One of the most common questions homeowners ask before scheduling a roof replacement is: how long is this actually going to take? The good news is that for most residential jobs, the answer is shorter than you might expect.
The majority of standard residential roof replacements are completed in a single day. A well-organized crew with the right staffing can tear off the old roofing, inspect and repair the decking, install underlayment and ice-and-water shield, and lay down a full new roof — all between sunrise and sunset.
That said, several factors can stretch the timeline. A particularly large or complex roof with multiple angles, dormers, skylights, or steep pitches takes more time and care than a simple gable roof. If the crew discovers significant decking damage once the old shingles are removed, those repairs need to happen before anything goes on top. Weather delays are another reality — a sudden storm can push a job to a second day.
The number of layers being removed also matters. Most homes have one layer of old shingles, which is standard. If there are two or more layers, that’s more tearoff work, more debris to haul, and more time on the job.
One thing homeowners can do to help the process run smoothly is to prepare the property ahead of time — clear the driveway, move vehicles, and make sure the area around the house is accessible for material delivery and dumpster placement.
At GenSun Roofing, we staff our jobs to get the work done right and on time. With access to over 200 skilled contractors, we can put the right size crew on your roof to match the scope of the project. We don’t drag jobs out — your home being exposed is never in our interest or yours.
When you book with GenSun, we’ll give you a realistic timeline based on your specific roof before we start, so you can plan your day accordingly