Question: how is social security benefits taxed in 2018?
Answer: If your combined income was more than $34,000, you will pay taxes on up to 85% of your Social Security benefits. For married couples filing jointly, you will pay taxes on up to 50% of your Social Security income if you have a combined income of $32,000 to $44,000. ... Then let's say you have a combined income of $30,000.