Q. I lived in a house in New Jersey for many years and then sold it. Then I bought another house in the state and lived there for 20 months. If I sell it now for a $90,000 profit, how much will I owe in capital gains taxes? Not sure if it mattes, but my salary is $65,000 a year. — Homeowner A. Several items come into play when it comes to what you would pay in tax on the sale of a home. Here’s what to consider. Based on your income the capital gain rate you would pay on the sale of your house is 15% on the gain (15% x $90,000), said Altair Gobo, a certified financial planner with U.S. Financia…