The 33-year-old revealed the happy news on The Project on Channel Ten tonight.
"Well speaking of babies, I have some news for you tonight ... I am having a baby," Bickmore told viewers.
"My boyfriend Chris and I are expecting a baby next year."
Bickmore is in a relationship with Chris Walker, a former producer on the show.
She already has a son, Oliver, 6, from her marriage with Greg Lange, who passed away in 2010 from brain cancer.