Philadelphia vs San Francisco
Compare Philadelphia, PA and San Francisco, CA on cost, HUD rent, safety, climate, commute, schools, outdoor access, food, and source-labeled relocation data.
The verdict
Philadelphia is the cheaper metro on paper: ACS median rent runs $1,347/mo versus $2,336/mo in San Francisco — a gap of about $989/mo — and HUD 2-bedroom Fair Market Rents show $1,737/mo against $3,359/mo. State income tax also separates them — Philadelphia's rate is roughly 3.1% versus 13.3%. Across the four public-data screens Philadelphia comes out ahead (266 vs 248 summed points), though San Francisco still wins specific categories below.
Climate is a real differentiator: Philadelphia runs summer highs near 87°F and winter lows near 26°F, while San Francisco runs 72°F and 46°F. If lower housing cost leads your list, start with Philadelphia; if walkable daily life matters more, San Francisco screens stronger on the walkability proxy (56 vs 41). These are metro-level public-data screens — verify neighborhoods, school districts, commutes, and actual listings before deciding.
Category summary
Philadelphia leads 66 to 40 on the cost and climate screen.
Philadelphia leads 79 to 75 on the work screen.
San Francisco leads 63 to 50 on the daily life screen.
Both cities are close on the community screen.
$85,000 in Philadelphia is roughly $50,804 in San Francisco using WhereToThrive's cost index and state-tax adjustment.
Category comparison
| Metric | Philadelphia | San Francisco | Edge |
|---|---|---|---|
| ACS median gross rent | $1,347/mo | $2,336/mo | Philadelphia |
| HUD 2BR FMR | $1,737/mo | $3,359/mo | Philadelphia |
| Median home value | $305,000 | $1,073,000 | Philadelphia |
| State income tax | 3.1% | 13.3% | Philadelphia |
| Average commute | 31.8 min | 35.6 min | Philadelphia |
| Safety score | 66/100 | 42/100 | Philadelphia |
| School score | 7/10 | 8/10 | San Francisco |
| Walkability estimate | 41/100 | 56/100 | San Francisco |
| Outdoor score | 6/10 | 8/10 | San Francisco |
| Restaurants per 100k | 180.5 | 238.7 | San Francisco |
| Mountain distance | 19 mi | 2 mi | San Francisco |
| Coast distance | 4 mi | 2 mi | San Francisco |
What stands out
Philadelphia stronger signals
- Major airport access
- Public park/protected-area signal within 0 miles
- Ski location within 24 miles
- Named beach within 30 miles
Philadelphia tradeoffs
- No major generic tradeoffs identified
San Francisco stronger signals
- Major airport access
- Strong food and nightlife amenities score
- Strong outdoor access
- Public park/protected-area signal within 1 miles
San Francisco tradeoffs
- Premium housing market
- High top marginal state income tax
- Lower safety score than stronger alternatives
- Longer average commute
Common questions
Is Philadelphia cheaper than San Francisco?
On public benchmarks Philadelphia is the cheaper metro: ACS median rent is $1,347/mo in Philadelphia vs $2,336/mo in San Francisco; HUD 2-bedroom Fair Market Rents are $1,737/mo vs $3,359/mo; state income tax is 3.1% vs 13.3%.
Is Philadelphia or San Francisco safer?
Philadelphia screens safer at the metro level: safety scores are 66/100 for Philadelphia and 42/100 for San Francisco (FBI-reported metro rates; neighborhood variation is larger than metro averages).
Which is better for families, Philadelphia or San Francisco?
School screens show 7/10 for Philadelphia vs 8/10 for San Francisco, alongside the safety scores above. It is a metro-level screen; verify specific school districts before weighting it heavily.
How different is the climate between Philadelphia and San Francisco?
Philadelphia: summer highs near 87°F, winter lows near 26°F, disaster-risk band 2/3. San Francisco: 72°F / 46°F, disaster-risk band 2/3 (NOAA climate normals).
Keep researching
Score this comparison with your own constraints
Public comparison pages use equal-weighted signals. The questionnaire reweights cities around your housing budget, climate preferences, work needs, family needs, and daily-life priorities.
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