By Ziv Shay | Updated April 2026
Side-by-side cost of living comparison for 2026
Median Income: $83,454
Population: 1,423,851
Median Income: $65,781
Population: 2,693,976
When comparing San Diego and Chicago, the overall cost of living differs by 32.1%. San Diego carries a cost index of 165 compared to Chicago's 112, meaning your dollar stretches 32% further in Chicago.
Housing is where the most significant gap appears between these two cities. Chicago has a housing index of 118 compared to San Diego's 210. This 92-point difference translates to substantial monthly savings on rent or mortgage payments in Chicago.
Chicago is more affordable across all categories.
Chicago is more affordable for: Housing, Food & Groceries, Transportation, Healthcare, Utilities, Entertainment, Taxes.
If you earn $60,000 in San Diego, you would need $40,727 in Chicago to maintain the same standard of living. For a $100,000 salary, the equivalent would be $67,879.
The median household income in San Diego is $83,454 compared to $65,781 in Chicago. While San Diego has higher incomes, the higher cost of living may offset this advantage.
Safety: San Diego scores 7/10 while Chicago scores 4/10 in our safety assessment.
Weather: San Diego has an edge in climate with a 10/10 weather score compared to Chicago's 4/10.
Job Market: Both cities have comparable job markets at 7/10.
Chicago is the more affordable option overall, but cost is just one factor in deciding where to live. Consider your career opportunities, family needs, and lifestyle preferences alongside the financial comparison. San Diego may justify its higher costs with excellent weather that many residents find worthwhile.
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