Median home value is about $407,100 — about 17% above the U.S. median home value ($348,079).
Housing tenure and rents show median gross rent around $1,939 (about 67% above the U.S. median rent ($1,163)), and owner-occupancy near 77.0% (about 11.6 points above the national owner-occupancy rate (65.4%)).
To comfortably buy a median-priced home in ZIP 11722 in Central Islip, NY, a household would need roughly $112,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $2,615. That is roughly in line with the local median household income ($110,365). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.