Showing ordinances that apply to Barnum Island, NY
Barnum Island is an unincorporated community (population 2,590) in Nassau County, New York. Because Barnum Island is not an incorporated city, it does not have its own municipal code. Instead, Nassau County ordinances apply directly to properties here. The lot coverage limits rules below are the ones that govern your area.
Nassau County lot coverage limits typically 20-35 percent for principal building and 25-45 percent total with accessory structures. Impervious coverage limits (50-60 percent) increasingly common for stormwater management. North Shore villages impose stricter limits.
Nassau lot coverage commonly 20-30 percent principal building, 25-40 percent with accessory structures, and 50-60 percent total impervious (driveways, patios, pools). Garden City R-80: 25 percent building, 55 percent impervious. Town of Hempstead Residence A: 30 percent building coverage. Sands Point limits 15-20 percent. FAR (floor area ratio) used in some villages instead of or alongside coverage (typical 0.35-0.50). Pools usually count toward impervious coverage. Rain gardens, permeable pavers, and green infrastructure may receive coverage credits. Variances for coverage require area variance showing under Village Law 7-712-b. Stormwater SWPPP required for disturbance over 1 acre under SPDES.
Coverage violations: $250-$2,500 plus removal orders. CO denial. Repeat owner violations on same property may trigger misdemeanor charges.
See how Barnum Island's lot coverage limits rules stack up against other locations.
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