City comparison
Philadelphia, PA is about 275 miles (425 km) from Somerville, MA in a straight line. By road, the drive is roughly 325 miles, or about 5 h 30 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 Somerville, MA takes about 32 min, covering roughly 275 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 80,464 in Somerville — about 19.8× larger by population. By land area, Philadelphia covers about 135 sq mi vs 4.1 sq mi for Somerville.
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 | Somerville | Difference |
|---|---|---|---|
| Median rent | $1,250/mo | $2,357/mo | 88.6% higher in Somerville |
| Median home value | $215,500 | $860,500 | 299.3% higher in Somerville |
| Median household income | $57,537 | $120,778 | 109.9% higher in Somerville |
| Groceries index | 97.0 | 99.8 | 2.8% higher in Somerville |
| Utilities index | 112.3 | 144.3 | 28.5% higher in Somerville |
| Transportation index | 101.7 | 102.9 | 1.2% higher in Somerville |
| Healthcare index | 102.7 | 103.7 | 1.0% higher in Somerville |
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 $119,386 in Somerville to maintain your standard of living.
Climate, safety, and demographics side by side.
Philadelphia, PA is about 16.2% cheaper overall than Somerville, MA, based on our cost-of-living index. Housing costs are roughly 36% higher in Somerville than in Philadelphia. If you earn $80,000 in Philadelphia, you'd need about $95,509 in Somerville to keep the same standard of living.