It is reported the former Myer ambassador had secured the first $20 million-plus residential sale outside of Palm Beach on Sydney's northern beaches.
The waterfront estate Finisterre on Avalon’s Stokes Point sold for close to $20 million in 2002 to the Oatley family.
Hawkins’ first home was a three-bedroom house in Merewether, near Newcastle, which she bought for $469,000 in 2006 and sold two years ago for $782,355.
It was part of her then more expansive property portfolio.
Hawkins and Wall bought adjoining blocks in 2014 for $4 million that secured Jacaranda Cottage and the lesser, Blois Cottage through LJ Hooker agent David Watson.
The properties were once part of the longtime estate of the former politician William Wentworth.
The couple's Pittwater home building proposal was costed at $2 million in construction.
Jennifer Hawkins and husband Jake Wall announced the arrival of their first child, daughter Frankie Violet last October.