how long to replace a roof

How long does it take to replace a roof?

Has it been raining and hailing so hard that your roof is damaged beyond repair? Are you debating whether it would be faster to replace only the parts that have been damaged or the entire roof to continue being safe and sheltered? But then, it’s going to take time, so you need to decide which the better option is. So, how long does it actually take to replace a roof?

The short answer is, it depends. Aaah! More confusion. Here’s a detailed explanation of how long it would take to replace a roof.

Time constraints of replacing a roof

There are many constraints that one needs to consider while estimating the amount of time it takes to replace an entire roof. To make things easier for you, considering all favorable conditions, here is an estimate for the number of days it takes to replace a roof based on the time of roofing material.

Type of Roofing Materials Average replacement time (days)
Natural slate 6 – 7
Asphalt shingles 1 – 2
Steel sheets 3 – 4
Concrete tile 8 – 9
Flat roof 2 – 3
Synthetic slate 3 – 5
Wood shakes 3 – 4


For the above estimation, the area considered is 35-40 sq. ft. and the crew size considered is of 5 people. All other conditions, such as weather, inspection time, availability of materials, etc. have been considered to be favorable.

Now, the above table is just a very rough estimate and the actual time would vary immensely on the size of the roof, the damage, the crew size appointed, availability of materials. However, there is no need to worry.

You can just hire professional roofing service providers and they shall give you a detailed report of the damage and how long it will take to replace the roof. It would be a few days give or take to the estimate above. Hope this helps. Happy roofing!

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