the Sandoval Clark family and the Clark family
From left, Katie Sandoval Clark; Sandoval Clark's husband, Marshall, who holds their oldest daughter; Sandoval Clark's mom, Barbara Clark; and Barbara Clark's husband, Chris, in March 2020.
  • A mother-daughter duo split the cost of a $1.4 million home and a $325,000 accessory dwelling unit.
  • It's let Barbara Clark keep costs down in retirement and helped her daughter live in the Bay Area.
  • Katie Sandoval Clark said the arrangement has helped her family "pursue what we really want to do."

When Katie Sandoval Clark, a nonprofit executive, was pregnant with her first child in the summer of 2019, she faced a vexing choice.