They are always singular, though. “Each” is often followed by a prepositional phrase ending in a plural word (“Each of the students”), which confuses the verb choice. Each, too, is always singular and requires a singular verb. Example: Everyone has gone.
Is each a singular or plural pronoun?
Under the traditional rule, the indefinite pronoun each is always singular and takes a singular verb.
Is each singular or plural possessive?
In formal writing, a pronoun or possessive adjective that refers back to a noun subject with each is usually singular: Each student has his or her own place in the library. However, in conversation and informal writing these pronouns and possessives are often plural: Each student has their own place in the library.