To keep the same standard of living as $100,000 in San Diego, you'd need about $97,400 in Washington — a $2,600 saving per year.
Estimated monthly spending for a middle-income household, adjusted by each metro's BEA price level.
The salary you'd need in Washington to maintain the same purchasing power as each income level in San Diego, using the BEA price ratio of 0.974.
| Salary in San Diego | Equivalent in Washington | Difference |
|---|---|---|
| $50,000 | $48,700 | −$1,300 |
| $75,000 | $73,000 | −$2,000 |
| $100,000 | $97,400 | −$2,600 |
| $150,000 | $146,100 | −$3,900 |
| $200,000 | $194,800 | −$5,200 |
Moving from San Diego, CA to Washington, DC means your everyday costs are cheaper by roughly 2.6%. The U.S. Bureau of Economic Analysis measures San Diego's overall price level at 111.5 and Washington's at 108.6, where 100 represents the national average. In practical terms, a household spending $5,725 per month in San Diego would spend about $5,568 for the equivalent lifestyle in Washington — a swing of $157 every month, or $1,884 per year.
Housing is the decisive factor. Estimated monthly housing runs $2,535 in San Diego against $2,425 in Washington. Because rent and mortgage costs vary far more between metros than groceries or utilities, the housing line alone accounts for most of the 2.6% gap.
For salary negotiation or a remote-work relocation, the key number is the equivalent salary. A $100,000 income in San Diego has the same purchasing power as $97,400 in Washington. Looked at the other way, $100,000 in Washington is worth about $102,700 in San Diego terms. Use the Cost of Living Calculator to plug in your own expenses.
Price levels don't include income tax, which can significantly swing your real take-home pay — especially between CA and DC.
Washington is 2.6% cheaper than San Diego overall. Based on the U.S. Bureau of Economic Analysis Regional Price Parities (2023), San Diego has a price level of 111.5 versus 108.6 for Washington, where 100 equals the national average.
To maintain the same purchasing power as a $100,000 salary in San Diego, you would need about $97,400 in Washington — a difference of $2,600 per year.
Estimated monthly housing runs about $2,535 in San Diego versus $2,425 in Washington. Housing is the single biggest driver of the cost-of-living gap between the two metros.
Sources & methodology
Price levels use the U.S. Bureau of Economic Analysis Regional Price Parities for metropolitan areas (2023, the most recent metro-level release). San Diego maps to the San Diego-Chula Vista-Carlsbad, CA MSA; Washington maps to the Washington-Arlington-Alexandria, DC-VA-MD-WV MSA. Category spending baselines come from the U.S. Bureau of Labor Statistics Consumer Expenditure Survey. Category-level figures are modeled estimates and are illustrative; actual costs vary by household. This is a planning tool, not financial advice.
