You're off by a factor of 2. The extra 1% tax kicked in at $250K for individuals, $500K for couples filing jointly. That's very well-off anywhere in CA. Medi

You're off by a factor of 2. The extra 1% tax kicked in at $250K for individuals, $500K for couples filing jointly. That's very well-off anywhere in CA. Median household income in SF County is $73K, and SF County is quite rich compared to the state median of $61K.