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Tamko Gutter Replacement: The San Diego Owner’s Guide
We replace and install Tamko gutter systems throughout San Diego, with most complete gutter replacements running between $1,800 and $4,200 depending on linear footage and whether fascia repair is needed. Tamko gutters are aluminum or steel K-style systems, and in coastal San Diego neighborhoods like Point Loma and La Jolla, we most often see failures at the end caps, miters, and downspout elbows before the gutter runs themselves give out. Here’s how owners typically discover the problem: a drip line forming against the stucco after rain, a sagging section pulling away from the fascia, or water overflowing at a corner where two runs meet.
We’re an independent San Diego roofing and gutter contractor. We install Tamko-compatible gutter components but are not affiliated with Tamko Building Products. That independence means we can be straight with you about what’s worth replacing versus what’s worth patching.
Which Tamko Models This Applies To
Tamko’s gutter line centers on the Heritage and Elite K-style profiles in 5-inch and 6-inch widths, with the 5-inch residential profile being what we see on roughly 80% of San Diego homes built after 1990. The profile itself is an industry-standard K-shape, which means we can match it with OEM Tamko components or quality aluminum equivalents from suppliers we’ve vetted over two decades.
The compatibility detail that trips up most homeowners: Tamko’s 6-inch commercial profile uses a different hanger spacing and a deeper drop outlet than the 5-inch residential line. If you’re replacing a section of 6-inch gutter on a larger home or a structure with a steep roof pitch, the outlet and bracket must be matched to the 6-inch spec or you’ll get leaks at every downspout connection within a season. We verify this on-site with a quick measurement before quoting anything.
For most San Diego homes, we recommend the OEM Tamko components when the existing system is under 10 years old and in otherwise sound condition. When the gutters are older or the color has faded, a full-run replacement in matching or near-matching color is usually the smarter money than a patch job on oxidized metal.
Key takeaways:
- Tamko K-style gutters come in 5-inch residential and 6-inch commercial profiles; components are not interchangeable between the two.
- We stock OEM Tamko end caps, miters, drop outlets, and downspout elbows, plus quality aftermarket equivalents for older systems where OEM color match is no longer available.
- We also stock gutter parts for GAF, Owens Corning, and CertainTeed systems, so if your home has mixed components from a previous repair, we can still match everything.
Styles & brands we work with




Signs Your Tamko Gutter Replacement Is Failing
- Water running behind the gutter, not into it. This usually means the drip edge was never properly lapped over the gutter’s back lip, or the gutter has pulled away from the fascia. We see this constantly in Clairemont Mesa, where original 1970s fascia boards are soft and no longer hold hangers.
- Corner leaks at miter joints. The miter is the seam where two gutter runs meet at a corner. The sealant inside fails after 5 to 8 years of San Diego sun and thermal expansion. Replacing just the miter is a 20-minute fix if caught early.
- Sagging runs between hangers. Tamko specifies hanger spacing at no more than 24 inches for the 5-inch profile. We regularly find runs where a previous installer spaced them at 32 or 36 inches to save a few dollars. The gutter bellies, water pools, and the weight eventually pulls the run off the fascia entirely.
- Overflow at downspout connections. A clogged drop outlet or an undersized downspout for the roof area it serves. On San Diego homes with tile roofs, we also find tile debris washing into the outlet and packing it solid after the first real rain.
- Rust streaks or pinhole leaks at the low end of a run. Aluminum doesn’t rust, but the steel screws and hangers do. When a steel screw rusts against aluminum in a salt-air environment like Ocean Beach or Imperial Beach, galvanic corrosion eats a pinhole through the gutter from the inside out.
See the difference
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After
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AfterReplacement Cost & What’s Included
Here’s what Tamko gutter replacement costs in San Diego, based on what we’ve quoted across the county this year:
- Single 20-foot run replacement, 5-inch aluminum: $340 to $620 installed, including new hangers, end caps, and color matching.
- Full-home gutter replacement on a single-story 1,500 sq ft home: $1,800 to $2,900, including all runs, miters, drop outlets, and downspouts.
- Full-home replacement on a two-story home or one with 6-inch commercial profile: $3,000 to $4,200, including fascia inspection and any minor fascia repair needed to hold new hangers properly.
- Miter or end cap repair only: $120 to $240 per seam, sealed and guaranteed.
Every quote is a written price before any work starts. You’ll see the full breakdown: gutter material, hanger count, downspout footage, labor, and any fascia repair. That price won’t change unless we open something up and find structural damage we couldn’t see from the outside, and if that happens, we stop and call you before touching it.
All gutter replacement work is covered by our 365-Day Done Right Promise. If anything we install fails within a year, we come back and fix it at no charge. That’s a written guarantee on every job, not a verbal handshake.
DIY or Call Us?
Gutters are not a high-danger job like springs or electrical, but ladder work on a two-story San Diego home is where we see homeowners get hurt. If the failing section is on a single-story run and you just need to clean a clogged outlet, that’s a reasonable Saturday job. If you’re dealing with a sagging second-story run, a failed miter at height, or anything requiring you to hang over the roof edge, please don’t. A fall from even 12 feet can change your life.
What we’d actually recommend: call us at (619) 810-5520 and let us assess it. If it turns out to be a 20-minute fix, we’ll tell you that honestly and the service call cost will reflect it. We’d rather build trust on a small job than sell you a replacement you don’t need.
FAQs
Tamko aluminum gutters typically last 15 to 20 years in San Diego’s climate. The limiting factor is usually the sealant at seams and miters, which breaks down after 5 to 8 years under coastal sun and salt air. The metal itself can last 25-plus years if hangers are properly spaced and the system drains correctly. If your gutters are under 10 years old and leaking at a seam, a targeted repair usually makes more sense than a full replacement. Call (619) 810-5520 and we’ll tell you which one applies to your situation.
Yes, in most cases a leaking miter, end cap, or drop outlet can be repaired for $120 to $240 per seam without replacing the entire run. The repair makes sense as long as the surrounding aluminum is not corroded or dented. When the leak has been running for years and the fascia behind it is soft or rotted, that’s when we recommend replacement and underlying repair together. We’ll show you what we’re seeing before you decide either way.
A single 20-foot run replacement typically takes 90 minutes to 2 hours on site. A full-home gutter replacement on a single-story San Diego home is usually a one-day job, including cleanup and a walkthrough with you before we leave. Two-story homes with 6-inch commercial profile can run into a second day depending on access. We’ll give you a firm timeline in the written quote, and it won’t shift unless weather forces it.
Yes. Our trucks carry Tamko 5-inch aluminum end caps, inside and outside miters, drop outlets, and downspout elbows in white, brown, and clay, which covers the majority of San Diego homes. For 6-inch commercial profile parts or less common Tamko colors, we order directly from our supplier and typically have them within two business days. If we diagnose the problem and don’t have the part, you’ll know before we leave the driveway and you’ll have a written quote for the follow-up visit.
If you’ve got a Tamko gutter issue and you want a straight answer on repair versus replacement, call (619) 810-5520. You’ll get a live person on the phone, a written price before anything gets touched, and a technician whose name and photo you’ll know before we arrive. A roof shouldn’t be something you worry about, that’s what we’re here for.
Written by Grant Whitlock, Owner, Mercer Roofing Co San Diego at Mercer Roofing Co San Diego, serving San Diego and nearby areas.