ZIP Code 11790

In ZIP code 11790, which covers Stony Brook, households earn a median of $171,133, while per-capita income sits at $46,659 — a gap that reflects larger households pooling multiple earners. With median home values at $624,000 and a county property tax rate of 1.73%, annual property taxes on such a home run roughly $10,800, a real line item against that income. Add an 8.75% combined sales tax on purchases, and the earnings picture here supports substantial housing costs and daily spending alike, though the tax load shapes how far each dollar stretches.