City comparison
Allentown, PA is about 800 miles (1,300 km) from Jacksonville, FL in a straight line. By road, the drive is roughly 1,000 miles, or about 16 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 Allentown, PA to Jacksonville, FL takes about 1 h 35 min, covering roughly 800 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 125,292 in Allentown — about 7.6× larger by population. By land area, Jacksonville covers about 745 sq mi vs 18 sq mi for Allentown.
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 | Allentown | Jacksonville | Difference |
|---|---|---|---|
| Median rent | $1,202/mo | $1,281/mo | 6.6% higher in Jacksonville |
| Median home value | $168,800 | $243,000 | 44.0% higher in Jacksonville |
| Median household income | $52,449 | $64,138 | 22.3% higher in Jacksonville |
| Groceries index | 100.6 | 96.5 | 4.3% higher in Allentown |
| Utilities index | 106.8 | 88.2 | 21.2% higher in Allentown |
| Transportation index | 97.6 | 99.0 | 1.5% higher in Jacksonville |
| Healthcare index | 98.4 | 98.5 | ≈ equal (Jacksonville slightly higher) |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Allentown, you'd need $99,833 in Jacksonville to maintain your standard of living.
Climate, safety, and demographics side by side.
Allentown and Jacksonville have nearly identical overall cost-of-living indices. Housing costs are roughly 4% higher in Jacksonville than in Allentown. If you earn $80,000 in Allentown, you'd need about $79,867 in Jacksonville to keep the same standard of living.