City comparison
Alpharetta, GA is about 500 miles (850 km) from Port St. Lucie, FL in a straight line. By road, the drive is roughly 650 miles, or about 11 hours behind the wheel at highway speeds.
Driving distance is a rough estimate (great-circle × 1.25); driving time assumes a 60 mph blended average. Real trips run 10–20% longer with stops.
A direct flight from Alpharetta, GA to Port St. Lucie, FL takes about 1 h 3 min, covering roughly 500 miles in a straight line. Connecting itineraries with a layover typically add 1–3 hours.
Block-to-block estimate at ~500 mph cruise, including taxi, climb, and descent — what an airline would publish, not pure airborne time.
Alpharetta, GA is on Central Time and Port St. Lucie, FL is on Eastern Time — a 1-hour difference. When it's noon in Alpharetta, it's 1 p.m. in Port St. Lucie, which puts Alpharetta 1 hours behind.
Standard-time offsets. Daylight saving applies in both cities for most of the year (exceptions: Hawaii and most of Arizona), and the gap between the two stays the same.
Port St. Lucie has a population of 210,520, vs 65,884 in Alpharetta — about 3.2× larger by population. By land area, Port St. Lucie covers about 120 sq mi vs 27 sq mi for Alpharetta.
Population from US Census ACS. Land area from the Census Gazetteer (city proper, excluding inland water).
Cost indices by category, with the US city average (100) marked.
Index: 100 = US city average. Lower is more affordable.
Side-by-side costs, salaries, and sub-category indices.
| Metric | Alpharetta | Port St. Lucie | Difference |
|---|---|---|---|
| Median rent | $1,767/mo | $1,684/mo | 4.9% higher in Alpharetta |
| Median home value | $562,000 | $292,900 | 91.9% higher in Alpharetta |
| Median household income | $141,402 | $75,040 | 88.4% higher in Alpharetta |
| Groceries index | 100.3 | 96.5 | 3.9% higher in Alpharetta |
| Utilities index | 96.1 | 87.7 | 9.6% higher in Alpharetta |
| Transportation index | 97.0 | 99.0 | 2.0% higher in Port St. Lucie |
| Healthcare index | 96.5 | 98.5 | 2.0% higher in Port St. Lucie |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Alpharetta, you'd need $100,000 in Port St. Lucie to maintain your standard of living.
Climate, safety, and demographics side by side.
Alpharetta and Port St. Lucie have nearly identical overall cost-of-living indices. If you earn $80,000 in Alpharetta, you'd need about $80,000 in Port St. Lucie to keep the same standard of living.