Cost of living in West Islip, NY

West Islip is a census-designated place in Suffolk County, NY. ACS 2024 5-year population is 26,865. Median gross rent is $2,765 (ACS 2024 5-year, this place). Median home value is $614,300. Median household income is $176,281. Insurance is the NAIC state average; food is a USDA plan — no town indexes.