ZIP Code 11978

Households in ZIP code 11978, centered on Stony Brook, report a median income of $125,179, with per-capita earnings of $82,765. That income pairs with a median home value of $1,054,000, so property taxes at the county's 1.73% effective rate claim a substantial share of annual earnings. Day-to-day purchases carry an 8.75% combined sales tax. Together these figures sketch a high-cost setting where housing and taxes absorb a meaningful portion of household budgets, and where earning power matters greatly in sustaining ownership and spending alike.