Capital gains are taxed at 3 levels in the United States: federal, state and local. (to which one might have to add the Net Investment Income Tax (NIIT) if one's income is higher than some threshold.)
I'm curious to see the typical local tax rate on capital gains. Where can I see the local tax rates on capital gains? https://smartasset.com/investing/capital-gains-tax-calculator only allows to enter 1 location at the time, whereas I'd like to see an overview for the entire US (or at least one entire state).
For example, for state rates on capital gains, https://www.fool.com/taxes/2014/10/04/the-states-with-the-highest-capital-gains-tax-rate.aspx (mirror) gives a nice synopsis: