Lot Coverage Limits: Babylon vs Islip
How do lot coverage limits rules compare between Babylon, NY and Islip, NY?
Babylon and Islip have similar restriction levels.
Babylon, NY
Suffolk County
Maximum lot coverage in Babylon Residence B zones is 30 percent for principal and accessory structures combined, per Chapter 213. Impervious surface (including driveways and patios) is capped at 50 percent to meet NY DEC MS4 stormwater permit standards.
View full Babylon rules →Islip, NY
Suffolk County
Islip Residence A district maximum lot coverage 25 percent (buildings only). Total impervious coverage limited by MS4 stormwater rules to 40-50 percent. Residence AAA: 20 percent building coverage.
View full Islip rules →Key Facts Comparison
| Fact | Babylon | Islip |
|---|---|---|
| Building Coverage | 30 percent max | - |
| Impervious Cap | 50 percent | - |
| Mitigation | Drywells required | - |
| Watershed | Great South Bay MS4 | - |
| Pool Decks | Count unless permeable | - |
| Res A | - | 25 percent building |
| Res AAA | - | 20 percent |
| Impervious | - | 40-50 percent total |
| Includes | - | Pools, large decks |
| Stormwater | - | SPDES over 1 acre |
Highlighted rows indicate differences between cities.
Babylon FAQ
Who enforces this in Babylon?
Babylon code enforcement at (631) 957-3000 handles complaints.
Who enforces this in Babylon?
Babylon code enforcement at (631) 957-3000 handles complaints.
Islip FAQ
Who enforces this in Islip?
Islip code enforcement at (631) 224-5600 handles complaints.
Who enforces this in Islip?
Islip code enforcement at (631) 224-5600 handles complaints.
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