If I make 1600 per week. Am head of house hold with one child how much federal taxes should be with held.

$1,600 per week is $83,200 annually.

Filing with one child as Head of Household, your federal tax liability will be about $12,076.

That means you should have about $230 withheld from your weekly paycheck.

This assumes that you are NOT itemizing and you will claim the Head of Household standard deduction of about $7,550.

This assumes that you are