town vs Grand Island

town and Grand Island both are nouns.

Word	Noun	Adjective	Verb	Adverb
town	Yes	No	No	No
Grand Island	Yes	No	No	No

town (noun)	Grand Island (noun)
the people living in a municipality smaller than a city	a town in south central Nebraska
an urban area with a fixed boundary that is smaller than a city
an administrative division of a county