Vinyl siding installation in Fire Island typically costs $8-12 per square foot for materials and labor, which is higher than mainland Suffolk County due to transportation and permitting requirements. A typical Fire Island home ranges from $15,000-35,000 for complete vinyl siding replacement.The higher cost reflects marine-grade materials, ferry transportation for supplies, and contractors experienced with coastal conditions. Fire Island construction costs run 15-25% above mainland projects, but you’re investing in siding that actually survives salt air and storm conditions.We provide detailed written estimates that break down material costs, transportation fees, permits, and labor so you know exactly what you’re paying for.