Population: Wikipedia (List of United States cities by population); median home price: Redfin/Zillow market data; state income tax: Tax Foundation, 2026.
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San Francisco is a California city of 826,079 people, which puts it in the category of a mid-size population in the several-hundred-thousand range among the metros MONEYlume covers. At 13.3% for top brackets, California's income tax is among the highest nationally — a real factor San Francisco residents should weigh when deciding between a Roth and traditional 401(k).
Housing is the real story in San Francisco: a median home price near $1,300,000 puts it among the most expensive markets MONEYlume tracks, and most buyers here need a jumbo loan or a large down payment to compete. What follows is San Francisco-specific: local banks, local tax rules, and local real estate data, not a copy-paste of national advice.