
Seattle’s Premier Gutter Installation & Replacement Service
Professional Excellence in Gutter Installation
Comprehensive Installation Process
Step 1: Initial Assessment
Comprehensive evaluation of existing gutters, roof edge, and fascia condition. Detailed measurements and documentation of drainage requirements.
Step 2: Custom Fabrication
Our custom gutter system is measured and cut to exact specifications for your home. Material is throughly inspected with rigorous quality control.
Step 3: Professional Installation
Careful removal of old system, fascia inspection and repair – if needed. Installation uses premium mounting hardware and proper pitch alignment.
Step 4: Final Inspection
Thorough testing of water flow and drainage. Quality verification by LeafFilter’s gutter installation expert. Complete cleanup and customer walkthrough.

Custom Gutter Solutions
Premium Materials & Expert Design
Premium Aluminum
LeafFilter’s premium aluminum gutters with Sherwin Williams Plastilure coating are installed by locally trained installation professionals in Seattle. Our clog-free system protects against intense Pacific Northwest rainfall while preventing water damage to your home.
Copper Systems
LeafFilter’s distinctive copper gutter systems are customized for Seattle homes by our locally trained installation team. These premium systems are engineered to prevent common debris from entering gutters while complementing your home’s architecture.
Steel-Reinforced
LeafFilter’s double-ribbed steel hangers ensure superior durability for Seattle’s challenging weather. Our locally trained installation professionals install this reinforced system to protect your home all year-round against Pacific Northwest storms.



Seattle’s Climate Challenges
Year-Round Gutter Protection
Spring & Summer
Seattle’s notorious spring drizzle and moss growth create unique challenges for Queen Anne and Capitol Hill homes. The region’s microclimate brings steady precipitation from March through June, while summer storms can challenge conventional gutter systems. Moss and algae thrive in these damp conditions, particularly affecting homes near Puget Sound.
Fall & Winter
From October through March, Seattle’s wettest months test gutter systems as Douglas fir and cedar needles accumulate rapidly in Ballard and Magnolia neighborhoods. The persistent rainfall, combined with debris from the Emerald City’s abundant evergreens, calls for LeafFilter’s custom gutter system designed for Pacific Northwest homes.
Did You Know?
Just a small rainstorm can divert hundreds of gallons of water to your foundation if your gutters are clogged. Keep Seattle gutters clog-free — guaranteed
312 gallons
of water can enter your foundation from just 0.25 inches of rain
Advanced Weather Protection Features
Thermal Protection
Expansion joints and flexible mounting system accommodate temperature fluctuations without warping or separation.
High-Capacity Design
Oversized 6-inch gutters and 3×4 downspouts handle Seattle’s heaviest rainfall events without overflow.
Storm Resilience
Heavy-gauge aluminum and reinforced brackets withstand high winds and falling branches common in summer storms.
Investment in Protection
Custom Solutions for Your Home
Lifetime Transferable Warranty
Our warranty stays with your home, transferring to new owners and protecting your investment for generations to come.
No-Clog Guarantee
If your gutters ever clog, we’ll service them for free. Our patented system ensures worry-free performance.
Get Your Custom Gutter Installation Quote
Every home is unique. Factors like roof pitch, number of stories, existing materials, and architectural complexity all impact your gutter system needs. Our experts provide detailed assessments to ensure you get the perfect solution.
See What Seattle Homeowners Are Saying
Frequently Asked Questions
In Seattle’s Queen Anne, Capitol Hill, and other neighborhoods with mature evergreens, several signs indicate you need new gutters. Watch for sagging, visible cracks, or gutters pulling away from your fascia board, especially during our heaviest rainfall months from November through January. With Seattle averaging 38 inches of annual rainfall and dense populations of Douglas firs and Western Red Cedars, your gutters face unique challenges from heavy moss growth and evergreen needle accumulation. Signs like water cascading over gutter edges during our signature drizzles, rust spots, or peeling paint beneath gutters suggest it’s time for replacement. Remember that Seattle’s building codes require proper drainage to protect foundations, making functional gutters essential for home protection in our wet climate.
Aluminum is the best material for new gutter installations in Seattle’s challenging climate, offering excellent durability and rust resistance while effectively handling our frequent rain and evergreen needle debris. In neighborhoods like Queen Anne and Ballard, where salt air from Puget Sound is a factor, aluminum’s corrosion resistance is particularly valuable. Copper gutters are another premium option that performs exceptionally well in Seattle’s wet conditions and frequent freeze-thaw cycles, though at a higher cost. Both materials are effective at managing moss growth common in areas like Green Lake and Magnolia, where tall evergreens create heavy shade. For homes in higher elevations like West Seattle or Capitol Hill, these materials consistently withstand winter storms while maintaining their structural integrity.
Most professional gutter installations in Seattle are completed within one day. However, installation time can vary based on home size, roof complexity, and current weather conditions. Our installation teams carefully plan around Seattle’s rainy weather patterns to ensure a quality installation while protecting your home from the Pacific Northwest’s unique climate challenges.
We use Sherwin Williams’ Plastilure system to match your gutters with precision – an essential consideration for Seattle homeowners looking to maintain their home’s curb appeal in our distinctive Pacific Northwest setting. Whether you have a Craftsman in Ballard, a modern home in Capitol Hill, or a classic Tudor in Queen Anne, we can match your existing gutter color or help select a shade that complements your home’s exterior architecture.
The size of gutters depends on your home’s roof area and local rainfall patterns. In Seattle, where we receive approximately 38 inches of rain annually, 6-inch gutters are commonly recommended to handle the region’s consistent precipitation. For larger homes or those with steep roof pitches common in Seattle’s hilly terrain, 7-inch gutters might be necessary, especially to manage heavy winter storms and fall leaf accumulation from Douglas firs and Big Leaf maples. Proper gutter sizing is crucial for protecting your home’s foundation from water damage, particularly during our wet Pacific Northwest winters.
Seattle’s heavy rainfall and abundant evergreen trees create unique maintenance requirements for new gutters. With an average of 152 rainy days annually and constant pine needle drop from native vegetation, most Seattle homeowners need to clean traditional gutters 2-4 times per year. Regular maintenance helps prevent common Pacific Northwest issues like moss growth, overflow during winter storms, and potential foundation damage. While basic gutters require consistent upkeep to handle Seattle’s distinctive weather patterns, protective gutter systems can significantly reduce maintenance needs.
Yes, gutters can be installed on homes with steep or complex roofs. In Seattle, where winter rains are heaviest from October through April, professional installation is essential for homes ranging from classic Seattle Box and Tudor Revival styles to modern designs. Local building codes and stormwater management requirements guide proper installation, ensuring gutters can handle heavy rainfall while managing challenges unique to the Pacific Northwest, such as pine needle accumulation from evergreen trees and moss growth. Whether your home is in Ballard, Queen Anne, or Capitol Hill, gutters can be adapted to work effectively with any roof configuration.
Gutters protect your home by channeling rainwater away from your foundation, walls, and landscaping. In Seattle’s wet climate, where annual precipitation averages 40 inches and fall brings heavy leaf debris from maple and pine trees, properly functioning gutters are essential. They prevent basement flooding, foundation damage, and soil erosion, while also helping to minimize moss growth – a common challenge for Seattle homeowners. This protection is particularly crucial in Seattle’s historic neighborhoods, where many older homes require robust water management systems to preserve their structural integrity.
We offer a lifetime warranty on all gutter installations in Seattle, providing coverage that stays with your home even if you decide to sell. This warranty covers both materials and workmanship, giving homeowners peace of mind during our region’s frequent rain events.
Yes, we remove and dispose of old gutters as part of our installation process. In Seattle’s unique climate, where heavy rainfall and evergreen debris are constant challenges, we replace existing systems with custom-fitted gutters designed specifically for Pacific Northwest homes. Our local installation teams are particularly experienced with managing the region’s distinctive challenges, from persistent pine needle accumulation to the impacts of winter storms, ensuring your new gutter system is properly sized and installed to handle Seattle’s year-round precipitation.
Your Local LeafFilter Office
Serving Greater Seattle
Contact Us
Call Us Today
(408) 320-4083Office Location
3320 W Valley Hwy N Suite D101
Auburn, WA 98001
Business Hours
Monday – Thursday: 8:00 AM – 9:00 PM
Friday: 8:00 AM – 5:00 PM
Saturday: 9:00 AM – 6:00 PM
Sunday: Closed
Customers Served in Greater Seattle
OLYMPIA, WA
1,449 Homes
TACOMA, WA
1,376 Homes
SEATTLE, WA
1,061 Homes
PUYALLUP, WA
880 Homes
BREMERTON, WA
729 Homes
PORT ORCHARD, WA
716 Homes
RENTON, WA
697 Homes
KENT, WA
662 Homes
GIG HARBOR, WA
645 Homes
AUBURN, WA
511 Homes
LAKEWOOD, WA
439 Homes
BONNEY LAKE, WA
434 Homes
Our Gutter System Services in Seattle
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Complete Gutter System Integration
Downspouts & Drainage
Oversized Downspouts
3×4 commercial-grade aluminum downspouts provide 40% more drainage capacity than standard residential sizes.
Underground Drainage
Professional-grade drainage connections direct water away from foundation walls and prevent soil erosion.
Elbow System
Smooth-radius elbows eliminate chokepoints and reduce noise during heavy rainfall.
Outlet Protection
Reinforced outlet connections prevent separation and ensure long-term structural integrity.
Fascia & Soffit Integration
Fascia Protection
Complete fascia inspection and optional aluminum capping prevents wood rot and ensures secure mounting.
Ventilation
Integrated soffit ventilation system maintains proper attic airflow and extends roof life.
Custom Trim
Color-matched trim pieces ensure seamless integration with existing architectural elements.
Mounting System
Hidden bracket system provides superior support while maintaining clean aesthetic lines.
Codes & Compliance for Installation in Seattle
In Seattle and King County, where annual rainfall exceeds 37 inches and steep terrain presents unique challenges, proper gutter installation must meet strict local building requirements. Professional installation ensures appropriate sizing, pitch calculations, and secure mounting to safeguard homes against water damage, particularly in neighborhoods from Queen Anne to Capitol Hill where moss growth and pine needles are common concerns.
Seattle’s specific climate demands careful attention to water management and drainage control. Professional contractors understand local requirements for proper downspout placement, drainage patterns, and structural considerations – especially important given the region’s hilly topology and dense tree coverage. Working with certified professionals ensures installations meet all municipal standards while protecting your home’s foundation and structural integrity throughout Seattle’s wet seasons.