If you take the standard deduction, you are allowed an additional amount. Your standard deduction starts at $12,550. Add $1,700 if you were born before January 2, 1957. Add $1,700 if you were blind as of December 31, 2021.Example: Single filer Joe, who was born in 1972 and has been blind since birth, gets a standard deduction of $12,550 + $1,700 = $14,250.