How much do seamless gutters cost on Long Island?

Seamless aluminum gutters on Long Island cost $8-$15 per linear foot installed, or $1,200-$2,400 for an average home with 150-200 linear feet of gutter. This includes removal of old gutters, installation of new seamless gutters, downspouts, and hangers. The exact cost depends on the home's height, the number of corners and downspouts, and accessibility.

Are gutter guards worth the cost on Long Island?

For most Long Island homeowners, yes. Gutter guards cost $7-$20 per linear foot installed but eliminate or drastically reduce the need for gutter cleaning, which costs $150-$350 per visit, 2-3 times per year. Over 10 years, gutter guards typically pay for themselves in saved cleaning costs alone, plus they prevent water damage from clogged gutters overflowing during heavy rain events that are common on Long Island.

Should I repair or replace my gutters?

Replace your gutters if they are more than 20 years old, have multiple leaking seams, are pulling away from the fascia in multiple locations, or show significant rust or corrosion. Repair is appropriate for isolated leaks, a single detached section, or minor sagging. If repair costs exceed 40-50% of replacement cost, replacement is usually the better investment because new seamless gutters eliminate all the seam-related problems that cause most gutter failures.

What size gutters do Long Island homes need?

Most Long Island homes need 5-inch K-style gutters, which is the industry standard for residential properties. Homes with large roof areas, steep pitches, or sections that channel a lot of water may need 6-inch gutters on certain runs. Downspouts should be 2x3 inches for standard 5-inch gutters or 3x4 inches for 6-inch gutters. We assess your roof's water volume to determine the right sizing for each section.

How long do gutters last on Long Island?

Aluminum seamless gutters last 20-30 years on Long Island. Copper gutters last 50+ years. Vinyl gutters last 10-15 years but are not recommended for Long Island because they crack in cold weather and sag in heat. Galvanized steel gutters last 15-20 years but rust in salt air environments, making them a poor choice for homes near the coast. The biggest factor in gutter lifespan is proper installation and adequate slope for drainage.

Cost GuideMay 5, 2026

Gutter Installation Cost on Long Island (2026)

Name: ERS Roofing & Siding
Address: 192 Ralph Ave, Babylon, NY, 11702, US
Telephone: (516) 595-5395
Price range: $$

Gutters are one of the most overlooked parts of your home's exterior, but they do critical work: directing thousands of gallons of rainwater away from your foundation, siding, and landscaping every year. Long Island gets about 47 inches of rain annually, and that water has to go somewhere. Here is what new gutters cost in 2026 and how to decide between repair and replacement.

Gutter Installation Cost by Material

The material you choose determines both the upfront cost and how long your gutters will last. Here is what each option costs on Long Island in 2026:

Gutter Material	Cost Per Linear Foot	Avg Home (150-200 LF)	Lifespan
Seamless aluminum	$8-$15	$1,200-$3,000	20-30 years
Sectional aluminum	$5-$10	$750-$2,000	15-20 years
Copper	$25-$45	$3,750-$9,000	50+ years
Galvanized steel	$8-$12	$1,200-$2,400	15-20 years
Vinyl	$3-$6	$450-$1,200	10-15 years

All prices include removal of old gutters, new installation, downspouts, end caps, and hangers. For most Long Island homes, we recommend seamless aluminum gutters. They offer the best combination of durability, cost, and performance for our climate.

Seamless vs Sectional Gutters

This is the most important decision when choosing new gutters, and it is not even close.

Seamless gutters

Seamless gutters are formed on-site from a continuous roll of aluminum using a portable gutter machine. Each run of gutter is one continuous piece with no seams or joints along its length. Seams only exist at corners and where gutters connect to downspouts.

Fewer leaks: Seams are the number one failure point on gutters. Fewer seams means fewer leaks over the life of the system.
Better appearance: A clean, continuous line with no visible joints or overlaps.
Custom fit: Each gutter run is measured and formed to the exact length needed for your home.
Professional installation required: The gutter machine is trailer-mounted and costs $10,000+, so this is not a DIY project.

Sectional gutters

Sectional gutters come in pre-cut 10-foot lengths that are joined together with connectors and sealed with caulk. They are available at home improvement stores and can be installed by homeowners.

Lower upfront cost: About 30-40% cheaper than seamless for materials and installation.
More failure points: Every 10-foot seam is a potential leak site. Over time, caulk dries out, connectors loosen, and water gets through.
Shorter lifespan: The seams age faster than the gutter material itself, leading to earlier replacement.

Our recommendation: seamless aluminum gutters are worth the extra cost. On a typical Long Island home, the cost difference between sectional and seamless is $300-$800, but seamless gutters last 5-10 years longer and require far less maintenance.

Gutter Guard Costs on Long Island

Gutter guards prevent leaves, pine needles, and debris from clogging your gutters. On Long Island, where mature trees are everywhere, clogged gutters are one of the most common causes of water damage.

Gutter Guard Type	Cost Per Linear Foot	Avg Home Cost	Effectiveness
Mesh/micro-mesh	$10-$20	$1,500-$4,000	Excellent
Reverse curve/helmet	$12-$25	$1,800-$5,000	Good
Foam inserts	$3-$6	$450-$1,200	Fair (degrades in 3-5 years)
Screen guards	$7-$12	$1,050-$2,400	Good (some debris gets through)

We install micro-mesh gutter guards for most Long Island homes. They block virtually all debris while still allowing water to flow through, even during heavy downpours. The investment typically pays for itself within 5-7 years in saved cleaning costs.

Want gutter guards added to your new or existing gutters? Call (516) 595-5395 for a free quote.

When to Replace vs Repair Gutters

Not every gutter problem requires a full replacement. Here is how to decide:

Repair makes sense when:

One or two sections are leaking at seams (reseal or replace those sections)
A single run has pulled away from the fascia (reattach with new hangers)
Downspouts are clogged or disconnected (clear or reconnect)
Minor sagging in one area (add additional hangers)
Gutters are less than 15 years old and otherwise in good condition

Gutter repairs on Long Island typically cost $150-$500 depending on the scope of work.

Replace when:

Gutters are 20+ years old with multiple problem areas
Multiple seams are leaking (common with old sectional gutters)
Gutters are pulling away from the fascia in multiple locations, indicating rotted fascia board
Significant rust or corrosion is visible (especially on galvanized steel gutters)
Water is pooling in sections due to improper slope that cannot be corrected
You are getting a roof replacement (ideal time to upgrade gutters while crews are already on-site)

Why Gutters Matter More on Long Island

Long Island's climate and geography make properly functioning gutters more critical here than in many other regions:

Heavy rainfall: Long Island receives about 47 inches of rain per year, above the national average. During nor'easters and summer thunderstorms, rainfall rates can exceed 2 inches per hour. Gutters need to handle high-volume water flow without overflowing.
High water tables: Many Long Island neighborhoods have high water tables, especially in southern Nassau and Suffolk. Without gutters directing water away from the foundation, basement flooding and crawl space moisture problems are common.
Freeze-thaw cycles: From November through March, Long Island cycles between freezing and thawing regularly. Water that is not properly directed away from your home can freeze in your foundation, expand, and cause structural cracking over time.
Mature tree canopy: Long Island's older neighborhoods are filled with large oaks, maples, and other deciduous trees. Without gutter guards, gutters can clog within weeks of leaf drop in October and November.
Foundation protection: Long Island soil conditions vary significantly. In areas with clay-heavy soil, water pooling near the foundation causes expansion and contraction that cracks basement walls. Proper gutters and downspout extensions are the first line of defense.

If you are noticing water pooling near your foundation, staining on your siding, or erosion in your landscaping, your gutters are not doing their job. Our spring inspection checklist includes gutter evaluation as a key step.

Combining Gutters with a Roof Replacement

If you are planning a roof replacement, that is the best time to install new gutters. Here is why:

Shared labor costs: Crews are already on-site with ladders, scaffolding, and equipment. Adding gutters during a roof replacement costs less than scheduling a separate project.
Proper integration: New gutters can be installed to work optimally with the new drip edge and fascia. Old gutters often do not align properly with new roofing components.
No damage risk: Installing gutters after a new roof means workers on ladders leaning against your new shingles. Doing it during the roof project avoids this risk.

See our gutters and gutter guards service page for more details on what we install.

Get a Gutter Estimate for Your Home

At ERS Roofing & Siding, we install seamless aluminum gutters and micro-mesh gutter guards across Long Island. We will measure your home, assess your existing gutters, and give you a straightforward estimate with no pressure.

We serve homeowners across Nassau and Suffolk County, including Babylon, West Babylon, Deer Park, Massapequa, and Rockville Centre.

Call us at (516) 595-5395 or request a free estimate online.