Does Holden in Catcher the Rye belong a rest home?

No, Holden does not belong in a rest home. He is only 16 years old, and rest homes are generally for people who are much older and require assistance with daily activities. While Holden is going through a difficult time and is exhibiting some signs of mental health issues, he does not meet the criteria for residency in a rest home. He would likely be better served by therapy, counseling, or other forms of support that are designed to help him cope with his challenges and develop healthy coping mechanisms.