San Diego vs Philadelphia
Cost of living comparison — C2ER 2024-2025 data
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Philadelphia is 31% cheaper than San Diego overall.San Diego has a cost of living index of 163 vs Philadelphia at 113 (national average = 100). The biggest difference is housing — San Diego costs 51% more.

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San Diego
CA
163
COLI index
VS
Philadelphia
PA
113
COLI index
Category Breakdown
| Category | San Diego | Philadelphia | Difference |
|---|---|---|---|
| Overall COLI | 163 | 113 | -31% |
| Housing | 295 | 145 | -51% |
| Groceries | 113 | 106 | -6% |
| Transport | 114 | 110 | -4% |
| Healthcare | 106 | 105 | -1% |
| Utilities | 121 | 120 | -1% |
Median 1BR Rent
San Diego
$2,350/mo
Philadelphia
$1,700/mo
Median Home Price
San Diego
$870,000
Philadelphia
$240,000
Median Household Income
San Diego
$83,454
Philadelphia
$49,127
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Last updated: June 2026
Methodology: Cost of living indices from C2ER Cost of Living Index 2024-2025. Rent data from Zillow December 2024. Home price data from Zillow Home Value Index December 2024. Household income from US Census Bureau ACS 2023. National average COLI = 100. Data updated annually.