Kari Byron Biography: Net Worth, Ex-Husband, Age, Awards, Children, Height, Parents, Movies
Kari Elizabeth Byron, professionally known as Kari Byron, is an American television host, artist, author, and STEM advocate.
She became widely recognized as a member of the Build Team on Discovery Channel’s MythBusters.
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She later hosted Head Rush, Punkin Chunkin, White Rabbit Project, and Crash Test World.
Byron is also the co-founder of EXPLR Media and founder of the National STEM Festival, using television and education to encourage curiosity and creativity among young people.
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| Wiki Facts & About Data | |
| Real Name: | Kari Elizabeth Byron |
| Stage Name: | Kari Byron |
| Born: | December 18, 1974 (age 51 years old) |
| Place of Birth: | Santa Clara County, California, United States |
| Nationality: | American |
| Height: | 1.66m |
| Parents: | Dennis Byron, Sue Byron |
| Siblings: | Summer Byron |
| Spouse: | Paul Urich (2006–2020) |
| Children: | Stella Ruby Urich |
| Occupation: | Television Host, Artist, Author, Producer, STEM Advocate |
| Net Worth: | $1.5 million |
Early Life and Education
Kari Byron was born on December 18, 1974, in Santa Clara County, California, and grew up in Los Gatos with her parents, Dennis Byron and Sue Byron, and her younger sister, Summer Byron.
From childhood, she showed a strong fascination with making things, art, and experimentation, often combining creativity with her curiosity about how objects worked.
She attended Los Gatos High School before continuing her education in the Bay Area.
Her academic journey took her to San Francisco State University, where she graduated in 1998 with a Bachelor of Arts in film and sculpture, completing her studies magna cum laude.
After college, she spent about a year backpacking through South Asia before returning to California and pursuing sculpture and painting.
Byron is of White American heritage and identifies as an atheist.
Career
Kari Byron initially pursued a career as a sculptor and visual artist, exhibiting her work around San Francisco.
Her interest in special effects and prop making eventually led her to an internship at M5 Industries, the special-effects workshop operated by Jamie Hyneman.
That opportunity unexpectedly placed her around the production of MythBusters, where her practical skills and curiosity helped her move from behind-the-scenes work into an on-screen role.
Byron became one of the most recognizable members of the MythBusters Build Team, working alongside Tory Belleci and Grant Imahara and appearing on the program for many years.
She subsequently hosted Head Rush and Punkin Chunkin, co-hosted Netflix’s White Rabbit Project, and presented Crash Test World.
Beyond television, she wrote the memoir Crash Test Girl, co-founded EXPLR Media, and founded the National STEM Festival, extending her influence into science education and youth-focused STEM advocacy.
Social Media
- Instagram Handle: @TheRealKariByron
- Twitter Handle: @KariByron
Personal Life
Kari Byron, born on December 18, 1974, is 51 years old and is divorced.
She married artist Paul Urich in March 2006, and their daughter, Stella Ruby Urich, was born on June 28, 2009; the marriage ended in divorce on March 20, 2020, following their separation in 2019.
Byron remains closely connected to sculpture, visual art, travel, writing, and STEM education, with her creative interests continuing to shape her professional work.

Filmography: Television
- 2003–2014: MythBusters — Build Team member and host
- 2004–2007: MythBusters specials — Host
- 2005: Beyond Tomorrow — Host
- 2007: Sharkzilla — Host/Presenter
- 2010–2011: Head Rush — Host
- 2011–2014: Punkin Chunkin — Host
- 2014–2015: Thrill Factor — Host
- 2016: White Rabbit Project — Co-host
- 2016: Creature Features — Guest/Host
- 2020–2021: Crash Test World — Host
Net Worth
Kari Byron has an estimated net worth of $1.5 million. Her earnings have been generated through television hosting, production, artistic work, writing, speaking engagements, and educational ventures.
Her long-running work in science-oriented entertainment, together with EXPLR Media and other STEM initiatives, has broadened her professional income beyond conventional television appearances.
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