Side-by-side cost of living comparison for 2026
Median Income: $76,298
Population: 675,647
Median Income: $83,454
Population: 1,423,851
When comparing Boston and San Diego, the overall cost of living differs by 4.1%. Boston carries a cost index of 172 compared to San Diego's 165, meaning your dollar stretches 4% further in San Diego.
Housing is where the most significant gap appears between these two cities. San Diego has a housing index of 210 compared to Boston's 210. This 0-point difference translates to substantial monthly savings on rent or mortgage payments in San Diego.
San Diego is more affordable across all categories.
San Diego is more affordable for: Food & Groceries, Transportation, Healthcare, Utilities, Entertainment.
If you earn $60,000 in Boston, you would need $57,558 in San Diego to maintain the same standard of living. For a $100,000 salary, the equivalent would be $95,930.
The median household income in Boston is $76,298 compared to $83,454 in San Diego. San Diego has higher incomes, along with competitive costs, giving residents strong purchasing power.
Safety: Boston scores 6/10 while San Diego scores 7/10 in our safety assessment.
Weather: San Diego enjoys better weather with a score of 10/10 versus Boston's 4/10.
Job Market: Boston's job market (9/10) is stronger than San Diego's (7/10).
San Diego 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. Boston may justify its higher costs with a thriving job market that many residents find worthwhile.
