* "Home" as a general concept: Yes, "home" is a common noun when it refers to the general idea of a place of residence. For example: "Everyone needs a home."
* "Home" as a specific place: No, "home" is a proper noun when it refers to a particular place, like your own house. For example: "I'm going back to Home."
Here's a breakdown:
Common noun: A general name for a person, place, or thing (e.g., house, city, dog)
Proper noun: A specific name for a person, place, or thing (e.g., John, New York City, Fido)
So, the answer is it depends on the context.