The calculator you linked is measuring household income, not individual income. Rerunning your numbers with a calculator that uses individual income [1], I find

The calculator you linked is measuring household income, not individual income. Rerunning your numbers with a calculator that uses individual income [1], I find that the top 1% of individual earners make at least $270k/year and an income of $150k/year would put you just barely in the top 5% of individual earners. [1] https://dqydj.com/income-percentile-calculator/ https://dqydj.com/income-percentile-calculator/