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Katharine McPhee

Singer, Actress, Songwriter | American

Net Worth $8 Million
Age: 42 Source: Singing, Acting, Television Updated: May 2026
#453 Rank in Musicians
85% below Category Average
$10 Million Median in Category
695 Profiles in Category

Katharine McPhee Quick Facts

Full Name Katharine Hope McPhee
Birth Date March 25, 1984
Birth Place Los Angeles, California, USA
Height 5'8" (173 cm)
Spouse/Partner David Foster (m. 2019)
Known For American Idol Season 5 runner-up, Smash, Scorpion
Children 1 (Rennie David Foster, born 2021)
Education Boston Conservatory (attended)

How Katharine McPhee Makes Money

💰 Singing
🎬 Acting
💰 Television

Net Worth Over Time

About Katharine McPhee

Katharine McPhee, born Katharine Hope McPhee on March 25, 1984, in Los Angeles, California, is a singer and actress who first gained national prominence as the runner-up on the fifth season of American Idol in 2006. Growing up in a musical family, her mother Peisha McPhee was a vocal coach who had worked on American Idol, and Katharine studied musical theater at the Boston Conservatory before pursuing her entertainment career. Her powerful vocals and charismatic stage presence made her a fan favorite on American Idol, where she finished second to Taylor Hicks.

Following American Idol, McPhee signed with RCA Records and released her self-titled debut album in 2007, which debuted at number two on the Billboard 200 and was certified gold. The lead single “Over It” became a pop radio hit. She went on to release several more albums, including “Unbroken” (2010), “Christmas Is the Time to Say I Love You” (2010), and “Hysteria” (2015), showcasing her versatility across pop, adult contemporary, and holiday music genres. Her vocal talent has been consistently praised by critics and fellow artists alike.

McPhee successfully transitioned into acting, landing the lead role of Karen Cartwright in the NBC musical drama series “Smash” (2012-2013), which centered on the making of a Broadway musical. Although the show lasted only two seasons, it earned critical acclaim and a devoted fanbase. She subsequently starred in the CBS comedy-drama “Scorpion” (2014-2018) as Paige Dineen, which ran for four seasons and significantly raised her profile as a television actress. She has also appeared in various films and made her Broadway debut.

In her personal life, McPhee married music producer David Foster in 2019. Foster, who is 35 years her senior, is a legendary music producer with 16 Grammy Awards to his name. The couple welcomed their first child together, a son named Rennie, in 2021. McPhee has been open about her struggles with bulimia and has become an advocate for eating disorder awareness. Her estimated net worth of $8 million comes from her combined music, acting, and television career, as well as brand endorsements and live performance engagements.

Katharine McPhee is a American singer with an estimated net worth of $8 million in 2026.

Career Timeline

2006

Finished as runner-up on American Idol Season 5

2007

Released self-titled debut album which debuted at #2 on the Billboard 200

2012

Starred as Karen Cartwright in NBC's musical drama "Smash"

2014

Began starring as Paige Dineen in CBS's "Scorpion" which ran for four seasons

2018

Made her Broadway debut in "Waitress" as Jenna Hunterson

2019

Married Grammy-winning music producer David Foster


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