Writing about this milestone on Instagram, Troy exclaimed in his post, "And so it begins!
"Excited to add 'Break ground' as a new chapter in our family adventures
"I've always been very hands on so I really can't wait to start this build. Now where to start?"
Rocket is the couple's only daughter and Hunter is their second son.
To everyone in the family, Maurie, Aubrey's son with former boyfriend JP Obligacion, is the eldest sibling
Aubrey, meanwhile, seemed more excited to grow a garden in their future family home.
Known for her love for plants, the actress has earned the nickname "The Mother Plant," which she proudly includes in her Instagram bio.
The mother of three also posted a well-meaning note about surviving the CoVid-19 crisis.
Aubrey wrote, "We only live forward. As long as you've got passion, faith and are willing to work hard. You can do anything you want in this life.
"Next year will be a better year for everyone. Let's inspire each other and support one another. I believe anyone can do it. Go get it. Keep planting and stay healthy."
Aubrey and Troy's next family home is located somewhere in Antipolo.