Cost of living in Barnum Island, NY

Barnum Island is a census-designated place in Nassau County, NY. ACS 2024 5-year population is 2,302. Median gross rent is $3,500 (ACS 2024 5-year, this place). Median home value is $755,100. Median household income is $116,250. Insurance is the NAIC state average; food is a USDA plan — no town indexes.