Yes, EVICTIONS is a Scrabble word!

Letter values in Scrabble US: E 1, V 4, I 1, C 3, T 1, I 1, O 1, N 1, S 1.

Is it a valid word?

EVICTIONS is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

action by a landlord that compels a tenant to leave the premises (as by rendering the premises unfit for occupancy); no physical expulsion or legal process is involved
the expulsion of someone (such as a tenant) from the possession of land by process of law

Also: constructive eviction, legal ouster.