What Is Peter Hermann’s Net Worth and Salary?
As of 2025, Peter Hermann’s net worth is estimated to be around $20 million. Renowned for his suave charisma and adaptable acting, the actor has had a stellar career in television, film, and theater. While most people remember him from Law & Order: SVU, Younger, or Blue Bloods, he also rakes in cash through voice-over work, brand endorsements, and scriptwriting and producing.
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Career
Peter Hermann’s acting career started to pick up in the late ’90s and early 2000s, but he made his fortune gradually through a combination of regular television gigs and other ventures.
TV Roles:
- Law & Order: SVU— He’s best known for his role as Trevor Langan, a defense attorney on this long-running drama where he met his wife-to-be, Mariska Hargitay.
- Younger—As Charles Brooks, he became a favorite of fans and found a new generation to star for.
- Blue Bloods and other guest spots—Appeared consistently in major shows.
Film & Stage:
- Not a primary source of income for Hermann, he has appeared in supporting roles for movies including Philomena, Edge of Darkness, and United 93. He also made appearances on Broadway, where he showed his stage talent.
Writing:
- In 2018 Hermann penned a delightful children’s book titled If the S in Moose Comes Loose, further expanding his already broad repertoire.
Field | Details |
Full Name | Karl Peter Frederic Albert Hermann |
Date of Birth | August 15, 1967 |
Age (as of 2025) | 57 years |
Place of Birth | New York City, New York, USA |
Nationality | American |
Raised In | Germany (until high school) |
Education | Yale University – B.A. in English Literature |
Occupation | Actor, Writer, Producer |
Years Active | 1997–present |
Famous For | Law & Order: SVU, Younger, Blue Bloods |
Books Authored | If the S in Moose Comes Loose (2018) |
Spouse | Mariska Hargitay (m. 2004) |
Children | 3 (1 biological son, 2 adopted children) |
Estimated Net Worth | $20 million (as of 2025) |
Known Residences | New York City townhouse, upstate New York vacation home |
Notable Awards | Nominated for various ensemble and supporting roles |
Political Affiliation | Leans liberal; supporter of humanitarian and adoption-related causes |
Languages Spoken | English, German |
Hillary Clinton’s Presidential Campaigns
Though Peter Hermann hasn’t had any official role in Hillary Clinton’s presidential campaigns, the New York City celebrity and socially conscious figure has supported a number of Democratic causes over the years. He and his wife, Mariska Hargitay, advocate for charitable and political ventures centered on human rights and justice—often with progressive aims.
Personal Life
Peter Hermann has been married to actress Mariska Hargitay since 2004. The couple is often regarded as one of Hollywood’s most endearing and beautiful duos. They have three children together; their first son, August Miklos Friedrich, was born in June 2006, and Mariska announced the adoption of two other siblings, Amaya Josephine in April 2011 and Andrew Nicolas Hargitay Hermann in October 2011. Peter and his wife are advocates for adopting parentless children.
Hermann is well known for his down-to-earth personality, philanthropic nature, and low-key lifestyle, especially when compared to many of his celebrity counterparts.
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Salary Breakdown
- Law & Order: SVU: Recurring role for over 15 seasons—estimated earnings around $4-6 million total.
- Younger: Multi-season lead role—estimated $2 million+ over the course of the series.
- Endorsements and Voice Work: Hermann has done commercial voice-overs and campaign endorsements, bringing in extra cash.
- Book Royalties: Children’s book sales and publishing agreements earn a small but steady flow of cash.

Real Estate
Peter Hermann and Mariska Hargitay own a nine-story townhouse in New York City, thought to be worth well over $10 million. The home comes with a library, children’s playroom, private gym, and much more! The two also own a vacation home outside the city for weekend getaways.
FAQs
Q: What is Peter Hermann’s net worth in 2025?
A: About $20 million.
Q: How did Peter Hermann earn his money?
A: He has a number of minor acting credits, including TV shows like SVU and Younger, plus book sales, endorsements, and guest appearances.
Q: Is Peter Hermann married?
A: Yes, with actress Mariska Hargitay.