The reality star shared the good news on Tuesday's Good Morning America, saying "the dancing family is growing. We have a little bundle growing."
The Bachelor alum and her husband, Tye Strickland, have been married since 2009 and are already parents to Ava, 2. Rycroft didn't announce her due date, but did say that the baby is expected "this spring, next season."
Watch Rycroft's happy announcement below.