How much tax I will pay in short term gain on stocks in washington state? What about long term?

Answer 1

Short Term: 10-35% - Short term gains are taxed as ordinary income so it would depend on your total income for the year.

Long Term: 5% or 15% - Long term gains are taxed at a lower rate. If you are in the 10% or 15% tax bracket, they are taxed at 5%. If you are in are higher bracket, they are taxed at 15%.

Long Term = at least 1 year and 1 day.

Answer 2

You pay at what ever you fill your fedral income tax at.