last 50-125 years. Another distinct characteristic is that hard slate is almost always colored, while the soft one is almost always black.

Moreover, the stone can come in a variety of thicknesses. The standard, most common size is about 3/16 5/16. However, many roof designs call for thicker pieces, and other sizes are 3/8 1/2, 1/2 3/4 or even 3/4 1 or more. Obviously, thicker tiles will be a lot more expensive than the standard size.

In fact, because these roofs are so good looking and long lasting , metal and asphalt roofing manufacturers have created various products that look similar to slate.

The Type And/or Style Of Slate Being Replaced

There are different types of slate that come from different regions. A roofing contractors cost will be affected by how much the slate needed for repairs will cost. Slate costs can vary by location and by supplier. Reclaimed slate may possibly be an option to keep costs down, and is sometimes preferable as it will blend in better with an older roof.

If the slates will need to be cut into a specific design, labor costs may be slightly higher.

Expensive To Buy And Install

One of the significant drawbacks of slate tile roofing is its high cost. It is the most expensive option, even more than its counterparts-clay and concrete tiles. You should expect to pay $5 to $15 per square foot for the tiles.

Also, installing slate tiles is not a straightforward affair. It is labor-intensive, time-consuming, and requires specialized knowledge and skills. So, installation is not cheap either. Overall, it will cost you between $10 and $30 per square foot to install the roof.

All state tile roofs dont cost the same. The following table outlines the costs of various options, from the best slate roof tiles to the least.


Synthetic slate


However, it is imperative to point out that you can recover most of the costs incurred in the long term. For instance, an energy-efficient roof will save you a lot in energy bills over the years. Moreover, you will not incur additional costs due to frequent repairs and replacements.

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Slate Roofs Have A Long Lifespan

A slate tile can last for many decades, and slate roofs are some of the longest-lasting in the business. While you can expect an ordinary asphalt tile roof to last for 30 years, slate can last for up to 100 years if properly installed and maintained.

Due to its long lifespan, most slate roofs also have very long-lived warranties. Most manufacturers know exactly how resilient slate is and dont expect people to have any issues with longevity or durability for several decades.

Diy Roof Replacement Vs Hiring A Roofer

Slate Roof Cost [2021]: How Much Does Natural or Synthetic ...

For homeowners looking at replacing their roof instead of hiring a professional, an asphalt roof will cost $3,000 less to $6,000 less . However, while small roof repairs are cheap and relatively easy to carry out by the homeowner, as long as safety precautions are taken, roofing a home is better done by professional roofers. The downsides of completing the work as a DIY project are:

  • In removing the original roof, you may cause issues that will lead to leaks.
  • Once the old roof is off, you could miss structural issues or things that will contribute to more leaks.
  • You might not create a perfect weather seal to protect your home from the rain when installing the new roof.
  • You could introduce issues that translate to increased utility costs from heating or cooling.
  • You could fall from your roof.
  • You could negatively impact the resale value of your home.

Your roof is the single biggest surface barrier between you and the elements. Given the importance of the roof, and the potential for significant problems, we suggest looking for bids from the roofing professionals we have on HomeGuide before making a final decision to do the work yourself.

Get free estimates on HomeGuide from trusted roofing companies:

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Premium Vs Standard Colors

The color pallet for natural slate is arrestingly beautiful. No pigments are ever added to enhance or alter the existing color. You will notice that your total roofing cost will vary depending on the tile color you choose.

Colors can be divided into two categories: unfading or weathering.

Permanent shades will remain the same over the years they will NOT fade. These colors can cost up to 25% more.

Weathering shades may change to brown, rust, or grey on the exposed surface. However, the original color can still be determined by looking at the inside of the broken stone.

If you want something really special, is is possible to get true Unfading Red color slate. This is the most expensive stone available, and the price tag is reflective of the limited deposits and challenging production procedures. Produced in Washington County, New York, Unfading Red is also one of the most durable varieties.

Benefits Of A Slate Roof

Why is slate a great option for roofs? Slate roofing is one of the most valued features a home can have on today’s real estate market. Houses with slate shingles tend to attract lots of attention from prospective homebuyers. Slate is valuable because of its longevity and aesthetic appeal. In fact, slate can last for more than a century and match with virtually any style of architecture.

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How Do I Find And Hire A Roofer

When you need a new roof firstly ask friends and family or even work colleagues. Have a look around the area where you live. Is someone having a roof renewed? If they are, you can ask the owner whether they recommend the company.

If you dont find any personal recommendations, HouseholdQuotes can help you. Simply fill in the online form and well find local roofing contractors to give you no-obligation quotes.

Our recommendations may be members of the Single Ply Roofing Association or the National Federation of Roofing Contractors . These are both well-established trade associations. Their members all meet the criteria set out by each association, and they expect high standards.

Synthetic Slate Roofing Cost

Roof Replacement Costs | How Much Does it Cost to Replace a Roof?

Synthetic slate 3 is designed to mirror the uniqueness and appearance of authentic slate 3, without the high cost or installation headaches, averaging in cost between $3 and $12 per sq. ft. While this type of stone can only last for 20 to 50 years, it weighs a lot less and does not require additional structural support to handle the weight of the roof. Synthetic slate 3 is made from a combination of recycled materials, which helps classify their type, illustrated in the chart and subsections below.

Synthetic Stone Material
$8 – $11

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Synthetic Slate Roofing Cost Vs Natural Slate

In most cases, synthetic slate roofing will cost less than natural. Natural roofs are heavier, which means the materials will cost more and the labor prices will be higher.

For natural slate roofs, you can expect to pay about $10 to $30 per square foot, which can total between $5,000 and $50,000 for a house. Some homeowners have even reported projects that cost up to $100,000.

For synthetic, the costs will typically range between $5 and $10 per square foot depending on the material you choose. The overall price will probably be half of what youd pay for natural. Many people prefer synthetic for this reason.

Cost To Reroof A House With Shingles

Reroofing a home with new shingles will cost roughly $4,707 to $15,690. The cost involves removing the old shingles, performing spot repairs to underlying shingles, and installing new shingles. The prices may fluctuate depending on the factors mentioned above.

Removing old shingles might cost you around $1,467 to $4,890 or $125 to $500 per square. The removal costs can fluctuate depending on the difficulty to remove and dispose of the old roofing material. Youll pay an additional fee if the roof has structural issues.

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Why Repair A Roof

In many instances, this question answers itself. Because it needs fixing. Again, the leaky roof comes to mind, and you dont need anyone to tell you that needs repair. So, the real question is, why repair a roof that apparently has no problems? If it aint broke, dont fix it, right?

Umm, not so fast. Trying to determine the condition of a roof while standing on the ground or inside the home is dubious. It takes inspection both on the roof and on the underside of the roof. Maybe even in walls and other parts of the home.

It takes experience to know what to look for. A few sections down, we get more into this. For now, realize that your roof is constantly subjected to normal wear and tear on a good day, and little problems could be occurring which are invisible to you, especially if judging all this from inside your living space.

The main reason to repair a roof is so you hopefully dont have to bear the cost of replacing a roof.

Minor repairs done today could cost you say $400. Let them grow into bigger problems, and a complete roof replacement just months from now could cost you 4 or 5 figures. In other words, you took the gamble and lost way more than you would have otherwise.

Waiting for repairs to pop up and make themselves visible to you is a gamble. A huge gamble. You can then choose to patch the problem, and if it is truly minor, youre good to go. If it is major, then the patch is just buying time. Instead of years, think of it as months.

High Quality Roofing Protects The Value Of Homes And Businesses

How Much Does a Slate Roof Cost? (&  The Factors That ...
  • Durability longevity does not leak with high wind, heavy rain, sleet, hail and snow. Less maintenance because of course we installed drip edge, ice barriers, proper flashing and sealing of penetrations
  • Protection because the roof does not leak, the contents and structure are protected from water damage. There is proper drainage because we have properly connected gutters, downspouts and proper stormwater management systems.
  • Efficiency adequate ventilation and insulation saves energy bills and lowers heating and cooling utilities. Improves HVAC equipment life.
  • Higher Home Value or at the very least faster re-sale If youre selling your home, the last thing you want to do is have a sale he held up by an inadequate roof. The buyer will demand you replace it.

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The Cost Of Slate Tiles

The cost of slate depends on the style and quality of slate you buy. If you buy heritage tiles like Penrhyn slate from Wales, for example, you will pay more than you would for comparable slate from other countries, due to its durability and beautiful, unique appearance.

Slate is an expensive roofing material. Just purchasing slate will usually cost you anywhere from $20-$50 per square foot . âSoftâ slate is usually less expensive, but does not last as long, while âhardâ slate costs more, but will have a longer lifespan.

In contrast, artificial slate can cost as little as $5-$10 per square foot, and asphalt shingles usually cost between $2-$4 per square foot.

However, slate is worth the investment. It has a number of benefits and lasts much longer than other roofing materials â weâll discuss these in-depth later on in our article.

Slate Roof Installation Cost

For both the materials and labor, you can expect to pay about $1,000 to $3,000 per square to install a natural roof. Soft slate usually costs between $10 and $20 per square foot. Hard slate is typically between $20 and $30 per square foot. And the price range for synthetic is normally between $3 and $16 per square foot.

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Why Don’t You Might Not Want To Install A Slate Roof

Unfortunately, there are some downsides to a slate roof, one of which is cost. It can add up to tens of thousands of dollars, at least five times that of an asphalt roof installation. Finding an experienced slater is another concern. They take far longer to install than other roofing systems. They also require your home to have additional structural support to hold up the added weight.

Have More Questions About Your Slate Roof?

Can A Roof Be Repaired Instead Of Replaced


Depending on the level of damage the roof has sustained, it is entirely possible to repair a roof instead of replacing it. If your roof would still be in good condition after a repair, there is no need for a replacement. Replacing your roof should only happen every 20-30-plus years or if extreme damage has been sustained.

Read Also: What Do You Do If Your Roof Is Leaking

The Cost Of Slate Roof Repair Or Restoration

Restoring a slate roof is actually quite inexpensive, compared to installing a new slate roof. This is because natural slate is very durable and long-lived. Most slate roofs can easily last over 100 years without requiring roof restoration.

In addition, the cost to replace a slate roof is often lowered quite significantly because existing roofing material can be used, and the existing roof does not have to be replaced entirely. Typically, around 50% of slate roofing tiles remain completely intact, even after more than 100 years.

Re-using these existing materials can lower roof restoration cost per square metre dramatically. You can also often reuse existing slate tiles for other purposes.

Broken or imperfect tiles, for example, donât have to be thrown away. They can be used as slate floor tiles. You can use tesselated tiles to create beautiful slate floors, and ensure that you maximize your investment in natural slate shingles.

How Much Does It Cost To Replace A Slate Roof

The average cost to repair a slate roof is about $1,680, with a range between $704 and $2,661. Small repairs like replacing individual shingles may cost as little as $250, but restoring a major portion can cost up to $5,000. A new slate roof costs over $10,000 to install, so even major repairs are usually worthwhile.

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Cost To Install Plywood Sheathing Or Replace Roof Decking

The average cost to replace roof decking in a 2,400 square foot home is between $1,050 and $1,575. It will take approximately 75 sheets of plywood sheathing at an average cost of $14 to $21 per sheet. A smaller 1,100 square foot home will only need around 34 sheets for an average price of $600. For roof sheathing, plywood typically comes in sheets of 4 by 8 that measure either 11/32 or 3/8 thick.

Cost to Replace Roof Decking

Home Size
$1,122 $2,414

How Much Does It Cost To Replace A Roof

How Much Does it Cost to Replace a Roof? (The Price of ...

If you just got the news that your roof needs to be replaced, youre probably wondering, How much will my new roof cost? The truth is, the cost of a roof replacement is a huge concern for most homeowners.

Unfortunately, its impossible to get an exact price until you get your roof inspected by a roofing contractor. However, it is possible to give you a rough estimate of the budget youll need for your new roof.

While the roofing industry doesn’t like to talk about pricing, we here at Bill Ragan Roofing want to help you understand your upcoming roof investment. Thats why were going to give you an idea of how much it costs to replace a roof on average.

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The Cost Of New Slate Roof Installation

The cost of purchasing slate tiles is only part of the puzzle when it comes to installing a slate roof. Slate roofing is much less common than other roofing types, so it requires specialized labor from roofing companies who are experienced at installing slate.

This is one of the biggest costs of a new slate roof. You will have to pay for skilled labor from a licensed, insured, and bonded roofing company, like NSW Slate Roofing. The costs depend on the type of slate you use, the size of your home or business, the angle of the roof, and many other factors. However, the cost is usually somewhere around $30 per square foot â making slate roofing quite a bit more than asphalt shingles, which are usually installed for about $10 per square foot.

Mid Range Slate Roofing Cost

Mid range projects will typically run $15 to $20 per square foot for the completed project – this includes all of the tiles, which we are assuming are the mid range S-2 tiles. It includes removal of your existing roof material, all additional materials the roofers will need, as well as the labor portion of the project.— Price Range: $15 to $20 psf fully installed —

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Synthetic Slate Roof Pricing And Installation Cost Checklist

  • Get at least 3-5 estimates before hiring a Synthetic Slate Roof contractor estimates are typically free, unless its a service call for a repair.
  • Expect the Synthetic Slate Roof prices to fluctuate between various companies each and every company have different operation expenses and over-head.
  • Try to get prices in late Fall, early winter you should expect aggressive pricing discounts by waiting for a contractors down season.
  • Try to budget and additional 7-15% more on top of what our calculator gives out I.e difficult configurations, patterns, hips, valleys, dormers, curbs, ventilation, etc. The additional complexity of your roof will add to the Synthetic Slate Roof costs.
  • Visit every supply house that sell your particular brand of Synthetic Slate Roof and try to negotiate a better price with each supplier I save on average 20%.
  • Remember, there are multiple styled homes in the U.S from: Contemporary, colonial, cape-cod style, ranch, bungalow, victorian, etc. So keep that in mind and try to budget a little more, before starting your Synthetic Slate Roof project.


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