Garden City, NY vs Port Jefferson, NY

The cost of living difference between Garden City, NY and Port Jefferson, NY is dramatic. Port Jefferson is 45.7% cheaper than Garden City, a gap that translates to thousands of dollars per year in household expenses. Garden City has a cost index of 232 while Port Jefferson sits at 159, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.

On the housing front, median rent in Garden City is $3,478/month compared to $2,254/month in Port Jefferson — a 54% difference. Home values follow the same pattern: Port Jefferson is more affordable at $628,500 median vs $1,063,300.

Median household income in Garden City is $228,807 compared to $143,125 in Port Jefferson (+59.9%). While Garden City is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Garden City spend roughly 18.2% of their income on rent, less than the 18.9% in Port Jefferson.

Climate-wise, both cities share similar average temperatures (54.3°F vs 53.1°F). Port Jefferson receives more rainfall at 46" per year compared to 43.3" in Garden City.