jessa , 22 , and ben 19 , announced the baby is due on november 1 , their wedding anniversary .
the newlyweds said they are talking about baby names now but did not give any hints about the gender .
this is a first child for the couple who star on tlc 's 19 kids & counting .
this will be the duggar family 's sixth grandchild ; jill welcomed her first son earlier this month and son josh is expecting his fourth child .
the couple live in a small house in arkansas owned by jessa 's parents .