What should I do the moment I find a roof leak?

Catch the water, move valuables and electronics out of the way, and if a ceiling is bulging with water, keep people out of the room. Take photos. Then call a roofer. Getting temporary protection on quickly keeps a small leak from soaking insulation, drywall and framing.

Can a leak be coming from somewhere other than where the water shows up?

Yes, and it's common. Water often enters at flashing around a chimney, vent pipe or skylight, then runs along the decking or rafters before it drips. That's why a proper inspection traces the leak back to its source instead of patching the spot above the stain.

How old does a roof have to be before replacement makes sense?

There's no single number. Older 3-tab roofs often wear out around 15 to 20 years, and architectural shingles often last 25 to 30. If your roof is in that range and leaking, replacing it is often a better use of money than repeated repairs.

Is a leaking roof covered by insurance?

That depends on what caused the leak and on your policy, and only your insurer can answer it. If a storm caused it, we can document storm damage with photos and meet your adjuster on site.

My Roof Is Leaking. Does It Need to Be Completely Replaced?

By the Allabaugh Construction team · April 29, 2022 · Updated September 25, 2026

No homeowner wants a leaking roof. If you're setting out buckets every time it rains, you've probably wondered: does my whole roof need to be replaced?

The honest answer is that it depends. Some leaks are a straightforward roof repair. Others are a sign the roof as a whole is done. Our crews, who handle roof replacement and repair across New Jersey and Northeast Pennsylvania, put together this guide to help you figure out which situation you're in.

Structural Damage: Time to Replace

Is the damage visible across the roof surface, and has it reached the decking or rafters? That's a bad sign. A roof whose structure has been weakened by long-term water can't keep the weather out reliably, and the most important parts of a roof are the ones you can't see from the street. When decking is soft or rotted in several areas, replacement is usually the right call.

Small-Scale Damage: Repair May Work

If the damage is limited to a small area and hasn't reached the structure, a repair may do the job. It's still worth having a professional look, because what you see from the ground or in the ceiling doesn't always show the full picture. An inspection tells you what the roof actually needs.

Multiple Leaks: Time to Replace

Are you dealing with more than one or two leaks? That often means the roof has more wear than can be effectively repaired. When water is coming in at several spots, a full replacement is usually the better investment.

One or Two Leaks: Repair May Work

If you've just noticed a single leak, a prompt repair may solve it, especially if it's at a flashing detail around a chimney, vent or skylight. Act fast to keep water out of the insulation and framing.

Repairs No Longer Make Sense: Time to Replace

If you've been paying for repair after repair, there comes a point where it stops being cost-effective. Repairs are meant to fix a specific problem, not to rebuild a roof that's worn out. When the leaks keep moving, that money is often better spent on a new roof.

First Repair: Repair May Work

If your roof has never needed a repair before, a well-done fix may extend its life for years. Just don't wait. The outer layer of your roof is built to shed rain, but the decking and framing underneath aren't meant to stay wet.

An Aging Roof: Time to Replace

Older 3-tab asphalt roofs often last around 15 to 20 years, and architectural shingle roofs often last 25 to 30. If your leaking roof is near or past that range, you're due for replacement soon anyway, so it's wise to start looking at your options before a bigger problem forces the decision. Winters here, with ice dams, heavy snow and freeze-thaw cycles, can shorten a roof's life.

A Newer Roof: Repair May Work

If your roof was installed recently by a competent contractor, a leak is often a single detail that can be repaired. Every roof is different, so we can't make a blanket promise, but as a general rule, newer roofs are good candidates for repair. If you're not sure why a newer roof is leaking, read our post on what to do if your shingles are loose.

Get Your Leak Looked At

If you've got a leaky roof, don't wait for the next storm. We'll trace the leak, tell you honestly whether it's a repair or a replacement, and give you a free written estimate. We serve homeowners throughout Mercer County, NJ and Luzerne County, PA. Call NJ (609) 477-0487 or PA (814) 330-4897, or contact us online.