City comparison
Philadelphia, PA is about 60 miles (90 km) from Plainfield, NJ in a straight line. By road, the drive is roughly 70 miles, or about 1 h 15 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 Philadelphia, PA to Plainfield, NJ takes about 7 min, covering roughly 60 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.
Philadelphia has a population of 1,593,208, vs 54,358 in Plainfield — about 29.3× larger by population. By land area, Philadelphia covers about 135 sq mi vs 6 sq mi for Plainfield.
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 | Philadelphia | Plainfield | Difference |
|---|---|---|---|
| Median rent | $1,250/mo | $1,559/mo | 24.7% higher in Plainfield |
| Median home value | $215,500 | $351,500 | 63.1% higher in Plainfield |
| Median household income | $57,537 | $70,712 | 22.9% higher in Plainfield |
| Groceries index | 97.0 | 109.4 | 12.8% higher in Plainfield |
| Utilities index | 112.3 | 124.5 | 10.9% higher in Plainfield |
| Transportation index | 101.7 | 105.0 | 3.2% higher in Plainfield |
| Healthcare index | 102.7 | 105.7 | 3.0% higher in Plainfield |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Philadelphia, you'd need $117,664 in Plainfield to maintain your standard of living.
Climate, safety, and demographics side by side.
Philadelphia, PA is about 15% cheaper overall than Plainfield, NJ, based on our cost-of-living index. Housing costs are roughly 31% higher in Plainfield than in Philadelphia. If you earn $80,000 in Philadelphia, you'd need about $94,131 in Plainfield to keep the same standard of living.