The top marginal tax rate in the DMV is D.C.'s 10.75%, compared to 5.75% in Maryland and Virginia.
Why it matters: Your annual tax bill depends at least partly on where you live, with state income taxes varying from nonexistent to nearly 14% for some especially high earners.
States on the higher end of the scale — like D.C., even though we're not a state — face outmigration from the super rich, competition from lower-tax states and a growing affordability crisis.
How it works: That's according to data from the Tax Foundation, a nonpartisan think tank.
The rates shown in the map above are the highest paid by the residents earning the most money.
Many states have graduated income taxes, with higher amounts of income taxed at gradually higher rates.