Gutter guide
Repair or replace gutters? How to decide
Repair your gutters when the problems are few and in one place: a leaking corner or two, one sagging section, a downspout that came loose. Replace them when the problems are everywhere at once: leaks at many joints, rust holes, sagging along whole runs, overflow even when clean, or long stretches of rotted fascia behind them.
Symptom by symptom: repair or replace
Look at what your gutters are doing, and find the closest match below.
| What you see | Usually repair when | Usually replace when |
|---|---|---|
| Leaking joints or corners | One or two corners or end caps drip | Most joints leak, or the same ones keep failing after resealing |
| Sagging | One section has dropped where a few hangers let go | Runs sag in several places, or the gutters still hang on spikes all the way around |
| Rust or holes | A single small rust spot or pinhole | Rust along the bottom of the trough, or holes in several places |
| Overflow | It stops after a cleaning or a slope adjustment | Clean, properly sloped gutters still overflow in a hard rain, meaning they're too small |
| Fascia rot | A short section at one corner | Long stretches of soft trim, since the gutters have to come down anyway |
| Cracked or warped gutters | One damaged piece after an impact | Brittle, cracked, or warped vinyl along several runs |
| Damage from one event | A fallen limb or ladder damaged one run on otherwise sound gutters | The damaged run is part of an old system that was already failing |
If your situation falls in the repair column, our gutter repair page explains how each fix is done.
A ten-minute self-check from the ground
You can learn most of what you need without a ladder. Walk around the house, ideally during or right after a rain.
- Count the joints. Seams every 10 feet or so mean sectional gutters. Joints only at corners mean seamless.
- Sight down each run. Look for dips, waves, or sections pulling away from the house.
- Look at the fasteners. Round heads on the face of the gutter every couple of feet are usually spikes, the older method.
- Check the fascia. Peeling paint, dark streaks, or gaps behind the gutter point to water getting where it shouldn't.
- Watch it in rain. Note where water spills over, drips at joints, or misses the downspout.
- Look at the ground. Trenches under the eaves and puddles at downspouts show where the system is failing.
- Note the material. Rust stains mean steel. A plastic look and feel means vinyl.
If you found problems at one or two points, repair is probably the answer. If you found them all the way around, read on.
How long gutters typically last
Lifespan depends on the material, how well the gutters were installed, and how well they have been kept clean. As rough, commonly cited ranges:
- Vinyl: the shortest-lived; it becomes brittle with sun and cold
- Galvanized steel: lasts until the coating wears through and rust starts, usually from the inside of the trough
- Aluminum: doesn't rust; usually outlasts the sealant at its corners, which can be renewed
- Copper: can last many decades with soldered joints
Age alone isn't a reason to replace. Old aluminum gutters that hang straight and only need resealed corners can keep working for years.
When repairs stop making financial sense
Repairs are cheaper than replacement every single time you compare one repair to a new system. The question is what happens over the next several years.
If you're paying for the same kind of repair every year, such as resealing joints on sectional gutters, rehanging sections that keep dropping, or patching rust, those bills add up while the system keeps aging. At some point, the repairs you can expect over the next few years approach what new gutters would cost, and new gutters would end the repairs.
A useful test: ask what each repair fixes. If it fixes the cause, such as a single failed corner, it's money well spent. If it only holds off a system-wide problem, such as rust or spikes all the way around, it's buying time.
Situations that tip toward replacing
- A new roof is going on. Gutters often have to come off for the roof edge work anyway.
- The gutters are too small. No repair makes a 5-inch gutter carry 6-inch volumes from a big roof.
- Long runs of fascia are rotted. Once the gutters are down for the trim work, rehanging old ones is money spent on a system near its end.
- You want guards. Guards should go on sound gutters; installing them on failing ones wastes them.
- You're selling. Sagging, rusted gutters and stained fascia are easy for buyers and inspectors to spot.
Replacing only one side
Replacing one run is reasonable when only that side is damaged. Keep in mind that profile, size, and color may not match the rest of the house exactly, especially if the existing gutters are faded or are a different style.
Why this decision comes up so often in Lewiston
About 47 percent of homes in the Lewiston School District area were built before 1970, according to U.S. Census Bureau survey data. Many of those houses have had at least one round of gutters already, and the ones still on them are often galvanized steel or sectional aluminum hung on spikes. Those are the systems where repairs tend to stack up.
Lewiston summers add to it. With about 42 days a year at 90°F or above, based on NOAA's 1991 to 2020 normals, years of heat and sun are hard on vinyl gutters and on the sealant in every joint of a sectional system. A sectional system with dozens of joints simply has more places for that wear to show up than a seamless system with joints only at the corners.
What that means for you: if your home is older and still has its sectional or steel gutters, look closely at the self-check above before paying for another round of repairs. If you decide to replace, our page on replacement with seamless gutters explains how the job works, and our seamless gutter cost guide explains what goes into the price. If the fascia behind your gutters is soft, plan for fascia repair at the same time.
Sources: U.S. Census Bureau American Community Survey 2019 to 2023 via NCES; NOAA 1991 to 2020 climate normals for Lewiston Nez Perce County Airport.
Repair or replace questions
How do I know if my gutters are seamless or sectional?
Look along each straight run. Sectional gutters have a joint every 10 feet or so, often with a visible strip or stain at each one. Seamless gutters have joints only at the corners and end caps.
Can old gutters be reused on new fascia?
Sometimes. Seamless aluminum gutters in good shape can be taken down and rehung on new fascia. Old sectional, vinyl, or rusting steel gutters usually aren't worth rehanging once they're down.
Should I replace gutters before or after a new roof?
After, or at the same time. Roofing work at the eaves often means taking gutters down and can damage them. Coordinating the two lets the drip edge and gutters be set correctly together.
Is it worth repairing vinyl gutters?
A single cracked piece can be replaced, but once vinyl is brittle and cracking in several places, more failures usually follow. Replacing vinyl with seamless aluminum ends that cycle.
Will you tell me if a repair is enough?
Yes. When we look at your gutters, we'll tell you whether repair or replacement makes more sense and why, and you can choose.
Not sure which way to go?
Call Lewiston Rain Gutters at (208) 858-8002 and tell us what you found in the self-check. We'll look at the gutters and give you a straight answer on repair or replacement, with a price for whichever makes sense.
Call (208) 858-8002