As a homeowner, it is often too easy to take your gutters for granted. You may think about them only when there is a problem, and by then your gutters may have been damaged beyond repair. The following are some signs gutters need professional cleaning.
Sign 1 — Gutters Overflowing During Rain
If your gutters overflow during storms, then there is a blockage preventing the water from flowing through the downspout—the best sign gutters need professional cleaning. Overflowing gutters can cause water damage to the foundation of your home, as well as potentially leading to erosion of landscaping, basement flooding, and other types of damage.
Sign 2 — Sagging or Pulling Away from the House
Debris that builds up in your gutters will weigh more than the brackets that hold the gutters to your home. If your gutters are sagging or you can see a gap between your gutters and your roofline, those are visible signs your gutters need professional roof cleaning. The weight of wet leaves and standing water can put too much stress on your gutter brackets and cause them to fail.
Sign 3 — Water Damage or Stains on Siding
If you see these things on the siding under the gutter line, it is safe to say that your gutters have been overflowing repeatedly, causing the water to run down the side of your home, soaking the siding, wood underneath, or other substrates.
Sign 4 — Plants Growing in Your Gutters
If you can see any kind of grass/weeds/plants growing out of your gutter(s), there is tons of debris clogging your gutters. If you see any plants or grass growing in your gutters, it is a sign gutters need professional cleaning and that there is a lot of organic matter and soil in the gutter, providing an environment conducive to growing plants.
Sign 5 — Pest or Bird Nesting Activity
If you see signs of any type of pests—particularly bees, wasps, birds, or rodents—in your gutter line, it creates a good environment for nests. These can represent direct signs gutters need professional cleaning and sometimes pest control services.
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Sign 6 — It’s Been Over a Year Since Last Cleaning
Even though there may be no visible damage, time alone is one of the signs gutters need professional cleaning. With heavy rainfall throughout the Pacific Northwest and abundant tree cover, gutters get filled quickly. If you wait longer than twelve months between cleaning your gutters in Salem, Oregon, it is almost certain that they will become clogged.
What Happens If You Ignore These Signs?
| Ignored Sign | Potential Consequence | Estimated Repair Cost |
| Overflowing gutters | Foundation water intrusion | $2,000–$10,000+ |
| Sagging gutters | Fascia rot and gutter replacement | $500–$2,000 |
| Water stains on siding | Siding replacement or repainting | $1,500–$5,000 |
| Pest nesting | Structural damage or infestation | $500–$3,000 |
| Plants in gutters | Complete gutter replacement | $800–$2,500 |
- When to DIY vs Minimal leaves in gutters and easy accessibility—DIY may be sufficient
- Significant buildup has occurred, pest problems, sagging—call a professional
- Living in a two-story building; steep roof; over sixty years old – call a professional
- If you can see the signs discussed in the previous section of this article, there is no reason to wait before having your gutters cleaned by an expert
Frequently Asked Questions
Q: What are the main signs gutters need professional cleaning?
The primary signs gutters need professional cleaning are overflowing during rainy periods, sagging, water stains along the sides of your home, trees growing in your gutters, or the presence of insects near your home’s overhang.
Q: How do I know if my gutters are clogged?
Gutters can be identified visually as being clogged by the amount of overflow seen during rain events (water pooling in streets) or by the amount of standing water that remains in gutters after it has rained. An additional way to detect the clogging is to use a water hose to see if the water will flow freely through the downspout of the gutter.
Q: How often should I watch for signs gutters need professional cleaning?
Visual inspection should be done twice a year: once at the end of the spring to assess plant growth or other debris; once at the end of the fall to check for any large amounts of debris (mud, dirt, etc.) that may have built up in the gutters. If you live in a location with an abundance of trees (e.g., many communities in Oregon), it is also a good idea to visually inspect your gutters following each major storm.
Q: Can clogged gutters damage my foundation?
Yes, it is common for gutters to overflow and direct water to the foundation of a home, creating cracks and water intrusion into that foundation. Over time, this will create very expensive structural repair work.
Q: Is it urgent to act on signs that gutters need professional cleaning?
Yes — it is urgent! If you see any of these various signs mentioned above, these indicate a problem that is worsening with every rainstorm, and there will be no easy fix.
Conclusion
The signs that gutters need professional cleaning are fairly straightforward; you just need to know how to read them. Whether there is an indicator of an overflow of water or plants growing, these indicators of professional cleaning are the warning signs for potential future repairs that will cost you a lot of money. Make sure you take notice of the signs and do your cleaning as soon as possible to save yourself time, stress, and money.
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