Gutter replacement in Brookhaven typically ranges from $1,200 to $4,000 for a complete system, depending on your home’s size and the materials you choose. Aluminum systems run $7 to $14 per linear foot installed, while copper systems cost significantly more but can last 50+ years.The total cost depends on linear footage, number of downspouts, roof complexity, and whether you’re upgrading to 6-inch gutters. Most Brookhaven homes need 100-200 linear feet of gutters. We provide detailed estimates that break down material and labor costs so you know exactly what you’re paying for.Keep in mind that quality installation costs more upfront but saves money long-term. Cheap installations often fail within a few years, especially with Long Island’s weather extremes.