Heree is a clue for anybody that wants to there own detective work.
http://modernlivingla.com/2019/03/mid-century-modern-view-home/
This is the same house he had the interview with ABC back in October. The kitchen is identical.
http://modernlivingla.com/2019/03/mid-century-modern-view-home/
https://abcnews.go.com/Politics/hunter-biden-sits-exclusive-interview-abc-news/story?id=66252777
Down a lushly landscaped path a separate post and beam guest house is perched over a sun-drenched pool with expansive canyon and city views.
Interesting how the pics from the original post only show the guest house by the pool. Thank you for your post which includes pics of the main house.