town vs Palo Alto

town and Palo Alto both are nouns.

Word	Noun	Adjective	Verb	Adverb
town	Yes	No	No	No
Palo Alto	Yes	No	No	No

town (noun)	Palo Alto (noun)
the people living in a municipality smaller than a city	a university town in California
an urban area with a fixed boundary that is smaller than a city
an administrative division of a county