Vinyl siding installation in Suffolk County typically ranges from $5 to $9 per square foot for quality materials and professional installation. For an average home, you’re looking at $12,000 to $23,000 for complete siding replacement.The exact cost depends on your home’s size, the condition of existing siding, and which materials you choose. Premium insulated vinyl costs more upfront but delivers better energy savings and longer life.We provide detailed written estimates that break down all costs – materials, labor, permits, and cleanup. No surprises, no hidden fees. Most homeowners find that quality vinyl siding pays for itself through eliminated painting costs and lower energy bills within 7-10 years.