City comparison
Jacksonville, FL is about 325 miles (550 km) from Miami, FL in a straight line. By road, the drive is roughly 400 miles, or about 6 h 45 min 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 Jacksonville, FL to Miami, FL takes about 39 min, covering roughly 325 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.
Jacksonville has a population of 950,203, vs 443,665 in Miami — about 2.1× larger by population. By land area, Jacksonville covers about 745 sq mi vs 36 sq mi for Miami.
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 | Jacksonville | Miami | Difference |
|---|---|---|---|
| Median rent | $1,281/mo | $1,494/mo | 16.6% higher in Miami |
| Median home value | $243,000 | $433,900 | 78.6% higher in Miami |
| Median household income | $64,138 | $54,858 | 16.9% higher in Jacksonville |
| Groceries index | 96.5 | 103.1 | 6.9% higher in Miami |
| Utilities index | 88.2 | 97.0 | 10.0% higher in Miami |
| Transportation index | 99.0 | 108.3 | 9.4% higher in Miami |
| Healthcare index | 98.5 | 107.8 | 9.5% higher in Miami |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Jacksonville, you'd need $122,745 in Miami to maintain your standard of living.
Climate, safety, and demographics side by side.
Jacksonville, FL is about 18.5% cheaper overall than Miami, FL, based on our cost-of-living index. Housing costs are roughly 40% higher in Miami than in Jacksonville. If you earn $80,000 in Jacksonville, you'd need about $98,196 in Miami to keep the same standard of living.