ABC7 news counted at least five homes off Silverado Drive with their lawns dug up by the pigs.
The sod was so badly damaged, it will need to be replaced.
RELATED: SJ votes against using bow and arrow to take out wild pigs, turns to county for help
Neighbors say they think the dry climate pushes the pigs into neighborhoods where they look for new food sources.
It all happened between the evening of September 24 and the following morning.
RELATED: The boars are back: San Ramon homeowner shares video of front lawn destroyed by wild pigs
"My wife sent me a text," said resident, Paul Nowak, "She said you'll never believe what happened in the front yard. And she sent me this picture and it looked like someone had taken a rototiller to it."
ABC7 News reported on a similar story in 2019 in Lafayette.
VIDEO: Three little pigs invade Lafayette backyard, tear lawn up at night
In that case, 19 feral pigs were trapped and humanely removed from nearby parks and trails.