San Francisco vs San Diego
Cost of living comparison — C2ER 2024-2025 data
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San Diego is 28% cheaper than San Francisco overall.San Francisco has a cost of living index of 225 vs San Diego at 163 (national average = 100). The biggest difference is housing — San Francisco costs 32% more.

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San Francisco
CA
225
COLI index
VS
San Diego
CA
163
COLI index
Category Breakdown
| Category | San Francisco | San Diego | Difference |
|---|---|---|---|
| Overall COLI | 225 | 163 | -28% |
| Housing | 435 | 295 | -32% |
| Groceries | 119 | 113 | -5% |
| Transport | 118 | 114 | -3% |
| Healthcare | 108 | 106 | -2% |
| Utilities | 125 | 121 | -3% |
Median 1BR Rent
San Francisco
$3,200/mo
San Diego
$2,350/mo
Median Home Price
San Francisco
$1,290,000
San Diego
$870,000
Median Household Income
San Francisco
$136,689
San Diego
$83,454
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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.