Emhoff was married for 16 years to Kerstin Emhoff, née Mackin. They have two children, Cole and Ella. He married Kamala Harris on August 22, 2014, in Santa Barbara, California, with Kamala's sister Maya Harris officiating. Emhoff's two children call Harris, their stepmother, "Momala." As of August 2019, Emhoff and Harris had an estimated net worth of $5.8 million.